TI TEXAS音频指南

ᅼೕኸళ
Audio Guide
AB ૌĂD ૌࢅ G ૌ‫ٷݣ‬ഗǈ
Class-AB, Class-D and Class-G Amplifiers,
ᅼೕገ࣑ഗĂຕጴ႑ࡽ‫ت‬૙ǈ
Audio Converters, Digital Signal Processing,
থ੨Ăਸ࠲ĂUSB ᅼೕत
Interface, Switches, USB Audio and
PurePathTM ࿮၍ᅼೕೌฉဣཥ (SoC)
PurePath™ Wireless Audio SoCs
www.ti.com/audio
౎‫ڼ‬ᅃल‫܈‬
20122012
1Q
ᅼೕኸళ
Audio Guide
ᅼೕኸళ
Table of Contents
ᅼೕ
Audio
ဣཥ߁ຎ
Overview
ᅼೕ
Audio
‫ٷݣ‬ഗ
Amplifiers
.................................................................................................... 3
ᅼೕဣཥ߁ຎ
Audio Overview.
.....................................
ᅼೕ‫ٷݣ‬ഗ....................................................................................................... 4
.3
Audio Amplifiers . . .D. ૌᄙำഗ‫ٷݣ‬ഗ
. . . . . . . . . ............................................................
. . . . . . . . . . . . . . . . . . . . . . .4 . . 4
ዐ‫୲ࠀߛࢅ୲ࠀڪ‬Ăఇె๼෇
Mediumand
High-Power,
Analog-Input
Class-D
Speaker Amplifiers . . . . . . . . . . . . . . . . . 4
..............................................................................
‫୲ࠀگ‬Ăఇె๼෇ D ૌᄙำഗ‫ٷݣ‬ഗ
5
Low-Power, Analog-Input
Class-D Speaker Amplifiers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
............................................................................................................
უ‫ࢅۉ‬༩ٍൻ‫ۯ‬ഗ
6
Piezo and Ceramic Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
ຕጴ๼෇ D ૌᄙำഗ‫ٷݣ‬ഗ............................................................................................ 7
Digital-Input Class-D Speaker Amplifiers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
...................................................................................
ஞ੻ۙ዆
๼෇ Power
(PWM)
D ૌࠀ୲प
PWM-Input
Class-D
Stages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8. . . . 8
ૌᄙำഗ‫ٷݣ‬ഗ
AB
Class-AB
Speaker.........................................................................................................
Amplifiers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9. . . . 9
............................................................................................................
ཀྵ‫ٻ‬๕ܺऐ‫ٷݣ‬ഗ
Headphone Amplifiers
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
. . . 10
................................................................................................
‫୲ࠀگ‬ᅼೕ‫ٷݣ‬ഗጱဣཥ
Low-Power Audio Amplifier
Subsystems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
. . . 11
............................................................................................................
Microphone Preamplifiers
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
. . . 12
‫د‬ำഗമዃ‫ٷݣ‬ഗ
Line Drivers/Receivers
and Operational
Amplifiers . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
. . . 13
.....................................................................................
၍ୟൻ‫ۯ‬ഗ
/থ๭ഗࢅሏ໙‫ٷݣ‬ഗ
Volume
Controls
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.........................................................................................................................
ᅼଉ੦዆
14. . 14
.......................................................................................................
ᅼೕገ࣑ഗ
Audio Converters
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15. 15
ᅼೕ
Audio
ገ࣑ഗ
Converters
........................................................................................................
Սၻ๕ᅼೕՊ঴ஓഗ
Portable Audio Codecs
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
...
.................................................................................
Portable
Audio
Converters with miniDSP.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
...
ਏᆶ
‫ڦ‬Սၻ๕ᅼೕገ࣑ഗ
miniDSP
Portable Audio Converters
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
...
............................................................................................................
Սၻ๕ᅼೕገ࣑ഗ
Portable Audio Converters with Integrated Touch
Screen Controller . . . . . . . . . . . . . . 19
...
................................................................
ਏᆶण‫ׯ‬႙‫ة‬ఄೡ੦዆ഗ‫ڦ‬Սၻ๕ᅼೕገ࣑ഗ
Performance Audio
Converters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
............................................................................................................
ߛႠీᅼೕገ࣑ഗ
20
15
16
18
19
20
.....................................................................................
থ੨त֑ᄣ໏୲ገ࣑ഗ
Interface and Sample-Rate
Converters . . . . . . . . . . . . . . . . .21. 21
........................................................................................
S/PDIFথ੨त֑ᄣ໏୲ገ࣑ഗ
Interface and Sample-Rate
Converters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
. . . 21
S/PDIF
2.4 GHz PurePath
TM
࿮၍ᅼೕೌฉဣཥ (SoC)................................................ 22
2.4-GHz PurePath™ Wireless Audio SoCs. . . . . . . . . . . . . . . . 22
থ੨त
Interface and
֑ᄣ໏୲
Sample Rate
ገ࣑ഗ
Converters
USB
USB
ᅼೕ
Audio
‫ت‬૙ഗ
Processors
ఇె
Analog
ਸ࠲
Switches
჋ስኸళ
Selection Guides
तጨᇸ
and Resources
Audio Guide
ᅼೕኸళ
PurePath ࿮၍ᅼೕೌฉဣཥ (SoC)................................................................................... 22
PurePath Wireless Audio SoCs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
USB ᅼೕ......................................................................................................... 23
USB
Audio
. . . . . . . . . . . . .............................................................................
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .23. 23
ਏᆶ
থ੨‫ڦ‬ᅼೕ੦዆ഗतገ࣑ഗ
USB
Audio Controllers and Converters with USB Interface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
‫ت‬૙ഗ.............................................................................................................. 24
ஞ੻ۙ዆
(PWM) ‫ت‬૙ഗ
Processors
. . . ..................................................................................................
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24. 24
‫ۅޝ‬႙ຕጴ႑ࡽ‫ت‬૙ഗतᆌᆩ‫ت‬૙ഗ
PWM Processors . . . . . . . . . . . . . ................................................................................
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
. . . 24
Floating-Point Digital ....................................................................................................
Signal Processors and Applications Processors . . . . . . . . . . . . . 26
. . . 25
ۨ‫ۅ‬႙ຕጴ႑ࡽ‫ت‬૙ഗ
Fixed-Point
Digital
Signal Processors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
. . . 26
...........................................................................................................
ྲ੦዆ഗ
C2000™
C2000™ Microcontrollers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
ఇెਸ࠲........................................................................................................... 28
....................................................................................................
ఇె‫ܠ‬ୟްᆩഗतਸ࠲
Analog Switches
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28. 28
Analog
Multiplexers
and
Switches
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
...........................................................................................................
჋ስኸళ
29
ᅼೕ‫ٷݣ‬ഗ...................................................................................................................... 29
Selection
Guides. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
......................................................................................................................
ᅼೕጱဣཥ
Audio Amplifiers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
. . . 29
ᅼೕஞ੻ۙ዆
(PWM). .‫ت‬૙ഗ
Audio Subsystems
. . . . ............................................................................................
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
. . . 34
ᅼೕമዃ‫ٷݣ‬ഗत၍ୟൻ‫ۯ‬ഗ
Audio PWM Processors . . . ...........................................................................................
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
. . . 34
...............................................................................................................
ᅼೕሏ໙‫ٷݣ‬ഗ
Audio Preamplifiers
and Line Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
. . . 35
..........................................................................................................................
Audio Operational
Amplifiers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
. . . 35
ᅼଉ੦዆
Volume Controls . . . . . . . . . . . . . . . . . . .........................................................................
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
. . . 37
ᅼೕሯำᅞ዆‫ٷݣ‬ഗĂጱဣཥतՊ঴ஓഗ
Audio Noise Suppression
Amplifiers, Subsystems and Codecs . . . . . . . . . . . . . . . . . . 38
. . . 38
...............................................................................................................
ᅼೕఇຕገ࣑ഗ
Audio
Analog-to-Digital
Converters
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. . 38
...............................................................................................................
ᅼೕຕఇገ࣑ഗ
39
Audio Digital-to-Analog Converters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
ᅼೕՊ঴ஓഗ................................................................................................................... 41
Audio Codecs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
....................................................................................................
থ੨त֑ᄣ໏୲ገ࣑ഗ
Interface and Sample-Rate Converters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
. . . 43
TM
࿮၍ᅼೕೌฉဣཥ
(SoC)..................................................................
2.4
GHz
PurePath
2.4-GHz PurePath™ Wireless Audio SoCs
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
. . . 43
..........................................................................................................................
ᅼೕ
USB
USB
Audio
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
. . . 44
ᆌᆩ‫ت‬૙ഗ
Application......................................................................................................................
Processors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
. . . 45
Digital Signal Processors
— Floating-Point . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
. . . 45
ຕጴ႑ࡽ‫ت‬૙ഗ
͙ ‫ۅޝ‬႙................................................................................................
Digital Signal Processors
— Fixed-Point . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
. . . 47
ຕጴ႑ࡽ‫ت‬૙ഗ
͙ ۨ‫ۅ‬႙................................................................................................
TMS320C2000™
Microcontrollers
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
. . . 48
...............................................................................................
ྲ੦዆ഗ
TMS320C2000™
Concerto™
Microcontrollers
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. . . 49
TM
.....................................................................................................
49
Concerto ྲ੦዆ഗ
Audio Clocks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
ᅼೕ้ዓ.......................................................................................................................... 50
Analog Multiplexers and Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
ఇె‫ܠ‬ୟްᆩഗतਸ࠲.................................................................................................... 51
Resources
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52. 52
..................................................................................................................
ጨᇸ
Packaging.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
. . . 52
.................................................................................................................................
‫ހ‬ጎ
Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
߾ਏ................................................................................................................................. 53
TI Worldwide Technical Support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (Back Cover)
TI ඇ൰रຍኧ‫ ׼‬.............................................................................................................Ǆ‫ڹހ‬ǅ
2
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ᅼೕဣཥ߁ຎ
Audio Overview
සৃ‫ڦ‬ၩ‫ݯ‬ኁထྭச‫ڟ‬ፌࡻ‫ڦ‬ᅼೕׂ
Today’s consumers demand the best in
೗ă໱்೺ಐໜ้ໜ‫ں‬᳠ད‫ڟ‬ৗᆎ༲
audio. They want crystal-clear sound
ཪ‫ڦ‬ᅼၳǈܸྜඇփࣷࠥत໯๑ᆩ‫ڦ‬
wherever they are – in whatever format
ᅼೕ߭๕ă
they want to use.
‫ڤ‬ዝᅏഗ
(TI) ༵ࠃକኼሞሺഽ๭དኁ
Texas Instruments
(TI) delivers the
ኮདਥ༹ᄓ‫ڦ‬रຍă࿢்‫ׂڦ‬೗ੰԈ
technology to enhance a listener’s audio
ઔඇຕጴᅼೕፇॲᅜतຕጴࢅఇెᅼ
experience. Our portfolio features
ೕ঴ਦ‫ݛ‬ӄăཚࡗ༵ࠃߛႠీत࿮੗
all-digital components as well
Բె‫ڦ‬ण‫܈ׯ‬ǈ
TI ‫ڦ‬੗Պ‫ײ‬ፇॲྺਜ਼
as our digital and analog
audio
ࢽޯᇎକยऺଳऄႠǈ੗ӻዺ໱்ᅜ
solutions. Offering high performance
ਏᆶ৪ኛ૰‫ׯڦ‬Ԩ‫ٶ‬ሰ‫ీࠀڦݘ੻؜‬
and unparalleled integration, TI’s
Ⴀࢅᦎᦎසิ‫ڦ‬ำᅼၳࡕă
programmable components provide
design flexibility to produce broad
Ԩ೺Ėᅼೕኸళė๑‫܁‬ኁీࠕ߸ेൟ
຿‫៓ں‬બ TI ‫ڦ‬ᅼೕׂ೗ੰǈժٗዐ཈
functionality and true life-like sound at a
჋໯Ⴔ‫ڦ‬ഗॲă‫ܔ‬ᇀᅼೕ႑ࡽ૾ୟዐ
competitive cost.
‫ڦ‬௅ᅃၜࠀీǈԨኸళ‫ߵॽۼ‬਍౞‫ڦ‬
This Audio Guide makes it easy to review
Ⴔᄲዘ‫঻ۅ‬ถ၎ᆌ‫ڦ‬ഗॲ঴ਦ‫ݛ‬ӄă
TI portfolio options. In the guide, each
ኄၵ঴ਦ‫ݛ‬ӄ‫߀ڹן‬฀କၩ‫ݯ‬ኁ‫ڦ‬ད
audio signal-chain function is highlighted
ਥ༹ᄓǈཞ้༵ߛକᆌᆩଳऄႠतႠ
with corresponding device solutions for
ీժჽ‫׊‬କยऺ๱ంă
your needs. These solutions redefine a
ူ௬‫؜཭཮઀ݛڦ‬၂๖କኄၵዘᄲ‫ڦ‬
consumer’s listening experience while
ᅼೕ႑ࡽ૾ୟࠀీă
TI ྺ౞‫ڦ‬ᅼೕย
offering increased application
flexibility,
ऺ༵ࠃକྜԢ‫ڦ‬঴ਦ‫ݛ‬ӄǈԈઔକࡂ
higher performance and design longevity.
ႊೌĂ෉ॲĂᆌᆩኪ๎त൶ᇘႠ‫ڦ‬र
The block diagram below highlights
ຍኧ‫׼‬ǈᅜӻዺ౞‫ׂڦ‬೗߸੺‫ں‬৊෇
these key signal-chain functions.
๨‫ׇ‬ăԨኸళፌࢫ‫ڦ‬Đጨᇸև‫ݴ‬đዘ
TI provides complete solutions for
‫؜ߴۅ‬କႹ‫ܠ‬੗ᆩ‫ڦ‬Ă༹၄‫ړ‬മፌႎ
your audio designs including: silicon,
रຍ‫ڦ‬ሞ၍߾ਏᅜतጆྺᅼೕยऺ߾
software, applications knowledge and
‫ײ‬฾໯༵ࠃ‫߾ڦ‬ਏă
local technical support to help you get
to market faster.www.ti.com/audio
The Resources Section
૧ᆩԨኸళत
ྪ
at the back of this guide highlights many
በฉ‫ڦ‬ሞ၍ጨᇸǈ࿮ஃ๟ႎ෇ோ‫࣏ڦ‬
online tools available featuring the latest
๟ঢ়ᄓ‫ڦ޷ݿ‬ጨศᅼೕ߾‫ײ‬฾‫ࠕీۼ‬
technology and tools for audio design TI
ሞ໱்࿄ઠ‫ࠀׯڦ‬ยऺዐ༹ࣷ‫ڟ‬ᇑ
engineers.
ࢇፕ໯‫ټ‬ઠ‫ڦ‬ᅼೕᆫ๞ă
With this guide and online resources at
www.ti.com/audio, new and experienced audio engineers can discover an
audio advantage by working with TI on
their next winning design.
Integrated
TSC/Codec
Touch-Screen
Controller
Ampliﬁer
OR
Codec
Mic
Pre-Amp
Ampliﬁer
Line
Receiver
DAC
ADC
DSP
or
Digital
Audio
Processor
Op
Amp
Line
Driver
Speaker
Processor + Power Stage
USB
Interface
PWM
Processor
Integrated
SRC/DIX
PGA
Power
Stage
Sample Rate
Converter
Sample Rate
Converter
DIX
Digital
Interface
Transceiver
Power Management
DIT
Legend
DIR
TI Product
RF Interface
PurePath™ Wireless
Clock Driver
Audio systems require a wide array of analog and digital support components.
ᅼೕဣཥႴᄲᅃဣଚ‫ڦ‬ఇెतຕጴኧ‫׼‬ፇॲă
Audio Guide
ᅼೕኸళ
3
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ᅼೕ‫ٷݣ‬ഗǄ
D ૌǅ
Audio Amplifiers
(Class-D)
ኍ‫ܔ‬ዐ‫୲ࠀߛࢅ୲ࠀڪ‬Ăఇె๼෇Ă
ૌᄙำഗ‫ٷݣ‬ഗ‫ڦ‬
Design Considerations for Medium-Dand
High-Power, Analog-Input
Class-D Speaker Amplifiers
ยऺ੊୯ᅺ໎
Output Power per Channel
௅ཚ‫ڢ‬๼‫୲ࠀ؜‬
๼‫୳؜‬հഗยऺ
Output Filter Design
ᆇຘ‫ۉ‬ୟӱ
PCB Layout(PCB) քਆ
power is decided
ፌ‫ٷ‬๼‫୲ࠀ؜‬ዷᄲൽਦᇀ‫ۉ‬ᇸǄ๼
sr Maximum
primarily
by
power supply (output
‫ۉ؜‬უࢅ‫ୁۉ‬ǅतᄙำഗ‫ڦ‬ፆੇă
voltage and current) and speaker
s impedance.
D ૌ‫ٷݣ‬ഗ‫ڦ‬ၳ୲ཚ‫঻׉‬ᇀ 80% ዁
90% ኮक़ǈᅺܸই‫گ‬କ‫ۉܔ‬ᇸยऺ
r Efficiency
of Class-D amplifiers is
‫ڦ‬ᄲ൱ă
typically between 80% and 90%,
ፌ‫ٷ‬๼෇႑ࡽ‫ۉ‬ೝඓۨକํ၄೺ྭ
reduces demands on the power
s which
๼‫୲ࠀ؜‬໯Ⴔ‫ٷݣ୲ࠀڦ‬ഗሺᅮă
supply
design.
r
The
maximum
input signal level
s ྺକइ‫ڥ‬ፌॅ‫ڦ‬ሯำႠీǈሺᅮᆌ
dictates
the
required
޿৑੗ీ‫گں‬ă power amplifier
gain to achieve the desired
output power.
r For best noise performance, the gain
should be as low as possible.
Most of TI’s Class-D amplifiers
sr ‫ړ‬ᄙำഗ၍‫܈׊ڦ‬փፁ
10cm ้ǈ
operate
without D
a filter
when speaker
ਨ‫ܠٷ‬ຕ‫ڦ‬
ૌ‫ٷݣ‬ഗሞ߾ፕ้
TI
wires are less than 10 cm.
਩࿮Ⴔ୳հഗă
r When speaker wires are long, place
s ‫ړ‬ᄙำഗ၍ড‫้׊‬ǈᆌӝᅃ߲ܾ঩
a second-order low-pass (LC) filter
‫گ‬ཚ (LC) ୳հഗքยሞ৑੗ీ੍ৎ
as close as possible to the amplifier’s
‫ٷݣ‬ഗ๼‫؜‬ᆅগ‫ݛںڦ‬ă
output pins.
sr ᆯᇀ޶ሜ‫ۉ‬ፆࣷᆖၚ୳հഗ‫ڦ‬೗ዊ
The filter must be designed
ᅺຕǄन
specificallyQ
forኵǅǈᅺُՂႷጆோኍ
the speaker impedance
‫ܔ‬ᄙำഗ‫ڦ‬ፆੇઠยऺ୳հഗă
because the load resistance affects
the filter’s quality factor, or Q.
s ๑ᆩཎᄟ༹‫ى‬ዩ࣏੗ᅜၩ‫ߛגأ‬ೕ
r ߅ඡă
A ferrite bead may also eliminate very
high-frequency interference.
Place decoupling capacitors and
s rᆌॽඁ᳘‫ۉ‬ඹഗࢅ๼‫୳؜‬հഗքย
output filters as close IC
as possible
ሞ৑੗ీ੍ৎ‫ٷݣ‬ഗ
‫ݛںڦ‬ăto
the amplifier IC.
s r‫ړ‬๑ᆩཎᄟ༹‫ى‬ዩ୳հഗ้ǈ
LC ୳
When using a ferrite bead filter place
հഗᆌҾ‫ݣ‬ሞ৑੗ీ੍ৎ IC ‫ڦ‬࿋
the LC filter closest to the IC.
rዃă
Always connect the PowerPAD™
TM
૶থ‫૶܋‬থ዁
s ๔ዕॽ
PowerPAD
connection
to the power
ground.
r‫ۉ‬ᇸ‫ں‬ă
When the PowerPAD package serves
as PowerPAD
a central “star”
ground for amplifier
‫ހ‬ጎ؊‫ٷݣړ‬ഗဣཥ
s ‫ړ‬
systems,
use
only
a single point of
‫ڦ‬ዐᄕĐ႓ႚđথ‫ں‬ኮ้ǈᆌৈ๑
connection
for
the
analog ground to
ᆩ‫૶߲ڇ‬থ‫ۅ‬ઠํ၄ఇె‫ں‬዁‫ۉ‬ᇸ
the power ground.
‫૶ڦں‬থă
ዐ‫୲ࠀڪ‬Ăఇె๼෇ D ૌᄙำഗ‫ٷݣ‬ഗ
Medium-Power, Analog-Input Class-D Speaker Amplifiers
50
Product
ׂ೗ᄲ‫ۅ‬
TPA3116D2
45
Highlights
TAS5414A/TAS5424A
40
TPA3106D1
30
• TPS3116D2
tTPA3116D2
○o 22xx50
50WW
6.0VV዁to2626
○o 6.0
VV
Tunable switching400
frequency
○o ੗ۙၿ‫ڦ‬ਸ࠲ೕ୲Ǆ
kHz ዁ 600
kHz
(400ǅto 600 kHz)
TPA3118D2
TPA3112D1
25
TPA3123D2
TPA3131D2
Output Power (W)
20
TPA3100D2
• tTPA3118D2
TPA3118D2
TPA3130D2
15WW
○o 22xx15
o 4.5 V to 16 V
○ 4.5 V ዁ 16 V
o Tunable switching frequency
○ ੗ۙၿ‫ڦ‬ਸ࠲ೕ୲Ǆ400 kHz ዁ 1.2
(400ǅ
kHz to 1.2 MHz)
MHz
TPA3122D2
15
TPA3121D2/TPA3124D2
TPA3117D2
TPA3110D2
12
• tTPA3130D2
TPA3130D2
o
TPA3004D2
Legend
TPA3111D1
DC Volume
TPA3101D2
10
Quad
TPA3125D2
Stereo
TPA3002D2
9
6
3
TPA3003D2
4.5 6 8
8.5
10
14
16
18
20
22
26
30
tTPA3131D2
2 x 20 W
○o 24.5
x 20
VW
to 20 V
○o 4.5
V ዁ 20switching
V
Tunable
frequency
(400 to 600 kHz)
○ ੗ۙၿ‫ڦ‬ਸ࠲ೕ୲Ǆ
400 kHz ዁ 600 kHzǅ
• TPA3131D2
o
Mono
TPA3113D2
2 x 15 W
○o 2 x 15 W
4.5 V to 16 V
○o 4.5
V ዁ 16switching
V
Tunable
frequency
○ ੗ۙၿ‫ڦ‬ਸ࠲ೕ୲Ǆ
400 kHz ዁ 1.2
(400 kHz to 1.2 MHz)
MHzǅ
45
Supply Voltage (V)
Output Power (W)
ߛࠀ୲Ăఇె๼෇ D ૌᄙำഗ‫ٷݣ‬ഗ
High-Power, Analog-Input Class-D Speaker Amplifiers
300
TAS5630B
Legend
150
TAS5613A
Stereo
125
TAS5611A
100
TAS5412/TAS5422
4.5
8
18
24 25
36
50
Supply Voltage (V)
සႴዐ‫୲ࠀڪ‬
ᄻă
D ૌᄙำഗ‫ٷݣ‬ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
29see
For a complete/ߛࠀ୲Ăఇె๼෇
list of Mid/High-Power,
Analog-Input Class-D Speaker Amplifiers,
page 29.
For the latest information on audio end-equipment system block
diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
Audio Guide
ᅼೕኸళ
4
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ᅼೕ‫ٷݣ‬ഗǄ
D ૌǅ
Audio Amplifiers
(Class-D)
ૌᄙำഗ‫ٷݣ‬ഗ‫ڦ‬ยऺ੊୯ᅺ໎
ኍ‫୲ࠀگܔ‬Ăఇె๼෇
Design ConsiderationsDfor
Low-Power, Analog-Input
Class-D Speaker Amplifiers
௅ཚ‫ڢ‬๼‫୲ࠀ؜‬
Output Power per Channel
Maximum power is decided primarily
sr ፌ‫ٷ‬๼‫୲ࠀ؜‬ዷᄲൽਦᇀ‫ۉ‬ᇸतᄙ
ำഗ‫ڦ‬ፆੇă
by power supply and speaker
impedance.
ૌ‫ٷݣ‬ഗ‫ڦ‬ၳ୲ཚ‫঻׉‬ᇀ 80% ዁
s D
r 90%
Efficiency
of Class-D amplifiers is
ኮक़ǈᅺܸই‫گ‬କ‫ۉܔ‬ᇸยऺ
typically
between
80 and 90%, which
‫ڦ‬ᄲ൱ă
reduces demands on the power
s ፌ‫ٷ‬๼෇႑ࡽ‫ۉ‬ೝඓۨକํ၄೺ྭ
supply design.
r ๼‫୲ࠀ؜‬໯Ⴔ‫ڦ‬ሺᅮă
The maximum input signal level
s ྺକइ‫ڥ‬ፌॅ‫ڦ‬ሯำႠీǈሺᅮᆌ
dictates the required gain to achieve
޿৑੗ీ‫گں‬ă
the desired output power.
For best noise performance, the gain
sr සᇡٗᄙำഗइ‫ڦٷ߸ڥ‬ᅼଉǈ੗
should be as low as possible.
֑ᆩਏᆶᅃ߲ण‫ׯ‬႙ืუገ࣑ഗई
TM
r SmartGain
For louder volume
from theࠀీ‫ڦ‬
speakers,
AGC/DRC
TI D
use
a
TI
Class-D
amplifier
with
an
ૌ‫ٷݣ‬ഗă
integrated boost converter or
s ᅃ߲ण‫ׯ‬႙ืუገ࣑ഗ੗ሞ‫׾ۉگ‬
SmartGain™ AGC/DRC function.
‫ۉ‬ଉ൧઄ူ༵ࠃড‫ڦٷ‬ᅼଉă
r An
integrated boost converter
‫ۯ‬ༀ‫ྷݔ‬უ໫
s provides
louder (DRC)
volumeࠀీ੗ሺेೝ਩
at low
ᅼଉĂᆫࣅᅼೕǈᅜ๢ᆌᄙำഗ‫ڦ‬
battery
levels.
‫ۯ‬ༀ‫ྷݔ‬ժԍࢺᄙำഗ௨ሦ‫୲ࠀٷ‬
r Dynamic
Range Compression (DRC)
increases
‫ڦ‬໦࣋ăthe average volume,
optimizes the audio to fit the dynamic
๼‫୳؜‬հഗยऺ
range of the speaker and protects the
from high power damage.
‫ړ‬ᄙำഗ၍‫܈׊ڦ‬փፁ
s speaker
10cm ้ǈTI
ᆇຘ‫ۉ‬ୟӱ (PCB) քਆ
PCB Layout
ᆌॽඁ᳘‫ۉ‬ඹഗࢅ๼‫୳؜‬հഗҾ‫ݣ‬
sr Place
decoupling capacitors and
ሞ৑੗ీ੍ৎ‫ٷݣ‬ഗ
‫ڦ‬࿋ዃă
output
filters as close asICpossible
to
TM
‫֑ړ‬ᆩ
้ǈᆌӀቷ
amplifier
IC.
s the
PowerPAD
r When
using a PowerPAD™, connect
TI ຕ਍՗ዐ‫ڦ‬௮ຎ૶থ዁ࢇ๢‫ڦ‬
to
the appropriate signal as per
႑ࡽă
TI datasheet.
ਨ‫ܠٷ‬ຕ‫ڦ‬
D ૌ‫ٷݣ‬ഗሞ߾ፕ้਩࿮
Output
Filter Design
Ⴔ୳հഗă
r Most of TI’s Class-D amplifiers
without a filter when speaker
๑ᆩཎᄟ༹‫ى‬ዩ୳հഗ࣏ీࠕᅞ዆‫ג‬
s operate
wires
are
less than 10 cm.
ߛೕ߅ඡă
r A ferrite bead filter can also reduce
s ኍ‫׉ݥܔ‬ჹ߭‫ىۉڦ‬ग़ඹႠ (EMC) ᄲ
very high-frequency interference.
൱ǈᆌॽᅃ߲ܾ঩‫گ‬ཚ LC ୳հഗ
r For very stringent EMC requirements,
քยሞ৑੗ీ੍ৎ‫ٷݣ‬ഗ๼‫؜‬ᆅগ
place a 2nd-order low-pass LC filter
‫ݛںڦ‬ă
as close as possible to the amplifier’s
output pins.
‫୲ࠀگ‬Ăఇె๼෇
D ૌᄙำഗ‫ٷݣ‬ഗ
Low-Power,
Analog-Input
Class-D Speaker Amplifiers
3.2
TPA2011D1/37D1/39D1
Product
ׂ೗ᄲ‫ۅ‬
Highlights
TPA2028D1 (Mono)
3.0
LM48511 (Mono)
TPA2011D1/37D1/39D1
tTPA2011D1/37D1/39D1
o Mono
amplifiers
○ ‫ڇ‬ำ‫ڢ‬Class-D
D ૌ‫ٷݣ‬ഗ
o Auto short-circuit recovery
○ ጲ‫܌ۯ‬ୟ࣬ް
o Variable gain (’2011D1)
○ ੗Վሺᅮ (ď2011D1)
o 2-V/V fixed gain (’2037D1)
○ 2 V/Vࠦۨሺᅮ (Ď2037D1)
o 4-V/V
fixed gain (’2039D1)
4 V/Vࠦۨሺᅮ
(Ď2039D1)
o○ WCSP
package
(0.4-mm
○ pitch)
WCSP ‫ހ‬ጎǄ0.4 mm क़ਐǅ
o○ Integrated
ण‫ׯ‬႙ DACDAC
ሯำ୳հഗ
noise filter
TPA2026D2 (Stereo)
2.8
TPA2017D2 (Stereo)
Output Power (W)
2.75
TPA2035D1 (Mono)
TPA2013D1 (Mono)
2.7
LM4675 (Mono)
2.65
TPA2010D1 (Mono)
2.5
LM48411 (Stereo)
2.3
LM48410 (Stereo)
2.1
TPA2012D2 (Stereo)
1.7
TPA2015D1
SmartGainTM AGC/DRC
1.1
to
1.3
LM48520 (Stereo)
Traditional
• TPA2015D1
tTPA2015D1
o Mono Class-D amplifier
○ ‫ڇ‬ำ‫ ڢ‬D ૌ‫ٷݣ‬ഗ
o Built-in boost converter
○ ాዃืუ႙ገ࣑ഗ
o Battery-monitoring AGC
○ ‫॔׾ۉ‬๫AGC
o WCSP package (0.5-mm
○ pitch)
WCSP ‫ހ‬ጎǄ0.5 mm क़ਐǅ
ण‫ׯ‬႙ DAC ሯำ୳հഗ
○
o Integrated
DAC noise filter
Legend
Boosted Class-D
LM48413 (Stereo)
1.4
1.8
2.5
3.0
3.6
4.5
5.0
5.5
8.0
Supply Voltage (V)
සႴ‫ࡼࠀگ‬Ăఇె๼෇
For a complete list of Low-Power,
Analog-Input Class-D Speaker Amplifiers,
see page 30.
D ૌᄙำഗ‫ٷݣ‬ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
30 ᄻă
For the latest information on audio end-equipment system block diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚ www.ti.com/audio
Audio Guide
ᅼೕኸళ
5
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ᅼೕ‫ٷݣ‬ഗǄ
D ૌǅ
Audio Amplifiers
(Class-D)
ኍ‫ܔ‬უ‫ࢅۉ‬༩ٍൻ‫ۯ‬ഗ‫ڦ‬ยऺ੊୯ᅺ໎
Design Considerations for Piezo and Ceramic Drivers
Ceramic-Speaker Considerations
༩ٍᄙำഗ੊୯ᅺ໎
๼‫ۉ؜‬უᄲ൱
Output-Voltage Requirements
༩ٍ‫ٷݣ‬ഗ‫ڦ‬ᆫ๞
high voltage can be maintained over
Model the ceramic speaker impedance
sr ༩ٍᄙำഗ‫ڦ‬ፆੇ੗ᅜॺఇྺᅃ߲
as an‫ۉ‬ୟǈ໲‫ټ‬ᆶᅃ߲‫ۉٷ‬ඹǈኄ߲
RLC circuit with a large capaciRLC
tance as its main element.
‫ۉٷ‬ඹ๟޿ఇ႙ዐ‫ڦ‬ዷᄲևॲă
r Across most audio frequencies, the
s ሞ‫ٷ‬և‫ݴ‬ᅼೕೕ୲ฉǈ༩ٍᄙำഗዷ
ceramic speaker looks predominantly
ᄲ՗၄ྺඹႠă
capacitive.
sr ༩ٍᄙำഗ‫ڦ‬ඹႠ༬ኙ๑ഄፆੇᇑೕ
The capacitive nature of the speaker
୲‫ݒׯ‬Բă
makes its impedance inversely proportional to frequency.
s ऺ໙ፆੇၿና‫ۅ‬ǈሞߛᇀ޿ၿና‫ڦۅ‬
r ೕ୲ཉॲူᄙำഗ‫݀ڦ‬ำၳࡕᄲ૙ၙ
Calculate the impedance resonance
point above which the speaker is
‫ܠڥ‬ă
much more ideal at producing sound.
ࡗ ᄙ ำ ഗ ‫ ܋‬ጱ ‫ ۉ‬უ Ǆ ཚ ‫ ྺ ׉‬15
sr ‫ג‬
Exceeding the speaker terminal voltage
ǅփׂࣷิ߸ߛ‫ڦ‬ำუǈඐࣷሺ
VPP
(typically 15 VPP) does not produce
े๼‫؜‬႑ࡽ‫ڦ‬฿ኈ‫܈‬ă
more sound pressure, but it increases
the amount of distortion in the output
signal.
14 to 15 VPP at the output of
ྺକׂิፌॅ‫ڦ‬ำუኵǈཚ‫׉‬Ⴔᄲ
sr Typically,
the
amplifier
is needed in order
proሞ‫ٷݣ‬ഗ‫ڦ‬๼‫܋؜‬ฉ༵ࠃ
዁
14 to
VPP
duce
the
best
level
of
sound
pressure.
15 VPP ‫ۉڦ‬უă
r The amplifier needs to be able to
६ᇀ༩ٍᄙำഗሞᅼೕೕ୲ฉ໯‫װ‬
s drive
large capacitive loads, given
၄‫ڦ؜‬ඹႠ༬ኙǈ‫ٷݣ‬ഗՂႴీࠕ
the capacitive nature of the speaker
ൻ‫ڦٷۯ‬ඹႠ޶ሜăኄॽ೨๑‫ٷݣ‬
across
the audio frequencies. This will
ഗ༵ࠃߛ๼‫ୁۉ؜‬ă
force the amplifier to deliver high out༵ืᄙำഗଇ‫ۉڦ܋‬უǄփ‫ࡗג‬ᄙ
currents.
s put
ำഗ‫܋‬ጱ‫ۉ‬უǅॽሺेუ‫ۉ‬๕ᇮॲ
r Increasing
voltage across the speaker
without
exceeding the terminal voltage
‫ڦ‬Վႚǈׂܸٗิ߸ߛ‫ڦ‬ำუժᆯ
increases
the piezoelectric element
ُइ‫ڦٷ߸ڥ‬ᅼଉă
defection,
which creates more sound
s ༩ٍᄙำഗ‫ڦ‬ඹႠ༬ኙᄲ൱‫ٷݣ‬ഗ
pressure
and
thus higher volume.
༵ࠃߛ‫ڦ‬๼‫ۉ؜‬უࢅ‫ୁۉ‬ǈኄᄣ৽
r The capacitive nature of the speaker
੗ᅜሞኝ߲ᅼೕೕ୲‫ాྷݔ‬ԍ‫ߛ׼‬
requires the amplifier to deliver high
‫ۉ‬უă
output voltages and currents so that
ߛገ࣑໏୲Ǘ
s frequency.
Benefits
of Ceramic Amplifiers
s ੺໏থཚ้क़Ǘ
r Wide output-voltage range.
ොඤ
ᆯᇀ༩ٍᄙำഗ‫ڦ‬ၳ୲ᇺᇺߛᇀ‫د‬ཥ‫ڦ‬
sHeat
r Since
ceramic speakers are much more
‫ۯۉ‬๕ᄙำഗǈᅺُഄ݀ඤଉডณă
efficient than conventional dynamic
speakers, they dissipate less heat.
Product
ׂ೗ᄲ‫ۅ‬
DRV8662 (Piezo haptic driver)
200
Output Voltage (VPP)
r Fast slew rate.
s ߛ๼‫ీୁۉ؜‬૰Ǘ
r Fast turn-on time.
੻๼‫ۉ؜‬უ‫ྷݔ‬ă capability.
sr High-output-current
30
LM48580 (Piezo/ceramic driver)
19
TPA2100P1 (Mono Class-D driver)
Highlights
LM48556 (Ceramic driver)
17.5
• DRV8662
tDRV8662
o Integrated 105-V boost
○ ण‫ׯ‬႙ 105 V ืუገ࣑ഗ
converter
○ ੺໏ഔ‫้ۯ‬क़ǖ1.5 ms
o Fast start-up time: 1.5 ms
○ ੗ग़ඹ 1.8 V ‫ڦ‬ຕጴᆅগ
o 1.8-V compatible
digital
ඤԍࢺࠀీ
○ pins
o○ Thermal
QFN ‫ހ‬ጎprotection
o QFN package
Legend
• LM48580
With Boost
Converter
LM48557 (Ceramic driver, I2C volume control)
16.4
With Charge
Pump
LM48555 (Ceramic driver)
15.7
1.7
2.5
2.7
3.0
4.5
5.0
5.5
6.5
tLM48580
○ H ૌൻ‫ۯ‬ഗ
o Class-H driver
ण‫ׯ‬႙ืუገ࣑ഗ
o○ Integrated boost converter
○
3 ᆅগ੗Պ‫ײ‬ሺᅮ
o 3
pin-programmable gains
ྲࠀࡼཕऐఇ๕shutdown
o○ Micropower
o○ 12-bump
microSMD
‫ހ‬ጎ
12 ࡰཫ microSMD
package
Supply Voltage (V)
Audio Guide
ᅼೕኸళ
6
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ᅼೕ‫ٷݣ‬ഗǄ
D ૌǅ
Audio Amplifiers
(Class-D)
ኍ‫ܔ‬ຕጴ๼෇
Design Considerations
for Digital-Input Class-D Speaker Amplifiers
D ૌᄙำഗ‫ٷݣ‬ഗ‫ڦ‬ยऺ੊୯ᅺ໎
Output Power per Channel
௅ཚ‫ڢ‬๼‫୲ࠀ؜‬
Output Filter Design
๼‫୳؜‬հഗยऺ
PCB Layout(PCB) քਆ
ᆇຘ‫ۉ‬ୟӱ
After
the
ඓ determining
ۨକဣཥዐ
‫ڦ‬number
ᄙ ำ ഗofຕ ଉ ኮ
sr ሞ
speakers
in
a
system,
specify
the
ࢫǈࡀۨ௅߲ཚ‫ڦڢ‬๼‫୲ࠀ؜‬ă
of TI’s Class-D amplifiers
‫ړ‬ᄙำഗ၍‫܈׊ڦ‬փፁ
sr Most
10cm ้ǈ
operate
without a filter when speaker
TI ਨ‫ܠٷ‬ຕ‫ ڦ‬D ૌ‫ٷݣ‬ഗሞ߾ፕ้
wires
are less than 10 cm.
਩࿮Ⴔ୳հഗă
amplifier outputs switch at
sr Class-D
D ૌ‫ٷݣ‬ഗ๼‫؜‬ᅜ၎‫ܔ‬ডߛ‫ڦ‬ೕ୲
relatively
high frequencies, similar to
৊ႜਸ࠲ൎ࣑Ǆኄᅃ‫ۅ‬ᇑਸ࠲ఇ๕
switch-mode
power supplies, and
‫ۉ‬ᇸ၎ຼǅǈܸ൐ՂႴ‫ྔܮ‬ାᅪྔ
require additional attention to
ևፇॲ‫ڦ‬քยतᆇ዆၍‫ڦ‬ಇքă
output power for each channel.
sr ፌ‫ٷ‬๼‫୲ࠀ؜‬ዷᄲൽਦᇀ‫ۉ‬ᇸǄ๼
Maximum power is decided primarily
‫ۉ؜‬უࢅ‫ୁۉ‬ǅतᄙำഗ‫ڦ‬ፆੇă
by power supply (output voltage and
ૌ‫ٷݣ‬ഗ‫ڦ‬ၳ୲ཚ‫঻׉‬ᇀ
s D
current)
and speaker impedance. 80%
ኮक़ǈᅺܸই‫گ‬କ‫ۉܔ‬ᇸ
90% of
r ዁
Efficiency
Class-D amplifiers is
ยऺ‫ڦ‬ᄲ൱Ǆ၎Բᇀ
ૌ‫ٷݣ‬ഗ
typically between 80% and
AB90%,
‫ڦ‬ᄲ൱ǅă
which reduces demands on
power-supply designs when
s ፌ‫ٷ‬๼෇႑ࡽ‫ۉ‬ೝඓۨକํ၄೺ྭ
compared to Class-AB amplifier
๼‫୲ࠀ؜‬໯Ⴔ‫ٷݣ୲ࠀڦ‬ഗሺᅮă
requirements.
sr ྺକइ‫ڥ‬ፌॅ‫ڦ‬ሯำႠీǈሺᅮᆌ
The maximum input signal level
޿৑੗ీ‫گں‬ă
dictates the required power amplifier
gain to achieve the desired
output power.
r For best noise performance, the gain
should be as low as possible.
r EMI from high-frequency switching is
s aᆯᇀߛೕਸ࠲ൎ࣑໯ׂิ‫߅ىۉڦ‬
major design challenge.
ඡ (EMI)
๟ᅃၜዷᄲ‫ڦ‬ยऺవ༶ă
r When
speaker
wires are long, place
external component placement and
ᆌॽඁ᳘‫ۉ‬ඹഗࢅ๼‫୳؜‬հഗքย
s trace
routing.
ሞ৑੗ీ੍ৎ‫ٷݣ‬ഗ
IC ‫ݛںڦ‬ă
r Place
decoupling capacitors
and
‫ړ‬๑ᆩཎᄟ༹‫ى‬ዩ୳հഗ้ǈ
to ୳
s output filters as close as possibleLC
the
amplifier IC.
հഗᆌҾ‫ݣ‬ሞ৑੗ీ੍ৎ
IC ‫ڦ‬࿋
r When
ዃă using a ferrite bead filter, place
second-order low-pass (LC) filter
s a‫ړ‬ᄙำഗ၍ড‫้׊‬ǈᆌӝᅃ߲ܾ঩
‫گ‬ཚ
as
close
as ୳հഗքยሞ৑੗ీ੍ৎ
possible to the amplifier’s
(LC)
output
pins.
‫ٷݣ‬ഗ๼‫؜‬ᆅগ‫ݛںڦ‬ă
filter must be designed
ᆯᇀ޶ሜ‫ۉ‬ፆࣷᆖၚ୳հഗ‫ڦ‬೗ዊ
sr The
specifically
forኵǅǈᅺُՂႷጆோኍ
the speaker impedance
ᅺຕǄन Q
because
the
load
resistance affects
‫ܔ‬ᄙำഗ‫ڦ‬ፆੇઠยऺ୳հഗă
the LC filter closest to the IC.
s ๔ዕॽ PowerPADTM ૶থ‫૶܋‬থ዁
r Always
connect the PowerPAD™ con‫ۉ‬ᇸ‫ں‬ă
the filter’s quality factor, or Q.
nection to the power ground.
sr A๑ᆩཎᄟ༹‫ى‬ዩ࣏੗ᅜၩ‫ߛגأ‬ೕ
ferrite bead may also eliminate very
߅ඡă
high-frequency
interference.
‫ ړ‬PowerPAD
‫ހ‬ጎ؊‫ٷݣړ‬ഗဣཥ
sr When
the PowerPAD
package serves
‫ڦ‬ዐᄕĐ႓ႚđথ‫ں‬ኮ้ǈᆌৈ๑
as a central “star” ground for
ᆩ‫૶߲ڇ‬থ‫ۅ‬ઠํ၄ຕጴࢅఇె‫ں‬
amplifier
systems, use only a single
዁‫ۉ‬ᇸ‫૶ڦں‬থă
point
of connection for the digital and
grounds
to ኷
theֱ
power
ཚࡗူ
௬‫ྪڦ‬
ለ ᆌground.
ᆩ०঻
s analog
r See
Đ Pthe
քਆኸ‫ڞ‬ጚሶ
o wapplication
e r P A D brief
r “PowerPAD
Guidelines”
for đǈ
(PowerPADLayout
Layout
Guidelines)
IC
package
layout
and
other
design
ᅜइൽण‫ۉׯ‬ୟ (IC) ‫ހ‬ጎքਆत
considerations
at:ᅺ ໎ ‫ ڦ‬၎ ࠲ ႑ တ ǖ
ഄ໱ยऺ੊୯
http://www.ti.com/lit/sloa120
http://www.ti.com/lit/sloa120
TM
2
PurePath
I S DI2ૌ
20 W ᄙำഗ‫ٷݣ‬ഗ
PurePath™ຕጴ๼෇
Digital-Input
S Class-D
20-W Speaker Amplifiers
TAS5715
TAS5727
-3%/ TAS5706A
TAS5708
5 .%!)%/
5 .%!)%/
5 3(1'%41!+.
20
5 !01!11!#)
"!,$
5 -21.21
5 1%/%-
5 .%!)%/
25
TAS5706B
TAS5710
5 .%!)%/
5 02..-/1
5 .%!)%/
5 "!00"--01
5 "!,$
TAS5716
TAS5707
5 .%!)%/
5 "!00"--01
5 02..-/1
5 2$(-./-#%00(,& 5 .%!)%/
5 "!00"--01
5 "!,$
TAS5711
5 .%!)%/
"!00"--01
5 "!,$
5 02..-/1
TAS5721
TAS5719
5 !01!11!#)
"!,$
5 (/%#1!1'6
amp
*-0%$--.I2+.0
5 !+.3(1'*-3
-,
5 .%!)%/
TAS5709
TAS5717
15
T
5 !01!11!#)
"!,$
5 (/%#1!1'
amp
5 !+.3(1'
(/%#1!1'
!+.
5 .%!)%/
.%,--.I2+.0
සႴຕጴ๼෇
ᄻăpage 32.
32 see
For a complete D
listૌᄙำഗ‫ٷݣ‬ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
of Digital-Input Class-D Speaker Amplifiers,
For the latest information on audio end-equipment system block diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
Audio Guide
ᅼೕኸళ
7
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ᅼೕ‫ٷݣ‬ഗǄ
D ૌǅ
Audio Amplifiers
(Class-D)
ૌࠀ୲प‫ڦ‬ยऺ੊୯ᅺ໎
ኍ‫ܔ‬ஞ੻ۙ዆
Design Considerations
for D
PWM-Input
Class-D Power Stages
(PWM) ๼෇
Output Power per Channel
௅ཚ‫ڢ‬๼‫୲ࠀ؜‬
the‫ڦ‬number
ሞ ඓdetermining
ۨକဣཥዐ
ᄙ ำ ഗofຕ ଉ ኮ
sr After
speakers
in
a
system,
specify
the
ࢫǈࡀۨ௅߲ཚ‫ڦڢ‬๼‫୲ࠀ؜‬ă
output power for each channel.
ፌ‫ٷ‬๼‫୲ࠀ؜‬ዷᄲൽਦᇀ‫ۉ‬ᇸǄ๼
sr Maximum
power is decided
‫ۉ؜‬უࢅ‫ୁۉ‬ǅतᄙำഗ‫ڦ‬ፆੇă
primarily by power supply (output
and current) and speaker 80%
s voltage
D ૌ‫ٷݣ‬ഗ‫ڦ‬ၳ୲ཚ‫঻׉‬ᇀ
዁ 90% ኮक़ǈᅺܸই‫گ‬କ‫ۉܔ‬ᇸ
impedance.
r Efficiency
of Class-D amplifiers
is typiยऺ‫ڦ‬ᄲ൱Ǆ၎Բᇀ
AB ૌ‫ٷݣ‬ഗ
cally
between 80% and 90%, which
‫ڦ‬ᄲ൱ǅă
reduces demands on power-supply
๼‫୳؜‬հഗยऺ
designs when compared to Class-AB
requirements. 10cm ้ǈTI
‫ړ‬ᄙำഗ၍‫܈׊ڦ‬փፁ
s amplifier
ਨ‫ܠٷ‬ຕ‫ڦ‬
D ૌ‫ٷݣ‬ഗሞ߾ፕ้਩
Output
Filter Design
࿮Ⴔ୳հഗă
r Most
of TI’s Class-D amplifiers
operate
without a filter when
s ᆯᇀߛೕਸ࠲ൎ࣑໯ׂิ‫߅ىۉڦ‬
speaker
are less than 10 cm.
ඡ (EMI)wires
๟ᅃၜዷᄲ‫ڦ‬ยऺవ༶ă
r EMI from high-frequency switching is
s ‫ړ‬ᄙำഗ၍ড‫้׊‬ǈᆌӝᅃ߲ܾ঩
a major design challenge.
‫گ‬ཚ (LC) ୳հഗքยሞ৑੗ీ੍ৎ
‫ٷݣ‬ഗ๼‫؜‬ᆅগ‫ݛںڦ‬ă
speaker wires are long, place
ᆯᇀ޶ሜ‫ۉ‬ፆࣷᆖၚ୳հഗ‫ڦ‬೗ዊ
sr When
aᅺຕǄन
second-order
low-pass (LC) filter
Q ኵǅǈᅺُՂႷጆோኍ
as
close as possible to the amplifier’s
‫ܔ‬ᄙำഗ‫ڦ‬ፆੇઠยऺ୳հഗă
output pins.
s ๑ᆩཎᄟ༹‫ى‬ዩ࣏੗ᅜၩ‫ߛגأ‬ೕ
r The filter must be designed
߅ඡă
specifically for the speaker impedance
because the
load resistance
affects
ᆇຘ‫ۉ‬ୟӱ
քਆ
(PCB)
the filter’s quality factor, or Q.
s D ૌ‫ٷݣ‬ഗ๼‫؜‬ᅜ၎‫ܔ‬ডߛ‫ڦ‬ೕ୲
r A ferrite bead may also eliminate very
৊ႜਸ࠲ൎ࣑Ǆኄᅃ‫ۅ‬ᇑਸ࠲ఇ๕
high-frequency interference.
‫ۉ‬ᇸ၎ຼǅǈܸ൐ՂႴ‫ྔܮ‬ାᅪྔ
PCB
Layout
ևፇॲ‫ڦ‬քยतᆇ዆၍‫ڦ‬ಇքă
r Class-D amplifier outputs switch at
s ᆌॽඁ᳘‫ۉ‬ඹഗࢅ๼‫୳؜‬հഗքย
relatively high frequencies, similar to
ሞ৑੗ీ੍ৎ‫ٷݣ‬ഗ IC ‫ݛںڦ‬ă
switch-mode power supplies, and
‫ړ‬ӝཎᄟ༹‫ى‬ዩ୳հഗᇑ
s require
additional attention toLC ୳հഗ
ᅃഐ๑ᆩ้ǈ
LC ୳հഗᆌҾ‫ݣ‬ሞ৑
external
component
placement and
੗ీ੍ৎ
IC ‫ڦ‬࿋ዃă
trace
routing.
decoupling
৤൩‫ݡ‬
࿚ h t t pcapacitors
sr Place
: / / w w w .and
ti.com/
output
filters
as
close
as
possible
ǈ
ժ
ֱ
ለ
ᆌ
ᆩ to
Ԓߢ
lit/slaa117a
the
amplifier
IC.
Đ System Design Considerations
r When
using
a iferrite
f o r Tru
e D
g i t a lbead
Au dfilter
i o in
Po w e r
conjunction
with
an LC filter,
place the
ǈᅜକ঴၎
Amplifiers đ
(TAS51xx)
LC
filter closest to the IC.
ᆌ‫ڦ‬থ‫ں‬քਆኸ‫ڞ‬ጚሶă
r See grounding layout guidelines in
s ৤൩‫ݡ‬࿚ http://www.ti.com/
the application report “System Design
lit/sloa120ǈժֱለᆌᆩ०
Considerations for True TDigital
Audio
঻ Đ Powe r PA D M L ayo u t
Power Amplifiers” (TAS51xx) at:
Guidelinesđǈᅜइൽ‫ހ‬ጎքਆतഄ
http://www.ti.com/lit/slaa117a
໱ยऺ੊୯ᅺ໎‫ڦ‬၎࠲႑တă
r See the application brief
“PowerPAD™ Layout Guidelines”
ොඤ
for package layout and other design
ஞ੻ۙ዆ (PWM) ๼෇ D ૌ‫ٷݣ‬ഗ
s considerations
at:
੗ߛၳሏፕă
http://www.ti.com/lit/sloa120
ᇑཞ‫ڪ‬प‫ ڦ‬AB ૌ‫ٷݣ‬ഗ၎Բǈஞ੻
sHeat
ۙ዆๼෇
ૌ‫ٷݣ‬ഗ‫ܔ‬ොඤ‫ڦ‬ᄲ൱
r PWM-inputDClass-D amplifiers operate
ᆶକ၂ዸ‫ڦ‬ই‫گ‬ă
at high efficiencies.
r PWM-input Class-D amplifiers require
significantly less heat-sinking than
equivalent Class-AB amplifiers.
TM
ஞ੻ۙ዆
๼෇ Power
PurePath™
PWM-Input
Class-D
Stages
PurePath
(PWM)
D ૌࠀ୲प
130
Product
ׂ೗ᄲ‫ۅ‬
Highlights
Legend
Open-Loop Feedback
Closed-Loop Feedback
Pin-for-Pin
Compatible (DDV)
110
TAS5352(A)
TAS5162
(125 W)
(210 W)
TAS5261
(315 W)
Dynamic Range (dB)
TAS5176
(15 W)
TAS5132
(30 W)
TAS5342(A)/
TAS5342L(A)
(100 W)
105
TAS5631B
TAS5103 TAS5102 TAS5186A
(15 W)
(20 W)
(300 W)
(210 W total)*
TAS5622
(160 W)
TAS5612L TAS5614L
TAS5612A TAS5614A
TAS5624
(125 W)
(150 W)
(200 W)
125
150
200
100
TAS5602
• TAS5614L
tTAS5614L
o 150-W stereo/300-W mono
○ 150W ૬༹ำ/ 300W‫ڇ‬ำ‫ڢ‬ຕጴ๼෇
digital-input
power stage
ࠀ୲प
o PurePath™ HD integrated
ण‫ׯ‬႙Կ࣍‫ݒ‬ઍर
○closed-loop
PurePathTM HD
feedback
techຍํ၄କ‫ڦگג‬
ᅜत࿮Đ਴
nology enablesTHD
ultra-low
ᘍđำࢅĐᚔಀđำ‫ڦ‬ഔ‫ۯ‬
THD
and click- and pop-free
start-up
• TAS5622/24
tTAS5622/24
૧ᆩᆩᇀ߀฀੣ሜࠀࡼ‫ڦ‬ႎ႙ጲ๢
o○Best-in-class thermal perᆌຶ൶้क़‫ݛ‬ӄࢅႎ‫ڦ‬ఱඤႠీ
form
ance from new adaptive
ሺഽ႙‫ހ‬ጎ჋ၜǄ
Ă44
DDV
dead-time
scheme
for
idleᆅগ
HTSSOPǅํ၄କཞૌፌॅ‫ڦ‬ඤႠీ
power-dissipation
improveand new thermally
ᇑ G ૌ‫ٷݣ‬ഗग़ඹ
○ments
enhanced package option
(DDV, 44-pin HTSSOP)
o Class-G compliant
(20 W)
15
20
30
100
300
Output Power per Channel (W)
‫ܠ‬ཚ‫ڢ‬त‫ڇ‬ำ‫ڢ‬ഗॲ‫ڦ‬ጺࠀ୲༬ኙኵă
**Multi-channel
and mono devices feature total power.
For a complete list of PWM-Input Class-D Speaker Amplifiers, see page 32.
සႴஞ੻ۙ዆
(PWM) ๼෇ D ૌᄙำഗ‫ٷݣ‬ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ ڼ‬32 ᄻă
For the latest information on audio end-equipment system block diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚ www.ti.com/audio
Audio Guide
ᅼೕኸళ
8
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ᅼೕ‫ٷݣ‬ഗǄ
AB ૌǅ
Audio Amplifiers
(Class-AB)
ૌᄙำഗ‫ٷݣ‬ഗ‫ڦ‬ยऺ੊୯ᅺ໎
ኍ‫ܔ‬
Design
for Class-AB Speaker Amplifiers
ABConsiderations
Output Power per Channel
௅ཚ‫ڢ‬๼‫୲ࠀ؜‬
r For best noise performance, the gain
ොඤ
Features
༬‫ۅ‬
r After determining the number of
s ሞඓۨକဣཥዐ‫ڦ‬ᄙำഗຕଉኮ
speakers
in a system, specify the
ࢫǈࡀۨ௅߲ཚ‫ڦڢ‬๼‫୲ࠀ؜‬ă
should be as low as possible.
s ᇑཞ‫ڪ‬प‫ ڦ‬D ૌ‫ٷݣ‬ഗ၎Բǈ AB
Heat
ૌ‫ٷݣ‬ഗ߾ፕ้‫݀ڦ‬ඤଉড‫ٷ‬ă
s AB ૌ‫ٷݣ‬ഗ༵ࠃକ‫ܠ‬ዖփཞ‫ݛڦ‬
different ways to control the gain
݆ઠ੦዆ሺᅮईᅼଉǖ
ፌ‫ٷ‬๼‫୲ࠀ؜‬ዷᄲൽਦᇀǖ
sr Maximum
power is decided
Class-AB amplifiers run hotter than
sr ሞ૬༹ำဣཥዐǈྺ௅߲ཚ‫ࠃ༵ڢ‬
equivalent Class-D amplifiers.
2W ‫ڦ‬ൻ‫ ิׂॽ୲ࠀۯ‬6W ፑᆸ‫ڦ‬
r Driving 2 W per channel in stereo
ඤଉǄၳ୲ሀྺ 40%ǅă
systems generates 6 W of heat with
‫ ڦ‬A B of
ૌ–40%.
ᄙำഗ‫ٷݣ‬ഗ๑ᆩ
s TanI efficiency
‫ހ‬ጎǈժॽᆇຘ‫ۉ‬ୟ
r PowerPADTM
TI’s Class-AB speaker
amplifiers feaӱ
ᆩፕොඤഗă
(PCB)
ture the PowerPAD™ package, using
output power for each channel.
primarily
by:
○ ‫ۉ‬ᇸǄ๼‫ۉ؜‬უࢅ‫ୁۉ‬ǅǗ
r Power supply (output voltage and
○ ‫ٷݣ‬ഗ‫ڦ‬ፌ‫ٷ‬๼‫ۉ؜‬უǗ
current)
○ ᄙำഗፆੇǗ
r The amplifier’s maximum output
s Avoltage
B ૌ‫ٷݣ‬ഗ‫ڦ‬ፌ‫ٷ‬ၳ୲ሀྺ
ă impedance
40%
r Speaker
efficiency is –40% with
‫ۉ‬ᇸՂႷ༵ࠃ૶Ⴤ‫ୁۉ‬ᅜኧ‫׼‬໯Ⴔ
sr Maximum
Class-AB
amplifiers.
‫ڦ‬ፌ‫୲ࠀٷ‬ă
r The
power supply must provide cons ፌ‫ٷ‬๼෇႑ࡽ‫ۉ‬ೝඓۨକํ၄೺ྭ
tinuous current to support the desired
๼‫୲ࠀ؜‬໯Ⴔ‫ٷݣ୲ࠀڦ‬ഗሺᅮă
maximum power.
ྺକइ‫ڥ‬ፌॅ‫ڦ‬ሯำႠీǈሺᅮᆌ
s The
r
maximum input signal level dic޿৑੗ీ‫گں‬ă
tates the required power amplifier gain
to achieve the desired output power.
a PCB
൩ ‫ݡ‬as
࿚a heatsink.
s ৤
h t t p : / / w w w. t i . c o m /
rlSee
ժֱለᆌᆩ०
i t / the
s l oapplication
a 1 2 0 ǈbrief
“PowerPAD™
঻
Đ P o w e rLayout
P A D Guidelines”
TM Layout
for
package
layout
and other design
Guidelines đǈᅜइൽ‫ހ‬ጎքਆत
considerations at:
ഄ໱ยऺ੊୯ᅺ໎‫ڦ‬၎࠲႑တă
http://www.ti.com/lit/sloa120
r Class-AB amplifiers offer several
or volume:
○r ྔዃ‫ۉ‬ፆഗǄૌຼᇀ‫د‬ཥ‫ڦ‬ሏ໙
External resistors (similar to tradi‫ٷݣ‬ഗ‫ۉ‬ୟǅǗ
tional op-amp circuits)
r Integrated gain-setting resistors
○ ण‫ׯ‬႙ሺᅮยۨ‫ۉ‬ፆഗǗ
r DC volume control
○r ኱ୁ
(DC) ᅼଉ੦዆Ǘ
I2C volume
control
2
ᅼଉ੦዆Ǘ
○
C
I
r Most of TI’s portfolio provides the
latter control options.
‫ܠٷڦ‬ຕׂ೗ፇࢇ‫ࠃ༵ۼ‬କࢫෙ
s TIthree
rዖ੦዆჋ၜă
When a headphone drive is part of
the design, most Class-AB amplifiers
s ‫ړ‬ยऺዐԈࡤକ‫ܔ‬ཀྵ‫ٻ‬๕ܺऐ‫ڦ‬ൻ
can change outputsૌ‫ٷݣ‬ഗ੗ॽ๼
from bridge‫้ۯ‬ǈ‫ܠٷ‬ຕ
AB
tied load (BTL) to single-ended (SE)
‫ൃٗ؜‬থ๕޶ሜ (BTL) ገՎྺ‫܋ڇ‬
configurations, eliminating the need
(SE) ದዃǈܸٗ௨‫أ‬କሺยᅃ߲‫ܮ‬
for an additional amplifier.
ྔ‫ٷݣ‬ഗ‫ڦ‬Ⴔᄲă
ૌᄙำഗ‫ٷݣ‬ഗ
AB
Class-AB
Speaker Amplifiers
6
TPA1517
3.1
TPA6211A1
LM4952
TPA6011A4
Output Power (W)
3
TPA6012A4
TPA6030A4
TPA6013A4
TPA6020A2
2.8
TPA6021A4
TPA6010A4
2
TPA6017A2
TPA6204A1
1.7
Legend
LM4941
1.25
Stereo
TPA6203A1, TPA6205A1
Mono
LM4923
1.1
2.4 2.5
4
4.5
5.5
7
9.5 9.6
15
16
18
Supply Voltage (V)
සႴ
ૌᄙำഗ‫ٷݣ‬ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
ᄻă 30.
30 page
For a AB
complete
list of Class-AB Speaker Amplifiers, see
For the latest information on audio end-equipment system block diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
Audio Guide
ᅼೕኸళ
9
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ᅼೕ‫ٷݣ‬ഗǄ
AB ૌࢅ
G ૌǅ and Class-G)
Audio Amplifiers
(Class-AB
ኍ‫ܔ‬ཀྵ‫ٻ‬๕ܺऐ‫ٷݣ‬ഗ‫ڦ‬ยऺ੊୯ᅺ໎
Design Considerations for Headphone Amplifiers
֑ᆩ‫ۉ܋ڇ‬ᇸ้Ⴔᄲ੊୯‫ڦ‬࿚༶
Issues to Consider When Using
Power Supplies
‫ܠٷ‬ຕ‫ٷݣ‬ഗ‫֑ۼ‬ᆩ
sSingle-Ended
+3.3 V ई +5
r Most
amplifiers
work
with
single
‫ۉڇ‬ᇸሏፕă
V
+3.3-V or +5-V supplies.
s ُૌ‫ۉ‬ᇸႴᄲᅃ߲኱ୁ (DC) ೋዃ‫ݣ‬
r These power supplies require a
‫ٷ‬ഗ๼‫؜‬ǈᅜඓԍ๼‫؜‬փࣷ฿ኈă
DC-biased amplifier output to
քยሞᄙำഗᇑ‫ٷݣ‬ഗኮक़‫߰ڦ‬኱
s ensure
undistorted output.
ୁ‫ۉ‬ඹഗႚ‫ׯ‬କᅃ߲ߛཚ୳հഗǈ
r Placing
DC-blocking capacitors
ܸٗ‫ڞ‬ዂ‫گ‬ೕၚᆌႠీ‫ڦ‬ଝࣅă
between
the speaker and the
causes a high-pass (capless)
filter and
s amplifier
TI ཚࡗሏᆩĐ࿮‫ۉ‬ඹഗđ
equates
to poor TM
bass
response.
त DirectPath
रຍܸՆ௨କฉຎ
‫ߛڦ‬ཚ୳հഗ࿚༶ă
থഗ༵ࠃକᅃ߲Ⴕె‫ں‬
(VDD/2)ăኄ
r TI
counters this high-pass filter
ᄣǈଇ߲‫ٷݣ‬ഗ‫ڦ‬๼‫܋؜‬਩แेକ
issue with capless and DirectPath™
ᅃ߲ VDD/2 ‫ڦ‬ೋუǈܸٗඓԍுᆶ
technologies.
኱ୁୁࡗᄙำഗă
r Capless creates a virtual ground
○ (V֑
D i rthe
e cheadphone
t Pa t h र ຍ ‫ ڦ‬ഗ ॲ
/2) for
DDᆩ
Ԉconnector.
ઔ ᅃ ߲ ాBoth
և ؊amplifier
‫ ۉ‬ԭ ǈ outputs
޿؊‫ۉ‬ԭ
੗then
ሞഗ
ॲ
‫ڦ‬
ా
և
ׂ
ิ
ᅃ
have a V /2 bias, ߲ ޶ ‫ ۉ‬ᇸ
ࡆ ă ঺ ዺ ኄ ዖDDย ऺ ǈ ‫ ٷ ݣ‬ഗ ੗ ֑
ensuring that no DC passes through
ᆩaມ
ट႙‫ۉ‬ᇸઠࠃ‫ۉ‬ǈժ๑ᅃ߲
speaker.
r๼‫؜‬ೋዃ዁‫ں‬ă
DirectPath-enabled devices include
an internal charge pump which
creates a negative power rail inside
ཀྵ‫ٻ‬๕ܺऐፆੇतࠀ୲
the device. With this design, an
amplifier can be powered by a
s ཀྵ‫ٻ‬๕ܺऐ‫ڦ‬ፆੇՎࣅ‫ٷ࢔ྷݔ‬ǈ
and have an output
ٗ bipolar
16Ω ‫ڟ‬supply
600Ωă
biased to ground.
s ‫ړ‬჋ስ‫ٷݣ‬ഗ้ǈᆌ๔ዕඓԍ໲ీ
Headphone
Impedance and Power
ࠕሞࡀۨ‫ۉڦ‬უ‫ྷݔ‬तཀྵ‫ٻ‬๕ܺऐ
rፆੇཉॲူ༵ࠃ໯Ⴔ‫୲ࠀڦ‬ă
Headphone impedances can vary
greatly, from 16 W to 600 W.
r When choosing an amplifier, always
ensure that it can handle the power at
the specified voltage range and headphone impedance.
○ ࿮‫ۉ‬ඹഗ႙ยऺྺཀྵ‫ٻ‬๕ܺऐ૶
ཀྵ‫ٻ‬๕ܺऐॐࠓ
Headphone Architecture
DirectPath™
Traditional
Split-Supply
CO
Class-G + DirectPath
+15V
–15V
CO
ཀྵ‫ٻ‬๕ܺऐ‫ٷݣ‬ഗ
Headphone
Amplifiers
Product
ׂ೗ᄲ‫ۅ‬
TPA6120A2 (Stereo)
1.5 W
150 mW
TPA611xA2 (Stereo)
138 mW
TPA6130A2 (Stereo)
Highlights
•tTPA6138A2
TPA6138A2
o○ ‫گ‬
Low
<0.01%
Ǆ‫ړ‬ၠat
THDTHD+N:
+ Nǖ< 0.01%
32Ω
10
mW into
32
1
޶ሜ๼ໃ
ࠀ୲้ǅ
10 mW
Differential input and
○ ֶ‫ݴ‬๼෇ࢅ‫܋ڇ‬๼‫؜‬
single-ended output
੗૧ᆩྔևሺᅮยۨ‫ۉ‬ፆഗઠۙ
o○ Adjustable
gain by exterኝሺᅮ
nal
gain-setting resistors
o ੗ԥದዃྺᅃ߲ܾ঩‫گ‬ཚ୳հഗ
○ Configurable as a secondorder low-pass filter
○ Đ਴ᘍđำࢅĐಾಀđำᅞ዆‫ۉ‬ୟ
o Click- and pop-reduction
‫ހ‬ጎ
○TSSOP
circuitry
o TSSOP package
Output Power/Channel (Max)
o
LM4808 (Stereo)
105 mW
50 mW
42 mW
TPA610xA2 (Stereo)
LM4980 (Stereo)
37 mW
Legend
LM48824 (Stereo)
• LM48824
Traditional
TPA6140A2/41A2 (Stereo)
Class-G
TPA6139A2
DirectPath™
25 mW
TPA6138A2
Split-Supply
TPA6132A2 (Stereo)
Class-G + DirectPath
TPA6135/36A2 (Stereo)
1.5 1.6
2.0
2.5
3.0
3.6
4.5
5.5
10
30
tLM48824
○ ૌู‫ۉ‬༬Ⴀ
o G
Class-G power savings
2
o○ II2
CCᅼଉᇑఇ๕੦዆
volume and mode
control
○ ሞཕऐఇ๕ዐਏᆶ๼‫ߛ؜‬ፆੇ
o High output impedance
○ ࠌఇॠ֪
in shutdown
ߛपĐ਴ᘍđำࢅĐಾಀđำᅞ
o○ Common-mode
sense
዆ࠀీ‫ۉ‬ୟ click and pop
o Advanced
suppression
‫ހ‬ጎ
○ microSMD
o microSMD package
Supply Voltage (V)
සႴཀྵ‫ٻ‬๕ܺऐ‫ٷݣ‬ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
33 ᄻă
For a complete list of Headphone Amplifiers, see page
33.
For the latest information on audio end-equipment system block
diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
Audio Guide
ᅼೕኸళ
10
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ᅼೕ‫ٷݣ‬ഗǄ
ABૌࢅ
Dૌǅ and Class-D)
Audio Amplifiers
(Class-AB
ኍ‫୲ࠀگܔ‬ᅼೕ‫ٷݣ‬ഗጱဣཥ‫ڦ‬ยऺ੊୯ᅺ໎
Design Considerations for Low-Power Audio Amplifier Subsystems
ԴऻԨ߲ට‫ۉ‬సዐ‫ڦ‬พೕ‫ޖ‬พ߅ඡ
Radio Emission Interference in
ᇸጲᅎ‫ۯ‬ຕ਍֭ਸ਼
sNotebook
(add-in card) Ă
PCs
तઢც
802.11
(Bluetooth®)
r RF
emissions
from
mobile data ࿮၍‫ۉ‬
ยԢ‫ڦ‬พೕ
‫ޖ‬พ߅ඡࣷᆅഐ‫ݣ‬
add-in
cards, (RF)
802.11
and Bluetooth®
‫ٷ‬ഗ‫ڦ‬ሯำ࿚༶ă
radios
can create noise problems for
༜ැᆯᇀ߾ᄽई‫ۉ‬ୟӱยऺᄲ൱‫ڦ‬
s amplifiers.
r Itᇱᅺܸ๑‫ٷݣڥ‬ഗĂՊ঴ஓഗईᄙ
can be particularly problematic
ifำഗ၎ࢻ‫ݴ‬૗ǈሶ༬՚ඹᅟׂิ࿚
the amplifiers, codecs or speakers
are
separated from each other
༶ă
by industrial or board design
සႴइ‫ڦٷ߸ڥ‬ยऺଳऄႠǈሶᆌ
s requirements.
๑ᆩਏᆶֶ‫ݴ‬๼෇‫ڦ‬ഗॲǈ੗၂ዸ
‫߀ں‬฀ੇሯำႠీă
r For additional design flexibility, use
devices with differential inputs, which
ཀྵ‫ٻ‬๕ܺऐ๼‫܋؜‬ᆩፕ၍ୟ๼‫܋؜‬
provide significantly better noise
s ‫د‬ཥ‫ڦ‬
AB ૌ‫ٷݣ‬ഗยऺሎႹॽཀྵ
immunity.
‫ٻ‬๕ܺऐ๼‫܋؜‬ᆩፕ၍ୟ๼‫܋؜‬ă
Headphone Outputs Serving as
‫؜‬ᇀ߰኱ୁ‫ۉ‬ඹഗ‫ڦ‬؅٫त‫ׯ‬Ԩ੊
sLine
Outs
୯ǈ࿢்֑ᆩĐ࿮‫ۉ‬ඹഗđ‫݆ݛڦ‬
r Traditional Class-AB design allowed
ઠํ၄๼‫؜‬ă
headphone outputs to be used as
s থ‫ں‬༫࠶
line outs. (ground sleeve) ฉ‫ڦ‬
VBias ੗Ն௨๑ᆩ‫ۉ‬ඹഗǈ‫ڍ‬๟ǈ
සࡕᆯᇀగ߲ྔևഗॲܸႚ‫ׯ‬କথ
‫࣮ں‬ୟǈሶࣷᆅ෇‫ۉ‬ᇸ঍ୁำई໦
r The size and expense of DC-blocking
࣋‫ٷݣ‬ഗă
capacitors has led to capless
TM
঴ਦ‫ݛ‬ӄ੗௨‫أ‬থ‫࣮ں‬
s DirectPath
methods to implement
output.
rୟǈժ߀฀‫گ‬ೕၚᆌă
VBias on ground sleeve removes
the caps, but can inject a hum
or damage the amplifier if ground
loopback occurs with an external
device.
r DirectPath™ solutions eliminate
ground loopback and improve bass
response.
‫୲ࠀگ‬ᅼೕ‫ٷݣ‬ഗጱဣཥ
Low-Power Audio Amplifier Subsystems
Product
2.9
TPA2051D3
2.4
TPA2054D4
1.4
TPA2050D4
ׂ೗ᄲ‫ۅ‬
Highlights
Output Power (W)
• LM49155
tLM49155
o ੗༵ࠃฉႜ૾ୟࢅူႜ૾ୟ‫ڦ‬ሯ
○
Noise cancellation for
ำၩ‫أ‬ǈுᆶ
uplink
and downlink
withDSP ૌ‫߅ڦ‬ඡĂ฿
out
DSP-type artifacts,
ኈईჽ‫׿‬
distortions or delays
○ ੗ۙኝܺऐ࣍ৣሯำ‫ۉ‬ೝ‫ ڦ‬AGC
o Adapting AGC on
ᇑူႜ૾ୟ႑ࡽഽ‫܈‬
ambient noise level and
○ ူႜ૾ୟ੗ۙሯำᅞ዆ߛཚ୳
downlink signal strength
հഗearpiece
for
o ੗ኧ‫׼‬
Downlink
adjustable
○
ALCǄጲ‫ۉۯ‬ೝ੦዆ǅࠀ
noise-reducing
ీ‫ ڦ‬E2S D ૌ‫ٷݣ‬ഗhighpass filter
○ ‫ံټ‬৊Đ਴ᘍđ
/Đಾಀđำᅞ዆
o E2S Class-D amplifier
ࠀీ‫ڦ‬থ‫੊֖ں‬ཀྵ‫ٻ‬๕ܺऐ๼‫؜‬
with ALC
○
o ྲࠀࡼཕऐఇ๕
Ground-referenced
headphone
‫ހ‬ጎ outputs with
○ microSMD
advanced click/pop
suppression
o Micropower shutdown
o microSMD package
LM49251
1.37
LM49155
1.35
LM49153
Legend
LM49120
1.3
Class-AB
Class-D
LM49150
1.25
LM49200
1.8
2.5
2.7
5.0
5.5
Supply Voltage (V)
සႴ‫୲ࠀگ‬ᅼೕ‫ٷݣ‬ഗጱဣཥ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ ڼ‬34 ᄻă
For a complete list of Low-Power Audio Amplifier Subsystems, see page 34.
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
For the latest information on audio end-equipment system block
diagrams, visit www.ti.com/audio
ᅼೕኸళ
Audio Guide
11
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ᅼೕ‫ٷݣ‬ഗ
Audio Amplifiers
ኍ‫دܔ‬ำഗമዃ‫ٷݣ‬ഗ‫ڦ‬ยऺ੊୯ᅺ໎
Design Considerations for Microphone Preamplifiers
Control Methods: Analog vs. Digital
੦዆‫݆ݛ‬ǖఇెᇑຕጴ
Equivalent Input
Noise
(EIN)
‫ڪ‬ၳ๼෇ሯำ
‫੊ڦ‬୯ᅺ໎
(EIN)
Outputs: Differential vs.
๼‫؜‬ǖֶ‫ݴ‬ᇑ‫܋ڇ‬
control microphone preampliఇె੦዆๕‫د‬ำഗമዃ‫ٷݣ‬ഗཚ‫׉‬
sr Analog
fiers
typically
use a variable resistor
ሞׂ೗‫ڦ‬മ௬ӱฉ๑ᆩᅃ߲੗Վ‫ۉ‬
on a product’s front panel that can be
ፆഗǈഄፆኵ੗ሞ‫ٷݣ‬ഗ֡ፕࡗ‫ײ‬
changed during performance.
ዐߵ਍Ⴔᄲ৊ႜۙኝă
sConsiderations
EIN ๟ۨᅭ‫د‬ำഗമዃ‫ٷݣ‬ഗ‫ڦ‬ᅃ
r EIN
is a key specification in defining
ၜዷᄲࡀ֖߭ຕă
ሞׂ೗‫ాڦ‬ևǈ‫܋ڇ‬๼‫؜‬ፁᅜ‫ܔ‬ఫ
sSingle-Ended
r Inside
a product, a single-ended
ၵႴᄲፔ৊ᅃօ‫ت‬૙‫ڦ‬႑ࡽ৊ႜ‫ت‬
output is sufficient to process signals
૙ă
r Digitally-controlled microphones are
ຕጴ੦዆๕‫د‬ำഗമዃ‫ٷݣ‬ഗ੗ᇺ
s remotely
controllable and have easily
‫ײ‬੦዆ǈժਏᆶ੗ൟ຿घऄ‫ڦ‬ยۨ
recallable
settings, offering significant
ኵǈᇑཞ‫ڪ‬प‫ڦ‬ఇె੦዆‫د‬ำഗമ
advantages
when compared to their
ዃ‫ٷݣ‬ഗ၎Բᆛᆶ௽၂‫ڦ‬ᆫ๞ă
analog control counterparts.
the live sound and recording indusሞ၄‫ׯׇ‬ᅼत୤ᅼႜᄽዐǈຕጴ੦
sr In
try,
digitally controlled microphones
዆๕‫د‬ำഗሎႹሞ߸े੍ৎᅼᇸ‫ڦ‬
allow
signals to be preamplified and
‫ܔݛں‬႑ࡽ৊ႜമዃ‫ࢅٷݣ‬ገ࣑ǈ
converted
closer to the source ratherμV
ܸփՂཚࡗब௝‫ۉڦ׊‬મઠ‫د‬ໃ
than
sending
tiny μV signals across
प‫ྲڦ‬ෑ႑ࡽă
meters of cable.
a microphone preamplifier.
ሞߴۨሺᅮཉॲူǈ‫د‬ำഗമዃ‫ݣ‬
sr At
a given gain, microphone
‫ٷ‬ഗׂࣷิᅃۨଉ‫ڦ‬๼෇ሯำǈժ
preamplifiers
exhibit a certain amount
ᇑᅼᇸ႑ࡽᅃഐԥ‫ٷݣ‬ă
of
input noise that is amplified
૙ၙ‫ڦ‬൧઄ူǈ‫د‬ำഗമዃ‫ٷݣ‬ഗ
with the audio source.
s together
ॽਏᆶ‫گ‬
r Ideally,
microphone
preamplifiers will
EIN ኵǈᅜඓԍৈ‫ܔ‬ᅼᇸ
have
low EIN values to ensure that
႑ࡽܸ‫ݥ‬ሯำ৊ႜ‫ٷݣ‬ă
only the audio source is amplified
instead of the noise.
needing further processing.
Ⴙ‫ߛܠ‬Ⴀీ
sr Many
ADC Ⴔᄲֶ‫ݴ‬๼෇ă्
high-performance
ADCs
සঢ়‫دݴֶڦٷݣ‬ำഗ႑ࡽ኱থ‫د‬
require differential inputs. If the
ໃ዁ ADC
ǈሶֶ‫ݴ‬๼‫ྔܮࠃ༵ॽ؜‬
amplified
differential
microphone
‫ ڦ‬6 dB
‫ۯ‬ༀ‫ྷݔ‬ă
signal
is taken
directly to an ADC, a output will give an
‫د‬ำഗമዃ‫ٷݣ‬ഗ‫ݴֶڦ‬๼‫ॽ؜‬ᆶ
s differential
additional
6 dB of dynamic range.
ዺᇀඓԍথ๭ऐฉ‫ݴֶڦ‬๼෇‫ۉܔ‬
r Differential
outputs from a microphone
મฉ໯ߌᆌ‫ڦ‬ඪᅪࠌఇ߅ඡेᅜᅞ
preamplifier
will help ensure that the
዆Ǆཚࡗၩ‫أ‬ଇ߲থ၍‫܋‬ฉ‫ࠌڦ‬ఇ
differential
input
ሯำઠํ၄ǅăon the receiver
will reject any common-mode
interference induced on the cable by
cancelling out the common noise on
both connections.
‫د‬ำഗമዃ‫ٷݣ‬ഗ
Microphone Preamplifiers
Performance
>2912-5)
1#<
>%-15)66-1+9-6,
):6)41%/4)5-5624
>$-()5733/;4%1+)
#62@#
#
>-+,+%-19-4)3246*2/-2
>-:)(+%-152*
%1(
(
>&7030-'42!3%'.%+)
#
>-:)(82/6%+)+%-12*(
>76376&-%5-1+2*#
>276376-03)(%1')
>&7030-'42!3%'.%+)
>2912-5)1#<
>%-15)66-1+9-6,
):6)41%/4)5-5624
>$-()5733/;4%1+)
@#62@#
>!74*%')02716
3%'.%+)!
#
>-+,5)15-6-8-6;9-4)3246*2/-o
>-:)(+%-152*%1(
(
>&7030-'42!3%'.%+)
>((62(2*
342+4%00%&/)+%-1-1
(56)35
>=(7EIN%6+%-1
(
>274+)1)4%/374325)
(-+-6%/2763765
>((62(2*
342+4%00%&/)+%-1-1
(56)35
>=(7EIN%6+%-1
(
>",4))+)1)4%/374325)
2763765
)+)1(
#
>-:)(82/6%+)+%-152*
%1((
>!733/;'744)162*?
>&7030-'42!3%'.%+)
-+-6%/216ro/
1%/2+216ro/
-' 4)%03*24
246%&/))8-')5
16)+4%6-21
සႴ‫د‬ำഗമዃ‫ٷݣ‬ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
ᄻă35.
For a complete list of Microphone Preamplifiers, see
35page
For the latest information on audio end-equipment system block diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚ www.ti.com/audio
Audio Guide
ᅼೕኸళ
12
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ᅼೕ‫ٷݣ‬ഗ
Audio Amplifiers
ኍ‫ܔ‬၍ୟൻ‫ۯ‬ഗ
Design Considerations
for Line Drivers/Receivers and
/থ๭ഗࢅሏ໙‫ٷݣ‬ഗ‫ڦ‬ยऺ੊୯ᅺ໎
Operational Amplifiers
ൻ‫ۯ‬ᅼೕ
Driving 2 /V๫ೕᆌᆩዐ‫ڦ‬
2VRMS ๼‫؜‬
RMS for Audio/Visual
बࢭ໯ᆶ๼෇‫ۉ‬๫‫ڦ‬ᅼೕ႑ࡽ
sApplications
r Almost
‫ ۼ‬ਏ ᆶallᅃaudio
߲ Đcoming
‫ ں‬ਃ ዐinto
đ ( ag r o u n d television has
ground-centered
๼‫؜‬ă
centered) ‫ ڦ‬a2VRMS
2-VRMS output.
‫ܠٷ‬ຕᅼೕ DAC ‫ۼ‬ਏᆶ‫گ‬ᇀ 4 Ԡ
sr Most
audio DACs have a sub-4 VPP
‫ڦ‬๼‫؜‬Ӧ‫ࢅޗ‬ሀ
‫ڦ‬኱ୁ
VPP
with a DC bias –2.5 V. 2.5 V
ೋዃă
r The traditional solution for generating
output is
ground-centered 2-V
s aᆩᇀׂิ‫ں‬ਃዐ
2V RMS
RMS ๼‫دڦ؜‬ཥ
঴ਦ‫ݛ‬ӄ๟֑ᆩডߛ‫ۉ‬უ‫ڦ‬ມट႙
to
run an output op amp stage from a
higher
voltage ઠൻ‫ۯ‬๼‫؜‬ሏ໙‫ٷݣ‬ഗ
bipolar power supply
‫ۉ‬ᇸ (±12V)
(±12
पăV).
r This
solution adds complexity,
s ُૌ঴ਦ‫ݛ‬ӄሺेକްሗႠǈᆮഄ
especially
if the rest of the devices
๟‫ړ‬ഄᇆ‫ڦ‬ഗॲኻ֑ᆩ
3.3 V ई 5 V
are using only 3.3 V or 5 V.
‫ۉ‬ᇸࠃ‫ۉ‬ኮ้ă
r TI’s DRV60x family integrates the
ဣଚཚࡗण‫ٷݣׯ‬ഗ
s amplifier
TI ‫ ڦ‬DRV60x
and charge
pump to create
ࢅ؊‫ۉ‬ԭઠׂิኟ‫ۉ‬ᇸࡆत޶‫ۉ‬ᇸ
positive and negative rails for clean,
ࡆǈᅜ༵ࠃ߅৫‫ںڦ‬ਃዐ
2VRMS
ground-centered
2-VRMS output.
௬ၠጆᄽपᅼೕᆌᆩ‫ڦ‬ೝ࢚၍ୟ๼෇
Balanced-Line I/O for Professional
/
Audio(I/O)
Applications
๼‫؜‬
Balanced-line
I/O is used in ๼෇/๼‫؜‬
sr ೝ࢚၍ୟ
(balanced-line)
professional audio environments—
ᆩᇀጆᄽᅼೕ࣍ৣĊĊ၄‫ׇ‬኱խĂ
live, recording and broadcast—to
୤ᅼࢅ࠽խĊĊᅜԍ‫׼‬႑ࡽ‫كڦ‬৫
keep signals clean and
ժၩ‫߅أ‬ඡă
interference free.
๑ ଇequal
ߵ ‫ ڞ‬impedance
၍ฉ‫ڦ‬থ‫ں‬
ੇ਩
sr ཚ
By ࡗ
having
to ፆ
ground
‫ڪ‬ǈೝ࢚၍ୟ๼෇
๼‫؜‬ᆛᆶକᅜူ
on both conductors, /balanced-line I/O
ଇ߲ᆫ๞ǖ
offers
two advantages:
r
The
noise induced is near equal and
ߌᆌሯำৎࢭ၎‫ڪ‬ǈᆌ૧ᆩᅃ߲
o
should
be cancelled by a
ೝ࢚၍ୟথ๭ഗॽഄፕྺࠌఇሯ
balanced-line
receiver as
ำᇎᅜၩ‫أ‬ă
common-mode
noise.
o ᆯᇀሞଇߵ‫ڞ‬၍ฉਏᆶ‫ݒ‬၎႑
r Having inverted signals on both
ࡽǈᅺܸሞ၎ཞ‫ۉڦ‬ᇸ‫ۉ‬უཉ
conductors also adds another
ॲူ࣏ሺेକ‫ ڦྔܮ‬6 dB ‫ۯ‬ༀ
6 dB to the dynamic range for the
‫ྷݔ‬ă
same supply voltage.
໯ᆶ‫ڦ‬ሏ໙‫ٷݣ‬ഗ
Overall Op Amps
When selecting an op amp,
sr ‫ړ‬჋ስሏ໙‫ٷݣ‬ഗኮ้ǈႴᄲศ෇
investigate its input stage.
କ঴ഄ๼෇पă
r FET-based op amps usually have a
s एᇀ
FET ‫ڦ‬ሏ໙‫ٷݣ‬ഗ‫׉׉‬ਏᆶ‫ݥ‬
very high input impedance.
‫ڦߛ׉‬๼෇ፆੇă
r FET-input devices are ideal when the
s ‫ړ‬႑ࡽᇸ‫ڦ‬๼‫؜‬ፆੇ࿮݆ൟᅟइኪ
output impedance of the source isn’t
้Ǆ૩සǖૂഗǅǈ
FETa๼෇ഗॲ
easily known, such as with
๟૙ၙ‫ڦ‬჋ስă
musical instrument.
BJT (bipolar)-based
op amps exhibit
sr एᇀ
BJT Ǆມट႙ǅ‫ڦ‬ሏ໙‫ٷݣ‬ഗ
lower
input
impedance
and offer lower
ਏᆶড‫ڦگ‬๼෇ፆੇࢅড‫ڦگ‬๼෇
input noise.
ሯำă
r Bipolar op amps are ideal input
s ‫ܔ‬ᇀఫၵႴᄲ‫گ‬ሯำ‫گڦٷݣ‬ፆੇ
devices for low-impedance
๼‫؜‬႑ࡽᇸܸჾǈມट႙ሏ໙‫ٷݣ‬
output sources requiring low noise
ഗ๟૙ၙ‫ڦ‬๼෇ഗॲă
amplification.
๼‫؜‬ă
၍ୟൻ‫ۯ‬ഗ
/থ๭ഗࢅሏ໙‫ٷݣ‬ഗ
Line Drivers/Receivers
and Operational Amplifiers
DRV134/5
INA134/7
INA2134/7
OP
!
8
SE-to-differ2-/
/-
*-4
8
*-4
30
2
Ω
8
Differential-to
1-+/**
-12322-
01
8
Differential-to
1-+/**
-12322-
01
8
3/
0.+
OP
!
OP
LME49725
Performance
NE5534/2
!
$(
$(
8
VRMS
VRMS
8
Differ2-/
-0321
$(
$(
8
VRMS
VRMS
8
%
-0321
8
VRMS
VRMS
8
5
11
'(
OP
OPA827
Pr*32
ׂ೗ᄲ‫ۅ‬
Highlights
!
•tOPA1662
OPA1662
o
OP
!
o○ ‫گ‬฿ኈǖ
Low distortion:
0.0002%Ǆሞ1 kHz
้ǅ
0.0002%
at 1 kHz
!
OP6
LME49724
±1.5range:
V ዁ ±18V
o○ ੻‫ۉ‬ᇸ‫ྷݔ‬ǖ
Wide supply
OP6
OP
Legend
-
-4$-4
2-VRMS
-4
8
-2/
+-
settings
-0/
0/-7
-0/
-ferential
$(
&
0/-7
8
62/
+-
settings
-+,
3ent/
-+,
(oltage
-
-41$-41
Low quiescent
○ ‫ৢگ‬ༀ‫ୁۉ‬Ǆ‫ۆ‬႙ኵǅǖ௅
current
1.5 mA
ཚ‫ ྺڢ‬1.5(typ):
mA
o
LM833/7
$(
—nV/√Hz
–
○ ‫گ‬ሯำǖ
3.3
3.3 nV/√
Hz
LME49713
$(
8
2-VRMS
/-
*-4
8
)
,*
0,
0/-7
Low noise:
OP6
!
per channel
±1.5 V to ±18 V
○ ࡆ዁ࡆ๼‫؜‬
o
Rail-to-rail output
• OPA1652/54
tOPA1652/54
4.3 nV/√Hz
o○ ‫گ‬ሯำǖ
Low noise:
—–
‫گ‬฿ኈǖ
Ǆሞ1
nV/√0.00005%
Hz
○ 4.3
o Low
distortion:
kHz้ǅ
0.00005% at 1 kHz
○ ‫ৢگ‬ༀ‫ୁۉ‬Ǆ‫ۆ‬႙ኵǅǖ௅
o Low quiescent curཚ‫ ྺڢ‬1.8 mA
rent (typ): 1.8 mA
○੻‫ۉ‬ᇸ‫ྷݔ‬ǖ
±2.25V ዁ ±18
per channel
V
o Low
input bias
current: 10 pA
○ ࡆ዁ࡆ๼‫؜‬
o Wide supply range:
±2.25 V to ±18 V
o Rail-to-rail output
#02-/
0/-71
සႴ၍ୟൻ‫ۯ‬ഗ
ᄻă35 and 36.
/থ๭ഗࢅሏ໙‫ٷݣ‬ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
35 ᄻࢅ‫ڼ‬
For a complete list
of Line Drivers/Receivers and Operational Amplifiers,
see36
pages
For the latest information on audio end-equipment system block
diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
Audio Guide
ᅼೕኸళ
13
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ᅼೕ‫ٷݣ‬ഗ
Audio Amplifiers
ኍ‫ܔ‬ᅼଉ੦዆‫ڦ‬ยऺ੊୯ᅺ໎
Design Considerations for Volume Controls
‫ۉ‬ᇸ‫ۉ‬უǖ႑ࡽӦ‫ޗ‬
Supply Voltage: Signal Swing
ԍ‫ۯ׼‬ༀ‫ྷݔ‬
Maintenance of Dynamic
Range
r By changing the volume in the analog
typically have
of
r Multiplying the DAC’ssdigital
value by
domain
under digital control,
๼‫؜‬ཚ‫׉‬ਏᆶሀ
‫ܔ‬ᇀႹ‫ܠ‬ᆌᆩઠຫǈॽ
‫ڦ‬ຕጴኵ‫ױ‬ᅜၭᇀ
sr DAC
DAC outputs
3 ԠaVswing
DACwhile
1 ‫ڦ‬ဣ
PP ‫ڦ‬Ӧ‫ޗ‬ă
around 3 VPP .
< 1 is an acceptable way
to control
the DAC’s inherent noise will be
ຕփ฿ྺᅃዖ੗ᅜথ๴‫ڦ‬ᅼଉ੦዆‫݆ݛ‬ǈ੗֑ᆩডณ‫ڦ‬
s ࠽խ႑ࡽӦ‫ޗ‬੗ൟܸᅟਉ‫ ڟٳں‬25 Ԡ VPP య዁߸ߛă
r Broadcast signal swings can easily be
volume for many applications,
using
attenuated along with the audio.
Բ༬࿋ઠ՗ຎ႑ࡽǈܸሯำ‫ۉ‬ೝԍ‫׼‬փՎă
ሞ჋ስຕጴ੦዆๕ఇెᅼଉ੦዆ഗॲ้ǈ‫ܔ‬नॽԥປ३
s 25
VPP or higher.
fewer bits to represent the signal while
s ፇࢇডณ‫ڦ‬Բ༬࿋ઠ՗ຎᅃ߲ਏᆶࠦۨሯำ‫ۉ‬ೝ‫ڦ‬႑ࡽ
‫ڦ‬႑ࡽ‫܈ޗ‬ᆶ໯କ঴๟዁࠲ዘᄲ‫ڦ‬ă
r Knowledge
of the signal amplitude
the noise level remains the same.
ॽሞᅼଉՎࣅ้නᅮ໫३‫ۯ‬ༀ‫ྷݔ‬ă
will be
attenuated
is critical when
r Combining
৽੦዆
๼‫ܸ؜‬ჾǈ‫ܔ‬ᇀᅃ߲ፌ‫ٷ‬ኵॽ‫گ‬ᇀ
s that
DAC
5 Ԡ fewer
VPP bits to represent
s ཚࡗ֑ᆩຕጴ੦዆ժሞఇెᇘዐ߀Վᅼଉǈ
DAC ‫ࠦڦ‬ᆶ
choosing
controlled analog
a signal
a fixed-noise
level will
‫ڦ‬႑ࡽǈdigitally
±5V ഗॲྜඇీࠕ฼ඪĊĊ੗༵ࠃ
10 Ԡ with
VPP ‫ڦ‬
ሯำॽᇑᅼೕ႑ࡽᅃഐԥປ३ă
volume
controls.
increasingly
reduce
the
dynamic
range
‫ރ‬ኵ‫ئ‬Ԣ੣क़ă
r For controlling DAC output, ±5-V
as the volume changes.
devices are more than adequate to
provide 10-VPP headroom for a
signal that, at maximum, will be
below 5 VPP .
ᅼଉ੦዆
Volume Controls
Performance
<
&&8/$.+%3$/)'
<"$5
,9
<
&50;&
$55'/6$5+0/
<>#4611-+'4
<&70-6.'%0/530-
range
<=#9'26+7$-'/5
+/165/0+4'
<&+45035+0/(03
$/+/165-'7'-0(
#RMS
<!611-83$/)'50
#
<.1307'&"
07'3
<"$5
,9
<!$.'1+/065$4
<>
#4611-+'4
')'/&
+/'/16565165
55'/6$5+0/6150#PP)
6516555'/6$5+0/
065165-'7'-:#RMS)
<%*$//'-7'34+0/
0(
<
&&8/$.+%
range
<"$5
,9
<
&50;&
$55'/6$5+0/
<>#4611-+'4
#0-6.'"0/'$-$/%e
0/5rol
4
Channels
සႴᅼଉ੦዆‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
ᄻă37.
37page
For a complete list of Volume Controls, see
For the latest information on audio end-equipment system block diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
Audio Guide
ᅼೕኸళ
14
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ᅼೕገ࣑ഗ
Audio Converters
ኍ‫ܔ‬Սၻ๕ᅼೕՊ঴ஓഗ‫ڦ‬ยऺ੊୯ᅺ໎
Design Considerations for Portable Audio Codecs
Սၻ๕ᅼೕ๨‫ׇ‬௬ଣጣዮ‫ܠ‬཈቟ăยऺ
The portable audio market is confronted
‫ްڦ‬ሗႠ‫ڞ‬ዂႴᄲྔႚ߸ԋࢅႠీ߸ߛ
with many challenges. Design com‫ڦ‬ഗॲǈยऺටᇵཞ้࣏‫׶‬๴ጣํ၄߸
plexity is leading towards thinner form
factors and higher-performance devices,
‫ࡼࠀگ‬Ă߸ၭ቞ӱ௬ओࢅ߸‫ׯگ‬Ԩ‫׼ڦ‬
with continued pressure to achieve lower
Ⴤუ૰ă‫أ‬କยऺሀຐཉॲ໯ሰ‫ްڦׯ‬
power, smaller footprints and reduced
ሗႠሺेኮྔǈ๨‫ׇ࣏‬Ⴔᄲਏᆶኈኟ‫ڦ‬
costs. In addition to(perceived
the added comዕ‫܋‬ᆩࢽߌኪॏኵ
value) ‫ڦ‬
plexity
from
design
constraints,
the
༬෥ࣅഗॲăᆯᇀႹ‫ܠ‬ഗॲႎ઻ӲԨኮ
market
is
requesting
differentiated
क़‫ิڦ‬ంዜ೺ৈྺ 9 ‫ ڟ‬12 ߲ሆǈᅺُ
devices that have real end-user per-/ ෉ॲ
ᆌ‫ܔ‬ฉຎ཈቟Ⴔᄲ‫ܔ‬ဣཥतᆘॲ
ceived value. With many devices having
ࣄ‫ݴ‬ਏԢጆॆप‫ڦ‬૙঴ă
a life cycle of only 9 to 12 months
between versions, meeting these
challenges requires expert understandই‫دگ‬ำഗ๼෇‫ڦ‬ሯำ
ing of the system and hardware/
‫د‬ำഗ႑ࡽ‫ރڦ‬዁‫گ࢔ྷݔރ‬
ssoftware
(10
partitioning.
mV)ǈᅺُ‫ܔ‬ሯำጀ෇೤ྺ௺ߌă
Reducing Noise on Microphone Inputs
Ҿ‫ݣ‬ሞ੍
sr ᆌ޿ӝՊ঴ஓഗई
ADC
Microphone signals are
susceptible
ৎ‫د‬ำഗ‫ڦ‬࿋ዃǈ‫ڍ‬ኄ‫׉׉‬ᇑᆩࢽ
to noise injection because of the low
ೋࡻĂ߾ᄽยऺई঳ࠓยऺᄲ൱၎
peak-to-peak range of 10 mV.
‫ةڸ‬ă
s ლቴీࠕᇑຕጴ‫د‬ำഗದࢇ߾ፕई
r ਏᆶֶ‫ݴ‬๼෇‫ڦ‬ഗॲǈኄଇዖ‫݆ݛ‬
Placing the codec or ADC close to
਩੗၂ዸ߀฀ੇሯำႠీă
the microphone often conflicts with
user preference, industrial design or
‫ت‬૙ඪခ‫ݴڦ‬ದत෉ॲ‫ڦ‬੗ዘް๑ᆩႠ
mechanical design requirements.
Look for devices that can work with
sr ๮‫׼‬๕ၩ‫ۉݯ‬ጱׂ೗‫ڦ‬ዷ‫ت‬૙ഗ໯
‫߾ڦڅ׶‬ፕଉනᅮሺेǈᅺܸߴ‫ت‬
digital microphones or have differential
inputs,MIPS
both of‫ݴ‬ದतยऺ৊‫܈‬แेକ
which provide
૙ഗ
significantly
better
noise immunity.
უ૰ă
Allocation and Software
ᅃዖ঴ਦ‫ݛ‬ӄ๟੗ᅜॽ࢔‫ܠ‬ᅼೕࠀ
sProcessing
Reusability
ీ঍ᆯገ࣑ഗईՊ঴ஓഗઠኴႜă
r Host
processors in handheld consumer
o ُ‫ڦت‬ᅼೕࠀీԈઔ
3D ᅼၳĂ
electronics
are being given more tasks,
਩࢚Ă။հ୳հഗईሯำၩ‫أ‬ă
pushing processor MIPS allocations
oandლ൱ਏᆶ੻‫ݘ‬Ă०ᅟ‫ॲ෉ڦ‬੗ዘ
design schedules.
ް๑ᆩႠժీࠕॽ‫ت‬૙ඪခ‫ݴ‬ದ
r One
solution is to offload a number
዁๼෇ई๼‫ۉీࠀ؜‬ୟ‫ڦ‬ഗॲă
of audio
functions to a converter or
codec.
r Audio functions include 3-D effects,
ཞ้‫ت‬૙‫߲ܠ‬ᅼೕ႑ࡽᇸ
equalization, notch filters or noise
cancellation.
๮‫׼‬๕ၩ‫ۉݯ‬ጱׂ೗‫ڦ‬ยऺටᇵ࿮
s
r
Look for devices with broad, easy
݆჋ስኻጆጀᇀగᅃዖ֑ᄣ໏୲ई
software reusability and the ability
ኁᅼೕ႑ࡽᇸă‫ీࠀܠ‬๞Ղӵໜጣ
փཞ‫ڦ‬พೕ႑ࡽत֑ᄣ໏୲ăᆌლ
to allocate the processing to either
ቴਏᆶᅜူ༬‫ڦۅ‬Պ঴ஓഗǖ
input or output functions.
o ‫܀߲ܠ‬૬‫ڦ‬ఇెࢅຕጴথ੨ă
Simultaneously
Handling Multiple
Audio
Sources
‫ܔ‬ኄଇૌ႑ࡽ‫܀ڇ‬৊ႜ֑ᄣत‫ت‬
o
r Designers
of handheld consumer
૙‫ీڦ‬૰ă
electronics don’t have the option of
ഴ෇๕
focusing
on a single sample rate or
miniDSP
audio
signal
source. With multiple
s miniDSP ሎႹਜ਼ࢽሞᅼೕՊ঴ஓഗ
functions
come
different radios and
ฉሏႜߛपᅼೕ໙݆ăሞՊ঴ஓഗ
sampling rates. Look for codecs with:
ฉሏႜ໙݆ਏᆶူଚࡻ‫ت‬ǖ
r Multiple independent analog and
ᆫࣅဣཥࣄ‫ݴ‬ă
o digital
interfaces.
३ൟዷ‫ت‬૙ഗ‫߾ڦ‬ፕ޶ሜă
or The
ability to independently sample
process these two signals.
०ࣅ࣮ࡃ֪๬ă
o and
Embedded miniDSP
r The miniDSP allows customers to run
advanced audio algorithms on the
audio codec. Running algorithms on
the codec:
r Optimizes system partitioning.
r Offloads the host processor.
r Simplifies regression testing.
Սၻ๕ᅼೕՊ঴ஓഗ
Portable Audio Codecs
Product
ׂ೗ᄲ‫ۅ‬
LM49352
103
Stereo with Integrated Speaker
TLV320AIC3107
102
TLV320AIC3104
Stereo
TLV320AIC34
TLV320AIC3106
Four-Channel
Stereo
Signal-to-Noise Ratio (SNR) (dB)
TLV320AIC3253
TLV320AIC3262
TLV320AIC3206
Stereo
TLV320AIC3256
TLV320AIC3212
100
TLV320AIC3204
Stereo
TLV320AIC3254
TLV320AIC36
Stereo
Stereo
TLV320AIC3111
Legend
97
Embedded
miniDSP
Integrated
Class-D
Ampliﬁer
Mono ADC/Stereo DAC
TLV320AIC3110
TLV320AIC3100
Mono ADC/Stereo DAC
Mono ADC/Stereo DAC
Highlights
• TLV320AIC3262
tTLV320AIC3262
o Stereo codec
○ ૬༹ำՊ঴ஓഗ
o Integrated stereo Class-D
ण‫ׯ‬႙૬༹ำ D ૌ‫ٷݣ‬ഗ
○amplifier
o○Integrated
earpiece driver
ण‫ׯ‬႙ܺऐൻ‫ۯ‬ഗ
o Integrated stereo TM
○ ण‫ׯ‬႙૬༹ำ DirectPath ཀྵ‫ٻ‬๕
DirectPath™ headphone
ܺऐ‫ٷݣ‬ഗ
amplifier
ण‫ׯ‬႙‫ڼ‬ෙ‫پ‬thirdminiDSP
o○Integrated
generation miniDSP
tTLV320AIC3212
• TLV320AIC3212
o Stereo codec
૬༹ำՊ঴ஓഗ
o○Integrated
stereo Class-D
ण‫ׯ‬႙૬༹ำ D ૌ‫ٷݣ‬ഗ
○amplifier
o Integrated earpiece driver
○ ण‫ׯ‬႙ܺऐൻ‫ۯ‬ഗ
o Integrated stereo
ण‫ׯ‬႙૬༹ำheadphone
○DirectPath
DirectPath ཀྵ‫ٻ‬๕
ܺऐ‫ٷݣ‬ഗ
amplifier
LM49350
96
Stereo with Integrated Speaker
TLV320AIC3120
95
Mono
PCM3793A
92
Stereo
Integration
සႴՍၻ๕ᅼೕՊ঴ஓഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
ᄻă
41 ࢅ‫ڼ‬
4242.
For a complete list of Portable Audio Codecs, see pages
41 and
For the latest information on audio end-equipment system block
diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
Audio Guide
ᅼೕኸళ
15
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
Audio Converters
ᅼೕገ࣑ഗ
ኍ‫ܔ‬ਏᆶ
Design Considerations
for Portable Audio Converters with miniDSP
miniDSP ‫ڦ‬Սၻ๕ᅼೕገ࣑ഗ‫ڦ‬ยऺ੊୯ᅺ໎
What
is a miniDSP?
๟๊஺Ǜ
miniDSP
rs Programmable
multiply-and-accumulate
኱থഴ෇ᅼೕገ࣑ഗ‫ڦ‬੗Պ‫ेױײ‬
engine
directly
embedded in the audio
ᆅ൤ǈీࠕᅜट‫ڦگ‬ჽ‫ܔ׿‬ຕጴᅼ
converter
that samples and processes
ೕຕ਍৊ႜ֑ᄣࢅ‫ت‬૙ă
digital audio data with extremely low
o ௅߲ഗॲࡤᆶଇ߲ miniDSP ᆅ
latency.
൤ǖ௅߲ཚୟǄ
ADC
DAC ǅ๑
r Two
miniDSP engines
perĂ
device:
ᆩᅃ߲
ǈ‫ڍ‬ጨᇸ੗ᅜ
miniDSP
One for each path (ADC, DAC), but
ፇࢇă can be combined.
resources
Instruction
Counter
Instruction
Memory
of miniDSP
ෙ‫ پ‬generations
or Three
miniDSPഗॲሞ‫ت‬૙ᇑ٪‫ئ‬
devices
vary
in
terms
of process and
ీ૰ฉᆶ໯փཞǈ੗ํ၄ߛपᅼ
memory
capability,
resulting
in
ೕᇑࣆᅼ߀฀ă
advanced audio and voice
o ཚࡗ I2C ई SPI ੦዆ཚ႑ǈժཚ
improvements.
ࡗ I 2S ‫د‬ໃຕጴᅼೕ႑ࡽă໯ኧ
r Controls communication via I2C or
‫߭ڦ׼‬๕Ԉઔ PCMĂDSPĂL&R
SPI and sends digital audio over I2S.
ࢅ TDMăᆶၵഗॲీኧ‫׼‬ᅃ߲ᅜ
Supported formats include PCM,
ฉ‫ڦ‬ᅼೕຕጴথ੨ă
DSP, L&R and TDM. Some devices
support
more than one audio digital
ፇॲ
miniDSP
interface.
s M AC ǖ ޶ ሴ ኴ ႜ ຕ ጴ ႑ ࡽ ‫ ت‬૙
miniDSP
ऺ໙ăComponents
r MAC: Performs digital signal process-
s ဣຕ٪‫ئ‬ഗǖԈࡤᆩᇀ
DSP ‫ײ‬Ⴞ‫ڦ‬
ing calculations.
֖ຕǄ૩සǖ୳հഗဣຕǅă
Instruction Decoder
r Coefficient memory: Contains param-
s ຕ਍٪‫ئ‬ഗǖ޶ሴ٪‫ئ‬ዐक़ᅼೕ֑
eters for DSP programs (e.g., filter
ᄣຕ਍ă
coefficients).
Coefﬁcient
Memory
Data
Memory
Data memory: Stores intermediate
sr ኸସ٪‫ئ‬ഗǖᆩᇀ٪‫ئ‬
miniDSP ‫ײ‬
audio sample data.
Ⴞă
r Instruction memory: Stores miniDSP
program.
ଷྔ࣏ᆶᅃ߲ᆅ‫ڞ‬
r Control units: Instruction
counter and
ROMǈ޶ሴ༵ࠃǖ
decoder.
r
s ມܾ঩ FIR ୳հഗă
s ੦዆‫ڇ‬ᇮǖኸସऺຕഗࢅ঴ஓഗă
Data In
Multiply
Data Out
and
Accumulate
‫ܠ‬ೕ
Ă‫گ‬
ᅼĂ
ߛ ᅼprovides:
Ă။հ
is ܎
alsoEaQ
boot
ROM,
which
sThere
୳հă FIR filters.
r Bi-quad
EQ, bass, treble, notch
ዘ‫ݣ‬ୟ০ฉ‫ۯڦ‬ༀ‫ྷݔ‬უ໫
sr Multiband
/કቛă
filtering.
s ຕጴᅼଉ੦዆ᇑ‫ڇ‬ำ‫ंڢ‬ᅼ (mono
r Dynamic range compression/expansion
ă
mixing)
on
playback path.
‫ނ‬ᅼ݀ิഗ‫ڪ‬ă
sr Digital
volume control and mono mixing.
r Beep generator, etc.
ᆩᇀ߀฀ำᅼၳࡕ‫ ڦ‬miniDSP
The miniDSP for Sound Enhancement
৆ٙ႙ࢅՍၻ๕ยԢዐ໯๑ᆩ‫ྲڦ‬႙
Microspeakers used in compact and
ᄙำഗሞยऺ้Ⴔᄲᆌ‫ܔ‬ዘ‫ڦٷ‬փ૧
portable devices require significant
ཉॲǈසྔ੕փ૙ၙĂཚ‫ޅ‬വॅᅜत
design compromises, such as non-ideal
ఈೌሏ‫ྷݔۯ‬๴၌‫ڪ‬ǈኄࣷሰ‫ׯ‬ำᅼ
enclosures, poor ventilation and limited
೗ዊᇑၚ‫ٳ܈‬փ‫ڟ‬ፌᆫ຤ೝă
miniDSP
range of diaphragm motion, leading
to
ీ
ࠕᅈ੍ၭ
႙ ᄙquality
ำഗׂ
ิloudness.
਎‫ڦٷ‬ำ
suboptimal
sound
and
ၚǈԈઔำ‫ׇ‬કቛࢅ႐૙ำბ‫گ‬ᅼሺ
The miniDSP can provide big sound from
ഽ
ǈᅜ
ሞ ࿄ ֑ including
ᆩ‫ٷ‬႙‫ג‬
ዘ ‫گ‬field
ᅼᄙำ
small
speakers,
sound
expansion and psychoacoustic bass
ഗ‫ڦ‬൧઄ူᆐሰ޷ᆶኒ࡫૰‫گڦ‬ᅼၳ
enhancement
powerful bass without
ࡕă
੗ኧ‫׼‬ǖ
miniDSP for
a big subwoofer.r The miniDSP can
s ೗ಈ‫ڼ‬ෙ‫ݛ‬໙݆ăSRS WOW-HD ๟
support:
໯ᆶ‫ټ‬૬༹ำ DAC ‫ ڦ‬miniDSP ഗ
r Branded third-party algorithms. SRS
ॲ‫ڦ‬ᅃዖՔጚ༬Ⴀă
WOW-HD is a standard feature for all
miniDSP devices with stereo DAC.
‫ۆ‬႙
ᆅ൤ॐࠓ‫཮઀ݛڦ‬ă
Block diagram
of a typical
miniDSP engine architecture.
miniDSP
(FOFSBUJPO
(FOFSBUJPO
Integration
t.VMUJCBOE(SBQIJD&2
t.VMUJCBOE%3$
t4QFBLFS&2
t4QFBLFS1SPUFDUJPO
t-PVEOFTT
t%"VEJP
t/PJTF$BODFMMBUJPO.JD
tL)[.JD"&$
tL)["&$4UBOEBMPOF
t/PJTF$BODFMMBUJPO.JD
t"NCJFOU/PJTF$BODFMMBUJPO
t&OIBODFE4QFBLFS1SPUFDUJPO
t&OWJSPONFOU/PJTF$PNQFOTBUJPO
t%oMCZ.PCJMF
"*$
"*$
4UFSFPDPEFD)1-%0
TUFSFPEJHJUBMNJDT
4UFSFPDPEFD%JSFDU1BUI
)1TUFSFPEJHJUBMNJDT
"*$
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%JSFDU1BUI)1SFDFJWFS
"*$
54$
.POP"%$TUFSFP%"$
EJHJUBMNJD)1
.POP"%$TUFSFP%"$
EJHJUBMNJD)1
(FOFSBUJPO
tBOEL)[
.JD/$"&$
"*$
4UFSFPDPEFD%JSFDU1BUI
)13FDFJWFSTUFSFP
EJHJUBMNJDT
"*$
4UFSFP%"$)1-%0
TUFSFPEJHJUBMNJDT
-FHFOE
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.POPDPEFD
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8JOUPû
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.POP%"$)1
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BOBMPHJOQVUT
8$41
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BOBMPHJOQVUT
EJHJUBMNJD2'/
Time
Audio Guide
ᅼೕኸళ
16
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
Audio Converters
ᅼೕገ࣑ഗ
ኍ‫ܔ‬ਏᆶ
miniDSP ‫ڦ‬Սၻ๕ᅼೕገ࣑ഗ‫ڦ‬ยऺ੊୯ᅺ໎ǄჄǅ
Design Considerations
for Portable Audio Converters with miniDSP (Cont.)
ᆯᇀጨᇸ‫ڦ‬၌዆ǈփኧ‫׼‬ዮ
Io
nstruction counter
a n dස dAeAC
c oࢅ
deM
r .P 3 ‫ ް ڪ‬ሗ ‫ ڦ‬უ
໫໙݆ă
h e r e DRC
i s ࢅᄙำഗԍࢺ໙݆Ǆᆩ
also a boot
sT‫ܠ‬ೕ܎
R
O
M
,
w
h
i
c
h provides:
ᇀ༵ืၚ‫ࢅ܈‬ᅼዊǈܸփࣷ໦࣋ᄙำ
B
i
q
u
a
d
F
IR filters
ഗǅă
Multiband EQ, bass,
ᆩᇀ߀฀ࣆᅼ‫ڦ‬
t r e b l e , nminiDSP
otch
filtering
miniDSP ੗ሞ߳ዖਏᆶူଚᄲ൱‫ڦ‬ዕ
Dynamic range
‫܋‬ยԢዐํ၄၂ዸ‫ࣆڦ‬ᅼዊଉ߀฀ǖ
compression/
se ߛ‫ٳ‬
16s kHz
/ ມ‫د‬
xpan
i o n֑ᄣ໏୲ူ‫ڇڦ‬
on
ำഗሯำᅞ዆໙݆ă
playback path
֑aᄣ
ࢅu/mईe࿂ ‫ ( ׊‬t a i l
i gߛ
it
l ໏v୲
ol
sD ড
c lengths)
o n t r o lཉॲူ‫ڦ‬ำბ࣮ำၩ‫ࢅأ‬
and mono
m ມ‫د‬ำഗሯำၩ‫أ‬ă
ixing
eep generator, etc.
sB ᆩᇀ੻‫੻ټ‬ሯำປ३‫ৣ࣍ڦ‬ሯำၩ
‫أ‬ă
The miniDSP for
߸‫ڦܠ‬໙݆๔ዕሞਸ݀ኮዐă
Sound Enhancement
Micro speakers used
in compact and
௅߲
p o rminiDSP
t a b l e ഗॲ਩੗ཚࡗᅃ߲ԥ‫׬‬
devices
r ePurePathTM
q u i r e sStudio
i g n ‫཮ڦ‬ႚਸ݀࣍ৣ
ificant
ྺ
d e s i g n c o m p r o m i s e sPC
, ǈ
෉ॲ৊ႜՊ‫ײ‬ă޿෉ॲԥጎ෇ዷ
සࢆ๑ᆩ miniDSPǛ
ժᆩᇀದዃՊ঴ஓഗࢅ miniDSP ᅜत
such as non-ideal
‫تॺظ‬૙ୁ‫ײ‬ă૧ᆩߛपᅼೕ‫ت‬૙ୁ
enclosures, poor
‫ڦײ‬ᅃዖ०‫ڦڇ‬Đཱྀ
v e n t i l a t i o n / ‫ݣ‬đ๕ํ၄ઠ༵
and
ࠃᇨۨᅭ‫ڦ‬ፇॲăཚࡗᅃ߲
I C ई SPI
limited range
থ੨ॽ໯Ⴔ‫ۨڦ‬዆໙݆ጎ෇
miniDSP
of diaphragm
ኸସ٪‫ئ‬ഗዐă
motion, leading
t o s u੗༵ࠃǖ
boptimal
PurePath
sound quality and
s ᅃዖփႴᄲ DSP Պ‫ײ‬ঢ়ᄓ‫ৣ࣍ڦ‬ă
loudness. The
smᅟᆩ႙
GUI
iniDS
P ੦዆෉ॲǄᆩᇀ੦዆ఇ
can provide
ె༬Ⴀǅă
big sound from
mall speakers,
ss‫޷ݿ‬ഋඇ‫ڦ‬ᅼೕ‫ت‬૙ፇॲੰă
including sound
ྺ๊஺֑ᆩਏᆶഴ෇๕
‫ ڦ‬TI
f i e l d e x p a n s iminiDSP
on
ᅼೕഗॲǛ
and psychoacoustic
a s s/ ؅٫
e nǉ
h aሞగၵᆌᆩዐ੗૧ᆩ
ncement
sb‫ׯ‬Ԩ
f‫ڇ‬੓ႊೌ༺‫پ‬ᅃ߲Պ঴ஓഗࢅጆᆩ
or powerful bass
w‫ڦ‬႑ࡽ‫ت‬૙ഗǖ
ithout a big
s u bႴwᄲ
oሯ
o fำeၩ
r.
T hईe࣮ ำ ၩ ‫ڦ أ‬
‫ࢅأ‬
o
/
m i nဣཥă
iDSP can support:
Branded third-party
aol gႴᄲᅼೕ‫ت‬૙‫ڦ‬ဣཥǄᄙำഗए
orithms. SRS WOWH D ፗĂཀྵ‫ٻ‬๕ܺऐ‫ڪ‬ǅă
is a standard
foe aਏᆶ
t u rSRS
e WOW
f o r HD
a lĂ
l3D ᅼၳĂ
m i n‫܅‬Բᅎ‫ۯ‬ยԢᅼၳሺഽ
i D S P d e v i c e s w(Dolby
ith
ࠀీ‫ڦ‬ဣཥă
Mobile)
ste
reo DAC.
s Dׂ೗ฉ๨৊‫੺ेײ‬ǖ
ue to resource
loi m
itations,
‫ܠ‬ጺ၍ॐࠓ࿮Ⴔ঺ዺᆌᆩ‫ت‬૙ഗ
com
plex compression
৊ႜंᅼईᅼೕୟᆯन੗ํ၄ް
alg
orithms such as
ሗ‫ڦ‬ᅼೕᆌᆩă
AAC
and MP3 are not
o ᆘॲ/ᅼೕ߾‫ײ‬฾փႴᄲਸ݀ఫၵ
supported.
ᆶ੗ీՂႷঢ়૦‫ٷ‬ଉ࣮ࡃ֪๬‫ڦ‬
Multiband DRC and
ްሗ‫پ‬ஓ‫ײ‬ႾՍీྜ‫ׯ‬ဣཥ‫ۙڦ‬
speaker-protection
ኝă
algorithms to
ᅼೕۙၿփࣷᆖၚዐᄕဣཥ‫ت‬૙
boo o
st loudness
ഗăs o u n d q u a l i t y
and
i t h o u t d a m a g i n CPU
g t‫تڦ‬
he
s w੗༵ืሏႜ໏‫܈‬ǈ३ൟዷ
s૙޶ࢁă
peaker.
o ཚࡗሎႹሞᆌᆩ‫ت‬૙ഗኮྔྜ‫ׯ‬
The
m i n i D S ंᅼํ၄କবీă
P for
ᅼೕ‫ܠ‬ୟްᆩ
/
Voice Enhancement
s Tबࢭுᆶᅼೕঢ়ᄓ‫ڦ‬ਜ਼ࢽᄺీࠕ૧
he miniDSP can
pᆩ
r TI
o v‫ڦ‬ᅼೕरຍጆ‫׊‬Ǆ෉ॲĂᆘॲ
ide significant
ࢅำბഗॲǅઠ߀฀ᅼዊă
voice improvements
in various types
of end equipment
requiring:
Single/dual-
TM
PurePath
PurePath™Studio
Studio཮ႚਸ݀࣍ৣ
Graphical Development Environment
Audio Guide
ᅼೕኸళ
17
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ᅼೕገ࣑ഗ
Audio Converters
ኍ‫ܔ‬Սၻ๕ᅼೕገ࣑ഗ‫ڦ‬ยऺ੊୯ᅺ໎
Design Considerations for Portable Audio Converters
ই‫دگ‬ำഗ๼෇‫ڦ‬ሯำ
Reducing Noise on Microphone Inputs
signals are susceptible (10
‫د‬ำഗ႑ࡽ‫ރڦ‬዁‫گ࢔ྷݔރ‬
sr Microphone
to
noise
injection because of the low
ǈᅺُ‫ܔ‬ሯำጀ෇೤ྺ௺ߌă
mV)
peak-to-peak range of 10 mV.
ᆌ޿ӝՊ঴ஓഗई ADC Ҿ‫ݣ‬ሞ੍ৎ
sr Placing
the codec or ADC close to
‫د‬ำഗ‫ڦ‬࿋ዃǈ‫ڍ‬ኄ‫׉׉‬ᇑᆩࢽೋ
the microphone often conflicts with
ࡻĂ߾ᄽยऺई঳ࠓยऺᄲ൱၎‫ڸ‬
user preference, industrial design or
‫ة‬ă
mechanical design requirements.
ლቴీࠕᇑຕጴ‫د‬ำഗದࢇ߾ፕई
sr Look
for devices that can work with
ਏᆶֶ‫ݴ‬๼෇‫ڦ‬ഗॲǈኄଇዖ‫݆ݛ‬
digital
microphones or have differ਩੗၂ዸ߀฀ੇሯำႠీă
ential
inputs, both of which provide
significantly better noise immunity.
‫ت‬
૙ ඪ ခ ‫ڦ‬Allocation
‫ ݴ‬ದ त ෉and
ॲ‫ڦ‬
੗ዘް๑
Processing
Software
Reusability
ᆩႠ
ཞ้‫ت‬૙‫߲ܠ‬ᅼೕ႑ࡽᇸ
Simultaneously Handling Multiple
processors in handheld consumer
๮‫׼‬๕ၩ‫ۉݯ‬ጱׂ೗‫ڦ‬ዷ‫ت‬૙ഗ໯
sr Host
electronics
are being given more tasks,
‫߾ڦڅ׶‬ፕଉනᅮሺेǈᅺܸߴ‫ت‬
pushing
processor
MIPS allocations
૙ഗ MIPS ‫ݴ‬ದतยऺ৊‫܈‬แेକ
and
design
schedules.
უ૰ă
Sources
๮‫׼‬๕ၩ‫ۉݯ‬ጱׂ೗‫ڦ‬ยऺටᇵ࿮
sAudio
r ݆჋ስኻጆጀᇀగᅃዖ֑ᄣ໏୲ई
Designers of handheld consumer electronics don’t have the option of focusኁᅼೕ႑ࡽᇸă‫ీࠀܠ‬๞Ղӵໜጣ
ing on a single sample rate or audio
փཞ‫ڦ‬พೕ႑ࡽत֑ᄣ໏୲ăᆌლ
signal source. With multiple functions
ቴਏᆶᅜူ༬‫ڦۅ‬Պ঴ஓഗǖ
ᅃዖ঴ਦ‫ݛ‬ӄ๟੗ᅜॽ࢔‫ܠ‬ᅼೕࠀ
s audio
functions to a DAC or codec.
ీ঍ᆯຕఇገ࣑ഗ
(DAC)
r Audio functions include
3-DईՊ঴ஓ
effects,
ഗઠኴႜă
equalization, notch filters or noise
‫܀߲ܠ‬૬‫ڦ‬ఇెࢅຕጴথ੨ă
orates.
Look for codecs with:
‫ܔ‬ኄଇૌ႑ࡽ‫܀ڇ‬৊ႜ֑ᄣत‫ت‬
or Multiple
independent analog and
૙‫ీڦ‬૰ă
digital
interfaces.
r One solution is to offload a number of
ُ‫ڦت‬ᅼೕࠀీԈઔ 3D ᅼၳĂ
o cancellation.
r Look
for devices with broad, easy
਩࢚Ă။հ୳հഗईሯำၩ‫أ‬ă
come different radios and sampling
r The ability to independently sample
and process these two signals.
reusability and the ability
ლ൱ਏᆶ੻‫ݘ‬Ă०ᅟ‫ॲ෉ڦ‬੗ዘ
o software
to
allocate
the processing to either
ް๑ᆩႠժీࠕॽ‫ت‬૙ඪခ‫ݴ‬ದ
input or output functions.
዁๼෇ई
o ๼‫ۉీࠀ؜‬ୟ‫ڦ‬ഗॲă
Սၻ๕ᅼೕఇຕገ࣑ഗ (ADC) ࢅຕఇገ࣑ഗ (DAC)
Portable Audio ADCs and DACs
Product
ׂ೗ᄲ‫ۅ‬
Highlights
PCM177x
98
Stereo DAC
TLV320DAC32
Signal-to-Noise Ratio (SNR) (dB) (Typ)
Stereo DAC
TAS2505
Stereo DAC
95
TLV320DAC3120
TAS2521
Mono DAC
Stereo DAC
TLV320DAC3100
TLV320DAC3101
Stereo DAC
TLV320ADC3001
TLV320ADC3101
92
Legend
Stereo ADC
90
DAC
ADC
PCM1870A
Integrated
Class-D Ampliﬁer
Embedded
miniDSP
Stereo ADC
85
LM49321
Stereo DAC
• TAS2505
tTAS2505
o Mono DAC with multiband
ਏᆶ‫ܠ‬ೕ܎ DRC ࠀీ‫ڇڦ‬ำ‫ ڢ‬DAC
○ DRC
o○ 1.6-W
1.6 W ‫ڇ‬ำ‫ڢ‬
I2SI2/ S/PDM
PDM ๼෇input
D ૌ‫ݣ‬
mono
‫ٷ‬ഗ
Class-D amplifier
o PLL
○ PLL
o Analog input/output
ఇె๼෇/๼‫؜‬
o○ 2 x 2.5-mm
WCSP package
○ 2 x 2.5 mm WCSP ‫ހ‬ጎ
tTAS2521
o 1.6-W mono I2S/PDM input
• TAS2521
Class-D amplifier
○ .6W‫ڇ‬ำ‫ڢ‬I2S/PDM๼෇Dૌ‫ٷݣ‬ഗ
o 1
Fully programmable
ඇ௬੗Պ‫ ڦײ‬miniDSP
○ miniDSP
o Analog input with mixing
○ ਏᆶंᅼࢅᅼଉ੦዆ࠀీ‫ڦ‬ఇె๼෇
and volume control
○ ਏᆶᆩࢽ੗Պ‫ڦײ‬ມܾ঩ (biquads)Ă
o Built-in digital audio
FIR ୳հഗࢅ with
DRC ࠀీ‫ాڦ‬ዃຕጴ
processing
userᅼೕ‫ت‬૙‫ۉ‬ୟ
programmable biquads, FIR
੗Պ‫ ײ‬PLL
○filters
and DRC
o Programmable PLL
○ 2.4 x 2.5 mmWCSP ‫ހ‬ጎ
o 2.4 x 2.5-mm WCSP
package
Integration
සႴՍၻ๕ᅼೕገ࣑ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
ᄻࢅ‫ڼ‬3839
ᄻă
38 pages
For a complete list of Portable Audio Converters, see
and
39.
For the latest information on audio end-equipment system block diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
Audio Guide
ᅼೕኸళ
18
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ᅼೕገ࣑ഗ
Audio Converters
ኍ‫ܔ‬ਏᆶण‫ׯ‬႙‫ة‬ఄೡ੦዆ഗ‫ڦ‬Սၻ๕ᅼೕገ࣑ഗ‫ڦ‬ยऺ੊୯ᅺ໎
Design Considerations for Portable Audio Converters with Integrated
Touch Screen Controller
֑ᆩ‫ة‬ఄೡ੦዆ഗઠ३ณዷऐ߾ፕଉ
Other Methods for Using TSCs to
‫ڦ‬ഄ໱‫݆ݛ‬
Offload Host Processing
֑ᆩ‫ة‬ఄೡ੦዆ഗ
ઠ३ณዷऐ
Using
Touch Screen (TSC)
Controllers
‫تڦ‬૙߾ፕଉ
(TSCs) to Offload Host Processing
r
detect contact and then
‫ة‬ఄೡ੦዆ഗ޶ሴॠ֪‫ة‬ಸ൧઄ǈ
s TSCs
require
the host to handle as many
as 50
ժໜࢫᄲ൱ዷऐ‫ت‬૙‫ٳܠ‬
40 ዁
40
to
50
register
read/write
cycles.
߲स٪ഗ‫܁‬/ႀዜ೺ă
r These requirements create additional
s ኄၵᄲ൱ׂิକ‫ڦྔܮ‬ዐ܏त‫ت‬૙
interrupts and processing cycles,
ዜ೺ǈᅺܸই‫گ‬କ‫ت‬૙ၳ୲ă
which reduces processing efficiency.
ྺକ३ณዷऐ໯‫׶‬๴‫ُڦ‬ૌ޶ሜǈ
s To
r
reduce this load on the host, look
੗ლቴĐ዇ీ႙đ
ĊĊኄዖ‫ة‬
for “smart” TSCs with TSC
the ability
to
ఄೡ੦዆ഗీࠕิ‫ׯ‬ፖՔǈܸኻႴ
generate coordinates with minimal
ᇑዷऐ৊ႜटณ‫ۯࢻڦ‬ă
interaction
from the host.
processors in handheld
๮‫׼‬๕ၩ‫ۉݯ‬ጱׂ೗‫ڦ‬ዷ‫ت‬૙ഗ໯
sr Host
r consumer
electronics are being given
‫߾ڦڅ׶‬ፕଉනᅮሺेǈᅺܸߴ‫ت‬
more
tasks,
processor MIPS
૙ഗ MIPSpushing
‫ݴ‬ದतยऺ৊‫܈‬แेକ
allocations
and
design
schedules.
უ૰ă
r One solution is to offload a number of
ᅃዖ঴ਦ‫ݛ‬ӄ๟੗ᅜॽ࢔‫ܠ‬ᅼೕࠀ
s audio
functions to the DAC or codec
ీ঍ᆯຕఇገ࣑ഗ
ई TSC ‫ڦ‬
functions of a TSC. (DAC)
Պ঴ஓഗઠኴႜă
r Audio functions include 3-D effects,
ُ‫ڦت‬ᅼೕࠀీԈઔ
ᅼၳĂ
o equalization,
notch filters 3D
or noise
਩࢚Ă။հ୳հഗईሯำၩ‫أ‬ă
cancellation
r Look
for devices with integrated
o ლ൱ਏᆶण‫ׯ‬ᅼೕࠀీĂ෉ॲ੗
audio,
software reusability and the
ዘް๑ᆩႠժీࠕॽ‫ت‬૙ඪခ‫ݴ‬
ability
to
processing
toഗ
ದ ዁ ๼allocate
෇ ई ๼the
‫ࠀ؜‬
ీ‫ۉ‬ୟ‫ڦ‬
either
input
or
output
functions
ॲă
ኧ‫׼‬փཞࠓሰ‫ڦ‬ဣཥยऺ
Supporting Varying Mechanical
Designs
๯჋‫ڦ‬঴ਦ‫ݛ‬ӄ๟֑ᆩ‫߲ڇ‬ण‫ڦׯ‬
sSystem
r The
preferred
solution with a singleTSC
TSC + ᅼೕഗॲǈ࣏๟‫ݴ‬૬‫ڦ‬
integrated
TSC
+ audio device or a
तᅼೕՊ঴ஓഗǈኄ੗ీൽਦᇀ๮
discrete
TSC
and
audio codec may
‫׼‬๕ยԢ๟‫ޏ‬एᇀǖ
depend on whether a handheld device
o ‫ڇ‬ӱೝ໼ǈԲස኱ӱ๕๮ऐ
is built on:
(candy bar)Ǘ
r A single-board platform, such as a
o candy
PDA ྔႚ‫ٷ‬ၭǗ
bar
r AాPDA
form
factor
ዃມ
ӱೝ
໼ǈ૩ස‫߃݋‬๮ऐ
o
r An
board
Ǘ platform like a
(ﬂipin-dual
phone)
flip phone
s TI ༵ࠃକᅃဣଚ‫܀ڦ‬૬႙‫ة‬ఄೡ੦
r TI offers a wide selection of stand዆ഗࢅᅼೕՊ঴ஓഗԢ჋ၜǈཞ้
alone TSCs and audio codecs as well
࣏༵ࠃକण‫ׯ‬႙‫ة‬ఄೡ੦዆ഗ + ᅼ
as integrated TSC + audio devices for
ೕഗॲǈᅜ஢ፁ߳ૌဣཥยऺ‫ڦ‬Ⴔ
all types of system designs.
ᄲă
ਏᆶण‫ׯ‬႙‫ة‬ఄೡ੦዆ഗ‫ڦ‬Սၻ๕ᅼೕገ࣑ഗ
Portable Audio Converters with Integrated Touch Screen Controller
98
+*+/"-"+
/"-"++!"
/"-"++!"
5 !!3*)& -*$"
5 1&-"/+0 %. -""*
&*/"-# "
5 I2&*/"-# "
5 !!3*)& -*$"
5 1&-"/+0 %. -""*
&*/"-# "
5 I2&*/"-# "
+*+/"-"+
5 !!3*)& -*$"
5 1&-"/+0 %. -""*
&*/"-# "
5 2'"3,!&*/"-# "
5 I2&*/"-# "
5 )&*&
5 1&-"/+0 %. -""*
&*/"-# "
5 I2&*/"-# "
5 /"-"+(..
.,"'"-),(&4"-.
!
/"-"+
97
5 !./"-"+,(3 '
5 +1,+1"-),(3 '
5 -+$-))("0!&+"##" /.
+*+/"-"+
5 !!3*)& -*$"
5 1&-"/+0 %. -""*&*/"-# "
5 -+$-))("0!&+"##" /.
5 /"-"+ ,("..%"!,%+*"),
5 //"-3 +**" /"!.,"'"-),
95
"$"*!
+0 % -""*
+*/-+(("-.1&/%
DAC
+!"
*/"$-/&+*
සႴਏᆶण‫ׯ‬႙‫ة‬ఄೡ੦዆ഗ‫ڦ‬ᅼೕገ࣑ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ ڼ‬41 ᄻă
For a complete list of Audio Converters with Integrated Touch Screen Controller, see page 41.
For the latest information on audio end-equipment system block
diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
Audio Guide
ᅼೕኸళ
19
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ߛႠీᅼೕገ࣑ഗ
Performance Audio Converters
ኍ‫ߛܔ‬Ⴀీᅼೕገ࣑ഗ‫ڦ‬ยऺ੊୯ᅺ໎
Design Considerations for Performance Audio Converters
‫ۯ‬ༀ‫ྷݔ‬
Dynamic Range
ఇెण‫ܠࢅׯ‬ཚ‫ڢ‬ኧ‫׼‬
Analog Integration and Multichannel
੦዆‫݆ݛ‬
Control Methods
and professional audio
ॆབྷतጆᄽᅼೕገ࣑ഗ‫ڦ‬Ⴀీᅜ‫ۯ‬
sr Home
converter
performance is measured (bit
in
ༀ‫ྷݔ‬ઠ࢚ଉǈܸփ๟࿋ศ‫܈‬
dynamicărange, not bit depth.
depth)
sSupport
TI ߛ‫܈‬ण‫ڦׯ‬ᅃဣଚၩ‫ݯ‬႙ገ࣑ഗ
r TI’s
highly integrated range of
੗ኧ‫ް׼‬ሗ‫ڦ‬႑ࡽ૾ୟยऺă
Converters can be controlled in many
sr ገ࣑ഗ੗ᅜ֑ᆩႹ‫ܠ‬փཞ‫݆ݛڦ‬৊
different ways; many simply by tying
ႜ੦዆Ǘഄዐփณ੗ᅜ०‫ںڇ‬ཚࡗ
pins high and low.
ॽ၎ᆌ‫ڦ‬ᆅগ૶থ዁ߛ‫ۉ‬ೝࢅ‫ۉگ‬
r ೝઠํ၄ă
A small micro, SPI shift register or I2C
r A 24-bit converter describes its output
s format,
24 ࿋‫ڦ‬ገ࣑ഗ๟‫ܔ‬ഄ๼‫߭؜‬๕‫ڦ‬௮
not its quality.
ຎǈܸփ๟ഄ೗ዊă
r Therefore, many of the least
ᅺُǈ24bits
࿋ᅼೕጴዐ‫ڦ‬Ⴙ‫ܠ‬ፌ‫گ‬ᆶ
s significant
in a 24-bit audio word
ၳ࿋ᆶ੗ీ๟ሯำă
may
be noise.
its peak, a standard CD hasCD ਏᆶ
ሞഄፌॅጒༀူǈՔጚ‫ڦ‬
sr At
98.08-dB
dynamic range.
Ǆ16࿋ǅ‫ۯڦ‬ༀ‫ྷݔ‬ă
98.08 dB(16-bit)
r In professional environments, a
s ሞጆᄽᅼೕ࣍ৣዐǈገ࣑ഗ໯ਏᆶ
converter may have a dynamic range
‫ۯڦ‬ༀ‫ྷݔ‬੗ᅜߛ‫ٳ‬132 dBă
of up to 132 dB.
ߛႠీᅼೕገ࣑ഗ
Performance Audio
consumer converters support
ॽዮස‫ܠ‬ୟްᆩഗĂ੗Պ‫ײ‬ሺᅮत
s complex
signal-chain designs.
݀ໃഗ‫ీࠀڪ‬ण‫ׯ‬዁‫߲ڇ‬
S/PDIF
r Integrating functionality such as
‫ހ‬ጎኮዐǈ੗ই‫ׯگ‬Ԩतยऺްሗ
multiplexers, programmable gain
ႠĂժे੺ׂ೗‫ڦ‬ฉ๨৊‫ײ‬ă
and S/PDIF transmitters into a single
expander can allow control from a
s ၭྔႚ‫୲ࠀྲڦ‬ഗॲĂ
SPIǄ‫ز‬ႜྔ
remote source.
ยথ੨ǅᅎ࿋स٪ഗई
I 2C કቛഗ੗
r For products with increased
ሎႹ֑ᆩᇺ‫ײ‬႑ࡽᇸ৊ႜ੦዆ă
integration, control is typically through
package reduces cost, design
complexity and time to market.
either SPI or I2C.
s ‫ܔ‬ᇀਏᆶ߸ߛण‫ׂڦ܈ׯ‬೗ǈ੦዆
r ᅃӯཚࡗ
When choosing
converters
or codecs,
SPI ई
I2C ઠํ၄ă
confirm both the control method and
s ሞ჋ስገ࣑ഗईՊ঴ஓഗ้ǈᆌ‫ړ‬
the existence of additional I/O (GPIO,
ඓණ੦዆‫݆ݛ‬ᅜत๟‫ޏ‬ਏԢࠃዷ‫ت‬
SPI or I2C) for the main processor to ๼
૙ഗ‫ܔ‬ഗॲ༵ࠃኧ‫ྔܮڦ׼‬๼෇
/
support the device.
2
‫܋؜‬੨Ǆ
Ă
ई
ǅă
GPIO SPI I C
Converters
PCM1792/4
PCM1796/8
Legend
A 24-bit resolution
ASampling frequency: 10 to 200 kHz
Stereo
130
PCM422x
Multichannel
A Low power dissipation
ASupports linear PCM output
data
120
PCM4104
SNR (dB)
A Differential voltage output:
Full-scale output of 6.15 VPP
ASupports sampling frequencies
of up to 216 kHz
PCM169x
PCM4204
A Sampling rate: 8 to 192 kHz
A4x/8x oversampling digital ﬁlter
A Dynamic performance: PCM
and DSD output
AAudio serial port
PCM1791/3
PCM1789
PCM4202
A 24-bit resolution
ADifferential voltage output:
3.2 VPP
A Enhanced multilevel deltasigma DAC
AFlexible audio interface and
mode control
A Dynamic performance: PCM
and DSD output
AAudio serial port
PCM3168A
6 x ADC, 8 x DAC
PCM5142
A 112-dB DNR
A Integrated miniDSP
PCM5122
A 112-dB DNR
AI2C/SPI/HW control
PCM5102
A Sampling rate: 8 to 96 kHz
AHigh performance: Differential
and single-ended, fS = 48 kHz
A 112-dB DNR
AClock loss and undervoltage
protection
110
PCM5121
PCM5141
A 106-dB DNR
AI2C/SPI/HW control
A 106-dB DNR
A Integrated miniDSP
PCM175x
A 24-bit resolution
A SW/HW control
PCM16xx
A 24-bit resolution
A8x oversampling interpolation
ﬁlter
PCM5101
A 106-dB DNR
AClock loss and undervoltage
protection
PCM3070
A Embedded miniDSP
AProgrammable PLL
PCM5310
PCM5100
PCM180x
4 x ADC, 4 x DAC
A 100-dB DNR
AClock loss and undervoltage
protection
100
A Six audio interface ports with
MUX and bypass
A I2C interface
Codecs
DACs
A Single-ended voltage input
A64x oversampling decimation
ﬁlter
ADCs
Converter Type
සႴߛႠీᅼೕገ࣑ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
ᄻĂ‫ڼ‬
ᄻࢅ‫ڼ‬
ᄻă
39 see
4039,
4242.
For a complete list of Performance Audio Converters,
pages
40 and
For the latest information on audio end-equipment system block diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
Audio Guide
ᅼೕኸళ
20
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
থ੨त֑ᄣ໏୲ገ࣑ഗ
Interface and Sample-Rate Converters
ኍ‫ܔ‬
Design
Considerations
for S/PDIF Interface and
থ੨त֑ᄣ໏୲ገ࣑ഗ‫ڦ‬ยऺ੊୯ᅺ໎
S/PDIF
Sample-Rate Converters
֑ᄣ໏୲ገ࣑ഗ
(SRC) (SRCs)
Sample Rate Converters
۶‫ߌ௺ۯ‬Ⴀ
Jitter Sensitivity
ဣཥࣄ‫ݴ‬
System Partitioning
SRCs ੗ሞࠦۨ໏୲ຕጴ‫ت‬૙ഗᇑྔ
create sample rate and phasesr SRC
independent
interfaces between fixedև࣍ৣኮक़‫܀ॺظ‬૬ᇀ֑ᄣ໏୲ࢅ
rate
digital
processors
and the outside
၎࿋‫ڦ‬থ੨ă
world.
s SRC ీࠕഐĐ۶‫ۯ‬ၩ‫أ‬ഗđ (jitter
r SRCs can serve as “jitter cleaners,”
cleaner) ‫ڦ‬ፕᆩǈ੗ই‫گ‬๼෇ຕ਍ୁ
lowering the amount of jitter
‫ڦ‬۶‫ۯ‬ଉă
on incoming data streams.
sr SRC
SRCs ሎႹॽ‫܀‬૬ᇀ၎࿋‫ڦ‬၎ຼ֑ᄣ
allow similar phase໏୲ᆅ෇ဣཥǈܸ࿮Ⴔ৊ႜ้क़‫ܔ‬
independent sample rates to be
ጚ
/ጴ้ዓ‫ݴ‬ದă
brought
into systems without the
need for time alignment/word clock
distribution.
Jitter can be a major problem in a
sr ۶‫ۯ‬੗ᅜຫ๟ຕጴᅼೕဣཥዐ‫ڦ‬ᅃ
digital audio system.
߲ዷᄲ࿚༶ă
r Jitter is introduced when digital audio
s ‫ٗړ‬ᅃ߲փཞ‫้ڦ‬ዓ႑ࡽᇸิ‫ׯ‬ई
clocks are generated or regenerated
ምิຕጴᅼೕ้ዓĂᅜत֑ᆩକਏ
from a different clock source and by
ᆶ‫ٷ‬सิፆੇ‫ాڦ‬ևࢻ૶ᇮॲǄ‫ۉ‬
using interconnects that have
ඹĂ‫ڪߌۉ‬ǅ้ǈ৽ࣷᆅഐ۶‫ۯ‬ă
significant parasitic impedance
s ຕጴᅼೕဣཥዐ‫ڦ‬۶‫ۯ‬๑֑ᄣ้ਗ਼
(capacitance, inductance, etc.).
ሞ้ᇘฉമᅎई
instant)
r (sampling
Jitter in digital
audio systems
moves
ࢫ౴ǈᅺܸሞߛೕ܎ዐሺेକ௽၂
the sampling instant back and forth in
‫ڦ‬฿ኈă
time, adding noticeable distortion in
high frequencies.
s ྺକፌ‫ٷ‬၌‫ں܈‬३ၭ‫ܔ‬ᅼೕాඹ‫ڦ‬
r փ૧ᆖၚǈᆌ჋ስਏᆶ‫گ‬۶‫ڦۯ‬
For the smallest adverse impact on S/
the audio
content, choose S/PDIF
থ๭ऐă
PDIF
receivers with low jitter.
System partitioning options include
sr ဣཥࣄ‫ݴ‬჋ၜԈઔ‫ݴ‬૬‫݀ڦ‬ໃഗĂ
discrete
transmitters,
and
থ
๭ഗࢅ
‫ ܀‬૬ ႙ ֑receivers
ᄣ໏୲ገ
࣑ഗ
stand-alone
SRCs,
as
well
as
(SRC) ᅜतᅃ༹ࣅ‫ڦ‬๭݀ഗत֑ᄣ໏
combinations of transceivers
୲ገ࣑ഗă
and SRCs.
s ଳऄ‫ీࠀڦ‬ሎႹዕ‫ׂ܋‬೗֑ᆩူ௬
r Flexible functionality allows end
ඪᅃዖದዃǖ
products to be either:
ዷ้ዓǄ֑ᄣ໏୲ገ࣑ഗٗྔև
or A
clock master (and SRC from the
๼෇዁ഄాև‫ت‬૙้ዓǅ
outside
to its internal process clock)
slave to an external clock
ٗຌᇀᅃ߲ྔև้ዓǄ֑ᄣ໏୲
or A
(and
SRC the output to the new
ገ࣑ഗ๼‫؜‬ႎ‫้ڦ‬ዓ໏୲ǅ
clock rate)
S/PDIF
(SRC)
S/PDIF থ੨ׂ೗त֑ᄣ໏୲ገ࣑ഗ
Interface Products and Sample-Rate
Converters
=
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සႴ
থ੨त֑ᄣ໏୲ገ࣑ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
43 ᄻă
For a S/PDIF
complete
list of S/PDIF Interface and Sample-Rate Converters,
see page 43.
For the latest information on audio end-equipment system block diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
Audio Guide
ᅼೕኸళ
21
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
TM
࿮၍ᅼೕೌฉဣཥ
2.4GHz
PurePath
2.4-GHz PurePath™
Wireless Audio (SoC)
SoCs
࿮၍ᅼೕೌฉဣཥ
‫ڦ‬ยऺ੊୯ᅺ໎
ኍ‫ܔ‬
PurePath
(SoC)
Design
Considerations
for PurePath
Wireless
Audio SoCs
߁ຎ
Overview
ዷᄲࡀ߭
All devices in the CC85xx family interface
๢ࢇᇀఫၵኼሞ‫ࢇޙ‬ඇ൰Ⴀพೕ
ro Bandwidth-efficient
modulation format
By ࡗ
employing
ཚ
֑ ᆩ ԥproprietary
‫ ྺ ׬‬Đ Ptechnology
u r e P a t h TM
called PurePath™
Wireless,
the CC85xx
ഗॲ
Wirelessđ‫ڦ‬ጆᆶरຍǈCC85xx
RF
IC
device
family
provides
high-quality,
ဣଚᅜߛႠॏԲ‫ڇڦ‬ႊೌ঴ਦ‫ݛ‬ӄ༵ࠃ
short-range, 2.4-GHz wireless digital
କߛ೗ዊ‫ײ܌ڦ‬
2.4 GHz ࿮၍ຕጴᅼ
audio streaming in cost-effective singleೕୁ๕‫د‬๼ăᆯଇ߲ई߸‫ڦܠ‬ഗॲႚ‫ׯ‬
chip solutions. Two or more devices form
ᅃ߲ PurePath ࿮၍ᅼೕྪஏă֑ൽକ
a PurePath Wireless audio network. Great
߭ྔ৉ั‫ٯڦ‬แǈᅜඓԍ޿ྪஏీࠕ
care has been taken to ensure that this
ሞ߳ዖ߳ᄣ‫ৣ࣍ڦ‬ዐ༵ࠃ࿮‫ࢅފ‬੗੍
network provides gap-less and robust
‫ڦ‬ᅼೕୁ๕‫د‬๼ǈժᇑ‫ت‬ᇀᆛफ‫ ڦ‬2.4
audio streaming in varied environments
ೕ܎ዐ‫ڦ‬၄ᆶ࿮၍रຍࢅၿ
GHz
ISM
and that
it can
coexist amicably with
ࠌ٪ă‫ܠٷ‬ຕᆌᆩ਩੗ሞ࿮Ⴔ৊ႜඪࢆ
existing wireless technologies in the
෉ॲਸ݀‫ڦ‬൧઄ူ‫ڥ‬ᅜํ၄ǈኻᄲ൱ॽ
crowded 2.4-GHz ISM band. Most appli૶থ዁ᅃ߲ྔևᅼೕ႑ᇸई႑
CC85xx
cations can
be implemented without any
໔Ǆ૩සǖᅼೕՊ঴ஓഗĂ
software development and onlyS/PDIF
require থ
੨ई
D ૌ‫ٷݣ‬ഗǅĂժ༵ࠃณଉ‫ڦ‬Ӏ
the CC85xx
to be connected to an
౧Ăਸ࠲ई
ᅜํ၄ටऐࢻ‫ۯ‬ăߛ
external audioLED
source
or sink (such as an
पᆌᆩ੗኱থॽዷ‫ت‬૙ഗई
૶থ
DSP
audio codec, S/PDIF interface or
Class-D
዁
ǈᅜํ၄ᅼೕ႑ࡽ‫ୁڦ‬๕‫د‬
amplifier)
and a few push buttons,
CC85xx
๼ժ੦዆‫ٷ‬և‫ڦݴ‬ยԢतᅼೕྪஏ֡
switches or LEDs for human interaction.
Advanced applications can interface a
ፕă
host processor or DSP directly to the
Pu r e Pa t h W i r e l e s s C o n f i g u r a t o r
CC85xx to stream audio and control
Ǆ PurePath ࿮၍ದዃഗǅ๟ᅃዖएᇀ
most aspects of device and audio‫ڦ‬ದዃ߾ਏǈᆩᇀยዃణՔဣཥ‫ڦ‬
PC
network operation.
with
the CC2590 RF rangeాዃ‫ڦ‬࿮၍ᅼೕၹᅱ༵ࠃ
sseamlessly
PurePath
extender
device
to allow for even wider
କጝሁ‫ڦ‬ॕࠦႠᅜतᇑ‫ܠ‬ዖरຍ‫ڦ‬
RFࠌ٪Ⴀǖ
coverage and improved robustness in
difficult
environments.
ጲ๢ᆌཌೕ
࠶૙Քጚ‫ڦ‬ဣཥǖ
ETSI
EN 300
r Excellent
link budget with
program-
೺ྭࠀీत֖ຕăُྔǈ໲࣏੗ิ‫ࠦׯ‬
The PurePath
Wireless
Configurator,
a
ॲ཮ၟ
ǈኄၵࠦॲ
(firmware
images)
PC-based
configuration
tool,
is
used
to
཮ၟໜࢫՂႷฏႀ‫ڟ‬௅߲ CC85xx ‫ڦ‬ഴ
set
up
the
desired
functionality
and
෇๕෻٪ዐăCC85xx ဣଚ‫ڦ‬໯ᆶഗॲ
parameters of the target system.
then ޮ
਩੗࿮‫૶ފ‬থ዁
CC2590 พೕIt(RF)
produces
firmware
images
that
subse߃‫ྷݔ‬કቛഗǈᅜሞჹ੯ܱଝ‫ৣ࣍ڦ‬ዐ
quently must be programmed into the
ํ၄߸े੻࠽‫ڦ‬พೕޮ߃‫ྷݔ‬त߸ߛ‫ڦ‬
embedded flash memory of each CC85xx.
ॕࠦႠă
o
Key Specifications
o മၠৰ‫࣐ٱ‬؋ࢅዘ݀
r The built-in wireless audio protocol
o ‫ٱ‬ဃᆆ֠
(Errorrobustness
concealment)
provides
excellent
and
o ඪ჋‫ߛڦ‬೗ዊᅼೕუ໫
coexistence
through multiple
techniques:
o ཀ၍‫ݴ‬ण
r Adaptive frequency hopping
s ྔևဣཥ
r Forward-error correction buffering
֑ᆩ
o and
I 2S ࢅ I2C থ੨ઠํ၄ᇑ໯჋
retransmission
‫ ڦ‬TIconcealment
ᅼೕՊ঴ஓഗĂDAC/ADC ࢅ
r Error
ຕጴᅼೕ‫ٷݣ‬ഗ‫ڦ‬࿮‫૶ފ‬থࢅ੦
r Optional high-quality audio
዆
compression
r
diversity
ዮසࠀ୲੦዆Ăӿۨ
o Antenna
(binding) Ă
r External
System
ᅼଉ੦዆ࢅᅼೕཚ‫ڢ‬჋ስ‫ ڪ‬HID
r Seamless
connection/๼‫܋؜‬
and control
ࠀీ੗ᆙพ዁๼෇
(I/O)of
select TI audio codecs, DACs/ADCs
o U S B ᅼ ೕ ኧ ‫ ׼‬Ǆ C C 8 5 2 12 Ă
and digital audio amplifiers using I S
CC8531ǅ
and I2C
‫ࢇޙ‬
Քጚ‫ڦ‬
o HID
RoHS like
6mm
x 6mm
r
functions
power
control,
‫ހ‬ጎ
QFN-40volume control and audio
binding,
channel
can be mapped
พೕ
և‫ݴ‬
s
(RF) selection
to
I/Os
o 5 Mbps ‫ڦ‬࿮၍‫د‬๼ຕ਍໏୲
r USB audio support (CC8521,
ਏᆶߛ‫੻ټ‬૧ᆩ୲‫ۙڦ‬዆߭๕
o CC8531)
‫؜‬෥‫૾ڦ‬ୟᇨ໙Ǆਏᆶߛ‫ٳ‬
o RoHS-compliant
r
6 x 6-mm QFN-40+4
‫ڦ‬੗Պ‫ײ‬๼‫ࢅ୲ࠀ؜‬
ǉ 83
dBm
package
‫ڦ‬ଳ௺‫܈‬ǅ
r RF dBm
Section
r
5-Mbps
over-the-air
data rate
ޮ߃‫ྷݔ‬કቛഗ༵
o ੗‫ ܔ‬CC2590
࿮၍ཀྵ‫ٻ‬๕ܺऐईདཤยऺ
design
for
ሞ๑ᆩ 465mAh
‫׾ۉ‬൧઄ူ੗ํ
sr Cost-optimized
high-quality
headphones/
၄ 22 ၭ้‫߾ڦ‬ፕ้क़ǖᇑ‫ړ‬മ
headsets
Քጚཀྵ‫ٻ‬๕ܺऐ၎Բǈ‫׾ۉ‬๑ᆩ
r 100%
longer
battery
๱ంჽ‫׊‬
Ǘ life com100%
s
Applications
s ࿮၍ USB ᅼೕᆌᆩ
r Wireless headphones/headsets
࿮၍‫د‬ำഗ
s Wireless
r
speaker systems
r Wireless signal replacing cable
r Wireless home theater systems
r Wireless USB audio applications
r Wireless microphones
ࠃ࿮‫ފ‬ኧ‫׼‬
3.7-V Li-Ion Battery
(465 mAh)
௬ၠߛ೗ዊཀྵ‫ٻ‬๕ܺऐ
sWireless
Headphone or /དཤ‫ׯڦ‬
Ԩᆫࣅ႙ยऺǗ
Headset
Reference Design
ࢅEN power
Ǆ౹
328 output
300 440
mable
of upclass
to +4 2dBm
ዞǅĂ
Ǆெ
FCC of
CFR47
Part 15
and sensitivity
–83 dBm
ࡔǅत ARIB
ǄනԨǅ
r Seamless
support
for CC2590
range
STD-T66
extender
ຕጴᅼೕኧ‫׼‬
s
r Suited for systems targeting
o CD ᅼዊ‫ڦ‬࿄უ໫ᅼೕǄ44.1 kHz
compliance with worldwide radioई 48 kHz त 16 ࿋ǅ
frequency regulations: ETSI EN
ሞ328
Ă 40.275
o 300
32 and
kHzEN
kHz Ă
300 440 class
2 44.1
֑ᄣ໏୲त
kHz ई FCC
48 kHz
16 ࿋
(Europe),
CFR47
Part 15 (U.S.)
2
ጴ
੻
ཉ
ॲ
ူ
ǈ
ຕ
ጴ
ᅼ
ೕথ
I
S
and ARIB STD-T66 (Japan)
੨
੗
ኧ
‫׼‬
ᅃ
߲
ई
ଇ
߲
ᅼ
ೕ
ཚ
‫ڢ‬
r Digital Audio Support
ǈईኁෙ߲ई຺߲ᅼೕ
r CD-quality
audio
(CC852x)uncompressed
ཚ‫ڢ‬or(CC853x)
(44.1
48 kHz and 16 bits)
r Digital
I2S audio interface
o ᅼೕჽ‫׿‬ၭᇀ
20 ms supports
one or two audio channels (CC852x)
o ຕ਍֨ཚ‫ڢ‬ሎႹຕ਍ᇑᅼೕᅃ‫ڢ‬
or three or four audio channels
ሞྔևዷ੦዆ഗኮक़‫د‬ໃ
(CC853x) at sample rates of 32,
ᆌᆩ40.275, 44.1 or 48 kHz with 16-bit
word widths
s r࿮၍ཀྵ‫ٻ‬๕ܺऐ
/དཤ
Audio latency less than 20 ms
s r࿮၍ᄙำഗဣཥ
Data-side channel allows data to be
࿮၍႑ࡽ‫ۉ‬મ‫ݛپ༺ڦ‬ӄ
s sent alongside the audio between
external host controllers
࿮၍ॆབྷᆖᇾဣཥ
3.7 V
BQ25015 Charger with
Integrated Synchronous
Buck Converter
Charge Indicator LED
2.0 V
TLV320AIC3204
L 2
IN2L/R
(Differential)
2
R
IN3L/R
(Differential)
pared to today’s standard heads ඇև֑ᆩ TI ፇॲă
HPROUT
HPLOUT
RF_N
RF_P
DVDD
SDOUT
SDIN
SCL
SDA
RESET
CC2590 Range
Extender
RF_N
RF_P
GIO7_AD0
GIO8_AD1
GIO14_xPAEN
GIO15_xLNAEN
MCLK
SCLK
LRCLK
sets (22 h on 465-mAh battery)
r Consists of all-TI components
CC8520 (Headphone) or
CC8530 (Headset)
PAEN
EN
GIO4_MCLK
GIO4_BCLK
GIO4_WCLK
GIO1
GIO3
GIO9/I2S_AD2
GIO10_SCL
GIO11_SDA
GIO2_RESET
Status
LED
Control
Buttons
TM
සႴ
࿮၍ᅼೕೌฉဣཥ (SoC)Audio
঴ਦ‫ݛ‬ӄ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
ᄻă
For aPurePath
complete list of PurePath™ Wireless
SoC solutions, see page 43. 43
For the latest information
on PurePath Wireless(SoC)
Audio‫ڦ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
SoCs, visit www.ti.com/purepathwireless
සႴକ঴ᆶ࠲
PurePath ࿮၍ᅼೕೌฉဣཥ
www.ti.com/purepathwireless
Audio Guide
ᅼೕኸళ
22
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
USB
USB ᅼೕ
Audio
ኍ‫ܔ‬ਏᆶ
Design Considerations
for Audio Controllers and Converters
USB থ੨‫ڦ‬ᅼೕ੦዆ഗतገ࣑ഗ‫ڦ‬ยऺ੊୯ᅺ໎
with USB Interface
੗Պ‫ײ‬ഗॲᇑ
USB
Programmable
vs. Պ঴ஓഗ
USB Codecs
designers with
little
USB
‫ܔ‬ᇀ‫׉ݥ‬ඍ݄
ਸ݀ঢ়ᄓ‫ڦ‬ยऺ
sr For
USB
experience,
one
of
the
biggest
ටᇵઠຫǈ໱்໯௬ଣ‫ڦ‬ፌ‫ٷ‬཈቟
challenges
is deciding between a
ኮᅃ๟ᄲሞन֭नᆩ႙ഗॲᇑႴᄲ
plug-and-play
device and one that
Պஓ‫ڦ‬ഗॲኮक़ፔ‫؜‬჋ስă
requires coding.
s TI ‫ڦ‬Պ঴ஓഗ (PCM2xxx) ྜඇ‫ࢇޙ‬
r TI codecs (PCM2xxx) deliver an
USB ૌՔጚǈ੗༵ࠃटྺ०‫ڇ‬ൟ຿
extremely simple plug-and-play expe‫ڦ‬न֭नᆩ༹ᄓă
rience by being completely USB-class
ྺକइ‫ڥ‬ᆯᅃ߲ྔևገ࣑ഗ໯ۨᅭ
s compliant.
‫ڦ‬ፌߛଳऄႠࢅႠీǈ TAS1020B
ࢅ TUSB3200A ༵ࠃକएᇀ 8052
࿋‫ت‬૙ഗాࢃǅ‫ྜڦ‬ඇ੗Պ‫ײ‬
rǄ
For8 the
highest flexibility and
঴ਦ‫ݛ‬ӄă
performance defined by an
external converter, the TAS1020B
and TUSB3200A offer completely
programmable
based on anS/
๼෇
‫܋‬੨‫੊ڦ‬୯ᅺ໎Ǆ
/ ๼‫( ؜‬I/O) solutions
8052,
processor
core.
ĂI28-bit
ǅ
PDIF
SĂHID
s ‫أ‬କఇెᅼೕ๼෇ࢅ๼‫؜‬ኮྔǈႹ
‫ ܠ‬USB ᅼೕׂ೗සৃ࣏༵ࠃକǖ
o S/PDIF ๼෇/๼‫( ؜‬I/O)
ᇱ๔ஞ؋Պஓۙ዆
ຕ਍
o Considerations
(PCM)
I/O
(S/PDIF,
I2S, HID)
2
Ǆ֑ᆩanalog
I S ߭๕ǅ
r Beyond
audio in and out, many
USB
audio
products
nowࠀీ
offer:
o ටऐথ੨ยԢ (HID)
r S/PDIF I/O
ᆌᆩǖ
s HID ࠀీ੗੦዆ PC/Mac
r Raw PCM data (in I2S form)
or ৢᅼĂᅼଉ༵ߛ
/३‫گ‬Ăխ‫ݣ‬Ăཕ
Human interface device
(HID)
ኹĂ‫ټڛ‬Ă੺৊‫ڪ‬
functionality
r HID functionality allows control of
PC/Mac applications:
r Mute, volume up/down, play, stop,
rewind, fast-forward, etc.
ਏᆶ
থ੨‫ڦ‬ᅼೕ੦዆ഗतገ࣑ഗ
Audio
Controllers
and Converters with USB Interface
USB
PCM2912A
Bus-Powered
PCM2900C*
Performance and Integration
Bus-Powered, 100 mA
TAS1020B
PCM2901
Cost-Optimized
Self-Powered
t$omplete USB
)FBEQIPOF4PMVUJPO
tIntegrated Mic and
)FBEQIPOF4JHOBM
$IBJO
PCM2902C*
PCM2704C*
TUSB3200A
General-Purpose
tProgrammable
t4UFSFPBOE.VMUJDIBOOFM
t*OUFSGBDFUP%41T$PEFDT
%"$TBOE"%$T
HP/DIT Out, ROM
PCM2903C*
PCM2705C*
Self/Bus-Powered w/S/PDIF
HP/DIT Out, SPI
PCM2904
PCM2706C*
Bus-Powered, 500 mA
HP/DIT Out, ROM/I2S
Legend
1SPEVDUJPO
PCM2906C*
PCM2707C*
Bus-Powered w/S/PDIF, 500 mA
HP/DIT Out, SPI/I2S
t4JOHMF$IJQ4PMVUJPO
t&BTZ*NQMFNFOUBUJPO
tE#%ZOBNJD3BOHF
t4JOHMF$IJQ4PMVUJPO
t&BTZ*NQMFNFOUBUJPO
tE#%ZOBNJD3BOHF
USB Controller
Bus-Powered w/S/PDIF, 100 mA
USB DAC
Development
*$WFSTJPOTBSF
approved for
8JOEPXT® 7
USB Codec
USB Interface Roadmap
සႴਏᆶ
থ੨‫ڦ‬ᅼೕ੦዆ഗतገ࣑ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
USB list
44 ᄻă
For a complete
of Audio Controllers and Converters with USB Interface,
see page 44.
For the latest information on audio end-equipment system block diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
Audio Guide
ᅼೕኸళ
23
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
‫ت‬૙ഗ
Processors
ኍ‫ܔ‬ஞ੻ۙ዆
(PWM) ‫ت‬૙ഗ‫ڦ‬ยऺ੊୯ᅺ໎
Design Considerations
for PWM Processors
ຕጴ‫ٷݣ‬ഗႊೌፇ
Digital Amplifier Chipset
digital audio
processor
ຕጴᅼೕ
‫ت‬૙ഗ๟ມႊೌຕ
sr The
PWMPWM
is
the first chip in a two-chip digital
ጴ‫ٷݣ‬ഗႊೌፇዐ‫ڦ‬๯੼ႊೌă
‫ت‬૙ഗԈઔᅃ߲ຕጴᅼ
sr ᆶၵ
Some PWM
PWM processors
include a
ೕ‫ت‬૙ഗǈᆩᇀ‫ت‬૙සူ‫تࢫڦ‬૙
digital audio processor to handle
ࠀీǖ
post-processing functions such as:
amplifier chipset.
s ໲੗থ๴ઠጲ DSP Ă ADC ईথ੨
r It accepts PCM data from a DSP, ADC
(S/PDIF) ‫ ڦ‬PCM ຕ਍ǈժॽُຕ਍
or interface (S/PDIF) and converts the
ገ࣑ྺ PWM ߭๕ă
data into PWM format.
ຕ਍ԥ‫د‬ໃ዁޶ሴൻ‫ۯ‬ᄙำ
sr The
PWM
PWM
data is passed to the power
ഗ‫୲ࠀڦ‬पă
stage
that drives the speaker.
r Volume
control
ᅼଉ੦዆
o
r Treble/bass control
o ߛᅼ/‫گ‬ᅼ੦዆
r EQ
਩࢚management
o
(EQ)
r Bass
r
‫گ‬ᅼ࠶૙
Compression/limiting
o
r Loudness
უ໫/၌዆
o
ၚ‫ ܈‬counts vary from stereo
roChannel
versions
to૬
multichannel,
ideal
for‫ڢ‬
the‫ۼ‬
‫ڢ‬ຕٗ
༹ำӲԨ‫ڟ‬
‫ܠ‬ཚ
s ཚ
5.1, 6.1 and 7.1 markets.
ᆶǈ‫׉ݥ‬๢ࢇᇀ
5.1Ă6.1 ࢅ 7.1 ำ
r‫ڢ‬ᅼၚ๨‫ׇ‬ă
Software configurability and
pin-for-pin compatibility allow a single
s ෉ॲ੗ದዃႠࢅᆅগ‫ܔ‬ᆅগ‫ڦ‬ग़ඹ
board to be used for many design
Ⴀ (pin-for-pin compatibility) ሎႹॽ
platforms.
గᅃ੷‫ۉ‬ୟӱᆩᇀ‫߲ܠ‬փཞ‫ڦ‬ยऺ
ೝ໼ă
TM
PurePath
(PWM) ‫ت‬૙ഗ
PurePath™ஞ੻ۙ዆
PWM Processors
TAS5518C
&(&.%
4,3*$)"..&,
3&1&/
TAS5086
*.!/-0"3*#,&
6."-*$".(&
8$)"..&,
8V/,4-&$)"..&,
-"00*.(
8"22-"."(&-&.3
8%%6."-*$
1".(&
TAS5504A
8$)"..&,
8#*3"4%*/01/$&22*.(
8V/,4-&
31&#,&#"22,/4%.&22
85/,4-&$/.31/,
8%%6."-*$1".(&
8$)"..&,
8#*3"4%*/01/$&22*.(
8V/,4-&31&#,&#"22
,/4%.&22
85/,4-&$/.31/,
8%%6."-*$1".(&
TAS5508C
8$)"..&,
8#*3"4%*/01/$&22*.(
8V/,4-&
31&#,&#"22,/4%.&22
85/,4-&$/.31/,
8%%6."-*$1".(&
TAS5028
8$)"..&,
8#*3"4%*/01/$&22*.(
8V/,4-&$)"..&,-"00*.(
85/,4-&$/.31/,
8%%6."-*$1".(&
T
8$)"..&,
8#*323&1&/
8%
%6."-*$1".(&
8
3/+7
)"..&,2
සႴஞ੻ۙ዆
‫ت‬૙ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
34 ᄻă
For a complete (PWM)
list of PWM
Processors, see page 34.
For the latest information on audio end-equipment system block
diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
Audio Guide
ᅼೕኸళ
24
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
‫ت‬૙ഗ
Processors
ኍ‫ۅޝܔ‬႙ຕጴ႑ࡽ‫ت‬૙ഗ
(DSP) तᆌᆩ‫ت‬૙ഗ‫ڦ‬ยऺ੊୯ᅺ໎
Design Considerations for Floating-Point
Digital Signal Processors
and Applications Processors
‫ت‬૙ഗ๟ᄽহፌߛႠ
TMS320C67x™
TMS320C67x™ processors,
the industry’s
ీ‫ۅޝڦ‬႙ຕጴ႑ࡽ‫ت‬૙ഗ
ǈ
(DSP)
highest performance floating-point
digital
ਏ
ᆶ ৛processors
‫ ߛ ܈‬Ă ໏(DSPs),
‫੺܈‬Ă
বู
ࠀ୲ࢅ
signal
offer
precision,
‫ۯ‬ༀ‫ڦ੻ྷݔ‬༬‫ۅ‬ǈႠీ‫ٗྷݔ‬
speed, power savings and dynamic 600
MFLOPS
3648 MFLOPS
range with ‫ڟ‬
performance
rangingăኄၵഗ
from
ॲ‫׉ݥ‬๢ࢇᇀጆᄽᅼೕׂ೗Ăิ࿿ऺ
600 to 3648 MFLOPS. These devices
ଉბ
ĂᅅଐĂ߾ᄽĂຕ
are ideal
for professional
audio products,
(biometrics)
ጴ‫ׯ‬ၟĂᇕᅼ๎՚ࢅ‫ݴ‬ፇࣆᅼ
biometrics, medical, industrial, digital
(voiceimaging,
speech
recognition and voice‫ڪ‬ᆌᆩă
over
packet)
over packet.
૧ᆩTMS320C674x ‫ۅޝࡼࠀگ‬႙‫ت‬૙
With the TMS320C674x low-power
ഗǈยऺටᇵසৃీࠕྺᅼೕᆌᆩํ
floating-point processors, designers now
၄૶ཚႠत߸ࡻ‫ڦ‬ՍၻႠă
have the ability to bring connectivity and
ႎ႙ᆌᆩ‫ت‬૙ഗኝࢇକ
OMAP-L13x
more portability to audio applications.
ARM9 ‫ت‬૙ഗᇑ‫ۅޝ‬႙ DSPǈኼሞ༵
The new OMAP™-L13x applications
ࠃํ၄ᆩࢽথ੨ईྪஏܑቝ‫ీࠀڦ‬ă
processors combine an ARM9 processor
ዷᄲ༬‫ۅ‬
with a floating-point DSP to provide the
to implement
user
interfaces
or
‫پ‬ஓग़ඹ႙
Ǘ
sability
100%
DSP
networking stacks.
s ߛप VLIWǄ‫׊ג‬ኸସጴǅॐࠓǗ
Key Features
s ௅߲ዜ೺੗ኴႜ‫ ٳܠ‬8 ཉ 32 ࿋
r 100% code-compatible DSPs
ኸସǗ
r Advanced VLIW architecture
sr Up
8 ߲‫܀‬૬‫ܠڦ‬ᆩ཰ࠀీ‫ڇ‬ᇮत‫ٳܠ‬
to eight 32-bit instructions
࿋स٪ഗǗ
64 ߲ 32 each
executed
cycle
sr ᄽহፌံ৊‫ڦ‬
DSP
C Պᅳഗतࣹ
Eight independent,
multi-purpose
Պᆫࣅഗፌ‫ٷ‬၌‫ื༵ں܈‬କၳ୲ࢅ
functional units and up to sixty-four
Ⴀీă
32-bit registers
r Industry’s most advanced DSP
OMAP-L13x ᆌᆩ‫ت‬૙ഗ
C compiler and assembly optimizer
s ૧ᆩ
ARM9
+ C674x
DSPǈ
maximize
efficiency
and‫ۅޝ‬႙
performance
ॽ཮ႚᆩࢽহ௬ (GUI) ࢅ/ईྪஏࠀ
OMAP-L13x Applications Processors
ీण‫ڟׯ‬Սၻ๕ยऺኮዐǗ
r Integrate GUIs and/or networking
s ֡ፕဣཥ‫ڦ‬ଳऄႠǈ੗ሞ
Linux
capabilities into portable designs
withĂ
TM
DSP/BIOS
WinCE
ARM9 + C674xํ้ాࢃई
floating-point
DSP ฉ
r ሏႜǗ
Operating system flexibility with Linux,
DSP/BIOS™
real-time kernel,
or WinCE
ྜඇ
s ᆅগᇑ
TMS320C674x
DSP
rग़ඹă
Pin-for-pin compatible with
TMS320C674x DSP
C674x
C674x DSP
DSP
srᄽহፌ‫ۅޝڦࡼࠀگ‬႙
DSPǗ
Industry’s lowest-power floatingpoint DSPs DSP ాࢃ‫ ڦ‬32 ࿋/ 64
s ૧ᆩ‫ۅޝ‬႙
r ࿋ጚඓ‫ํ܈‬၄କߛ৛‫ۯ੻ࢅ܈‬ༀ‫ݔ‬
High precision and wide dynamic
range enabled through the 32-/64-bit
ྷǗ
ኍ‫ܔ‬ᅼೕႠీܸۙኝ‫ٷڦ‬ඹଉ
s C672x
(32
DSP
‫ײ‬
Ⴞ
ߛ
໏
࣐
٪
B)
dMAX DMA
rkSixty-four
32-bit registers
ᆅ൤ă
r Large (32-KB) program cache
dMAX DMA engine tuned for audio
C671x DSP
performance
s L1/L2 ߛ໏࣐٪ॐࠓǗ
C671x DSP
߲ 32
࿋स٪ഗǗ
s r32
L1/L2
cache
architecture
ᆅ൤ă
Thirty-two
32-bit
registers
s rEDMA
DMA
r EDMA DMA engine
ᆌᆩ
Applications
s rጆᄽᅼೕׂ೗ĂंᅼഗĂᅼೕࢇ‫ׯ‬
Professional audio products, mixers,
/‫ٷݣ‬ഗॺఇ
s ᅏഗ
audio
synthesis
Instrument/amplifier modeling
s rᅼೕࣷᅱ
r Audio conferencing
s ᅼೕ࠽խ
r Audio broadcast
႗ ‫ ڦ‬ᅼ audio
ೕᆌᆩ
ǈ ภ त ิin࿿ ऺ ଉ
s rႎ
Emerging
applications
ბĂᅅଐĂ߾ᄽĂຕጴ‫ׯ‬ၟĂᇕᅼ
biometrics, medical, industrial, digi๎՚ࢅ‫ݴ‬ፇࣆᅼĂᅼૂগ໸ӱĂ‫ۉ‬
tal imaging, speech recognition and
ጱ॰ಎ‫ڪ‬
voice-over packet, musical foot ped-
accuracy of the floating-point
als, electronic keyboards
s ᇑ OMAP-L13x ᆌᆩ‫ت‬૙ഗ‫ڦ‬ᆅগ
DSP core
ྜඇग़ඹă
r Pin-for-pin compatible with
OMAP-L13x
C672x
DSP applications processor
s 64 ߲ 32 ࿋स٪ഗǗ
‫ۅޝ‬႙‫ت‬૙ഗ
Floating-Point Processors
S o f t w a re C o m p a t i b l e
OMAP-L138
OMAP-L137
Performance
C6748
C6727
300/250 MHz
C6713
300 MHz
C6713
C6711D
250 MHz
225 MHz
C6711D
Flo
a
g
tin
int
C6711
150 MHz
375/456 MHz
>300 MHz
C6746
C6745
375/456 MHz
>300 MHz
C6722
C6742
250/200 MHz
C6743
C6720
>200/375 MHz
>200 MHz
200 MHz
200 MHz
o
-P
C6726
250 MHz
C6747
C6712D
150 MHz
C6712
100 MHz
Time
සႴ‫ۅޝ‬႙ຕጴ႑ࡽ‫ت‬૙ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
ᄻă45 and 46.
45 ᄻࢅ‫ڼ‬
For a complete list of Floating-Point Digital Signal Processors,
see46
pages
For the latest information on audio end-equipment system block
diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
Audio Guide
ᅼೕኸళ
25
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
‫ت‬૙ഗ
Processors
(DSP) ‫ڦ‬ยऺ੊୯ᅺ໎
ኍ‫ۅۨܔ‬႙ຕጴ႑ࡽ‫ت‬૙ഗ
Design Considerations for Fixed-Point
Digital Signal Processors
TMS320C5000™
DSP ೝ໼༵ࠃକᄽহ
Processors
ࠀࡼፌ‫ ݘ࠽ڦگ‬16 ࿋ DSP ဣଚǈਏᆶ
Design Considerations for Fixedߛ‫ ٳ‬300 MHz (600 MIPS) ‫ڦ‬Ⴀీǈٗ
Point DSPs
ܸჽ‫׊‬କጺ༹‫׾ۉ‬๱ంăሞ 1.05 V ‫ۉ‬უ
The TMS320C5000™
ཉॲူǈෙ߲
C5000™ ‫ڦࢃాڦ‬ፌ‫گ‬
DSP platform
providesǈܸഄ
ጺሏႜࠀࡼ‫گ‬ᇀ
0.15 mW/MHz
a broad portfolio
of
‫ځ‬ऐࠀࡼሶ‫گ‬ᇀ
0.15 mW ăߛ‫ྔڦ‬ย
the
industry’s
lowestण‫܈ׯ‬ᇑ‫ٷ‬ඹଉೌฉ٪‫ئ‬ഗᆶዺᇀই‫گ‬
ኝ༹ဣཥ‫ׯ‬Ԩă‫ׯگג‬Ԩਸ݀ӱĂဣཥ
power 16-bit DSPs with
ਸ݀༫ॲĂ௨‫ݯ‬൐ߛ‫ׯ܈‬ຄྜ฀‫ॲ෉ڦ‬
performance of up to
ੰࢅᅃ߲‫޷ݿ‬ഋඇ‫پڦ‬ஓ‫ݔ‬૩ຕ਍ੰ੗
300 MHz (600 MIPs)
ํ၄ׂ೗‫੺ڦ‬໏௬๨ăೞ঺ኄၵᆫ๞ǈ
extending overall battery
C5000 ᅙ‫ྺׯ‬ዮ‫ࡼࠀگܠ‬त‫ׯ‬Ԩၳᅮ႙
life. The lowest total
ഴ෇๕႑ࡽ‫ت‬૙঴ਦ‫ݛ‬ӄ‫ڦ‬೵Փ჋ስǈ
active core power of thee
ԈઔᅼೕĂࣆᅼĂཚ႑ĂᅅଐĂҾԍᇑ
߾ᄽᆌᆩዐ‫ڦ‬Սၻ๕ยԢă
ዷᄲ༬‫ۅ‬C5000™
ᆌᆩ
s
ࣆᅼ/to
ᅼೕऻ୤ഗ
s USB time
market. With these
s ཀྵ‫ٻ‬๕ܺऐ
advantages, the C5000 has
s
s
s
s
is less than
ሏႜࠀࡼ‫گ‬ᇀ
0.15 mW
0.15 mW/MHz
atǄሞ
1.05 1.05
V, V
‫ۉ‬უཉॲူǅǈ‫ځ‬ऐࠀࡼ‫گ‬ᇀ
and its standby power is 0.15
Ǘ
mW less than 0.15 mW. High
ߛ‫ ٳ‬300
MHz (600
MIPS) ‫ڦ‬ႠీǗ
peripheral
integration
and
ၭྔႚǗ
10mmlarge
x 10mm
on-chip memory
ण‫ׯ‬႙ߛ໏ྔยǖ‫ټ‬
help reduce overall
PHY ‫ ڦ‬USB
Ă
Ă
2 . 0 system
S D / e Mcost.
M C Ultra-lowI 2 S Ă UA RT Ă
Ǘ
SPIĂcost
GPIOdevelopment
boards,
዁ 320
64 KB
KB ‫ೌڦ‬ฉ٪‫ئ‬ഗ჋
system
development
kits,
ၜǈਏᆶߵ਍ᆌᆩႴ൱৊ႜકቛ‫ڦ‬
free and highly mature
ీ૰ă
software libraries with
an extensive database of
code examples enable fast
become a very popular
s ࿮၍‫د‬ำഗ
choice
for a variety of
s ᅅଐᅏഗ
/ंᅼഗ
low-power and costs ᅼೕࣷᅱ
effective embedded signals ႎ႗‫ڦ‬ᅼೕᆌᆩǈภतิ࿿ऺଉბĂ
processing solutions,
ᅅଐĂ߾ᄽࢅᇕᅼ๎՚
including portable
devices in audio, voice,
communications, medical,
security and industrial
applications.
Key Features
TMS320C5000™
DSP
TMS320C5000™ ‫ࡼࠀگג‬
Ultra-Low-Power
DSPs
Performance Line
1FSGPSNBODFBOE' FBUVSFT0QUJNJ[FE
C5501/2
t300 MHz
t.D#41
t)1*
C5503/6/7
t200 MHz
t.D#41
t)1*
t64#
C5510
C5514/15
t200 MHz
t,#
t.D#41
t)1*
t.)[
t64#
t' ' 5
t-$%
t-%0T
t&.*'
C55x
t.)[
t64#
t' ' 5.D41*
t)1*.D#41
t&.*'
%FWJDFBOE4ZTUFN$PTU0QUJNJ[FE
C5000™
Value Line
C5532/3/4/5
C5504/05
t150 MHz
t64#
t-$%
t&.*'
t50/100 MHz
t64#
t' ' 5
t-$%
tNN
t#("
2010
Legend
1SPEVDUJPO
%FWFMPQNFOU
2011
2012
සႴۨ‫ۅ‬႙ຕጴ႑ࡽ‫ت‬૙ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
For a complete list of Fixed-Point Digital Signal Processors,
see page 47.
47 ᄻă
For the latest information on audio end-equipment system block diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚ www.ti.com/audio
Audio Guide
ᅼೕኸళ
26
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
‫ت‬૙ഗ
Processors
TM
ྲ੦዆ഗ‫ڦ‬ยऺ੊୯ᅺ໎
ኍ‫ܔ‬
Design
Considerations
for C2000™ Microcontrollers
C2000
32 ࿋ TMS320C2000™ MCU ဣଚ੗༵
The 32-bit TMS320C2000™ MCU family
ࠃߛ‫ ٳ‬300 MHz ‫ڦ‬Ⴀీǈժਏᆶ‫ۅޝ‬
offers up to 300-MHz performance with
ሏ໙ీ૰ࢅߛ‫܈‬ण‫ڦׯ‬ఇెྔยă
floating-point capabilities and highly
integrated analog peripherals.
ཚࡗᇑण‫ׯ‬႙෻٪ࢅ
RAM ా٪ఇ੷၎
ፇࢇǈC2000 MCU ੗༵ࠃᅃ੼ࠀీഽ
Combined with integrated Flash and
‫ڇڦٷ‬ႊೌ঴ਦ‫ݛ‬ӄǈ๟ዚ‫ܠ‬ᅼೕᆌᆩ
RAM memory blocks, the
C2000 MCU
‫ڦ‬૙ၙ჋ስǈԲසǖ
D ૌ‫ٷݣ‬ഗ੦዆ࢅ
provides
a
powerful
single-chip
solution
‫گ‬ჽ‫׿‬ᅼೕ‫ت‬૙‫ڪ‬ă
ideal for many audio applications such
ࡀ߭
as Class-D amplifier control and
audio
‫ڇ‬ዜ೺ 32
࿋ MACǗ
slow-latency
x 32processing.
ৈᆶ‫ڦ‬ሞۨ‫ۅ‬႙ࢅ‫ۅޝ‬႙ሏ໙ኮक़ਏ
sSpecifications
r Single-cycle
32x32-bit MAC
ᆶྜඇ෉ॲग़ඹႠ‫تڦ‬૙ഗǗ
r Only processors with full software
s ሞ໯ᆶएᇀ C2000 ೝ໼‫ڦ‬੦዆ഗኮ
compatibility between fixed-point and
क़ਏᆶྜඇ‫ॲ෉ڦ‬ग़ඹႠǗ
floating-point
TM
໯ᆶ‫ڦ‬
ྲ੦዆ഗ਩ཚࡗକ
sr Full
C28x
software
compatibility
across all
Քጚණኤǈ๢ࢇᇀഛ‫כ‬
AEC
Q-100
C2000 platform controllers
ᆌᆩă
r All
C28x™ microcontrollers are AEC
Q-100 qualified for automotive
applications
ዷᄲ༬‫ۅ‬
Key Features
ഽ‫ੰॲ෉ڦٷ‬ट‫ںٷ‬໫‫܌‬କਸ้݀क़Ǘ
rs Robust software library drastically
ᅃୁ‫ڦ‬Պᅳഗၳ୲Ǘ
s reduces
development time
‫ׯگ‬Ԩ‫ڦ‬ਸ݀߾ਏǄৈႴ
39 ெᇮन
rs Best-in-class
compiler efficiency
੗ጣ๮৊ႜਸ݀ǅă
r Low-cost development tools starting
at $39
ྔย
2
2
s SCI Ă SPI Ă I C Ă McBSP (I S) ࢅ
Peripherals
CAN
2.0b
McBSP (I2S) and
r SCI,
SPI,
I2C,‫܋‬੨Ǘ
ፌ‫ݴٷ‬Ր୲‫ٳ‬
s CAN
2.0B ports 150ps ‫ݴߛڦ‬Ր୲ஞ
੻ۙ዆ (PWM)PWM
ఇ੷Ǘ
r High-resolution
modules with a
ਏ
ᆶ
‫ܠ‬
‫ٳ‬
߲
ཚ
ߛ ‫ ٳ‬12 . 5
of ‫ڢ‬
150ࢅps
s maximum resolution
16
r On-chip
ADC with up12to࿋ ADCă
֑ᄣ໏୲‫ೌڦ‬ฉ
MSPS 12-bit
16 channels and up to 12.5 MSPS
Piccolo™ F2806x ‫ ۅޝ‬MCU
Piccolo™
F2806x
Floating-Point
MCUs
ǈਏᆶᆩᇀ୳հ‫ڦ‬
s Ⴀీߛ‫ٳ‬
80 MIPS
r Up
to
80
MIPS,
accelerators
for
filterे໏ഗࢅ Viterbi ްሗຕბ‫ڇ‬ᇮǗ
and complex
math,
Viterbi 100 kB ‫ڦ‬
ඹଉߛ‫ٳ‬
‫ڦ‬෻٪Ă
s ing
256 kB
r Up
to
256-kB
flash,
100-kB
RAM
RAMǗ
2
2support for ADC, I S,
rs 6-channel
DMA
ኍ‫ ܔ‬ADCĂI SĂMcBSP ‫ ڦ‬6 ཚ‫ڢ‬
McBSP ኧ‫׼‬ă
DMA
®
®
ਏᆶ ARM Cortex -M3 + C28x ‫ڦ‬
ມࢃ
Concerto™
MCU
Concerto™
Dual-Core
MCUs with
߾ፕೕ୲ߛ‫ٳ‬
‫ ڦ‬ARM
s
C28xMHz
ARM® Cortex®-M3 +125
ǈᆩᇀ༵ࠃዷऐᇑཚ႑
Cortex-M3
r Up
to 125-MHz ARM Cortex-M3 for
ࠀీǗ
host
and communications functions
߾ፕೕ୲ߛ‫ٳ‬
‫ڦ‬C28x
150 for
MHz
rsUp
to 150-MHz C28x
signal
proc-ǈᆩ
ᇀ༵ࠃ႑ࡽ‫ت‬૙ࠀీǈਏᆶ‫ۅޝ‬Ăे
essing, with floating point, accelera໏ഗत
Viterbi ްሗຕბ‫ڇ‬ᇮǗ
tors,
Viterbi
ມཚ‫ڢ‬
ĂI2EMIF
ĂI2Să
S
rsDual
DMA,DMA
EMIF,
Delfino™
MCU
F2833x/C2834x
Delfino™
MCUs
F2833x/C2834x
(withǄਏ
ᆶ‫ۅޝ‬ǅ
floating
point)
Ⴀtoీ300
ߛ MIPS
‫ ٳ‬3and
rsUp
600
0 0 600
M IMFLOPS
P S ࢅ for
real-time
analysis
ǈ੗஢ፁํ้‫ݴ‬ဆ‫ڦ‬ᄲ൱Ǘ
MFLOPS
rsUp
to 512-KB512
Flash
516-KB RAM
ඹଉߛ‫ٳ‬
‫ڦ‬෻٪ࢅ
kBand
516 kB
r 6-channel
DMA support for ADC, I2S,
‫ ڦ‬RAMǗ
ኧ‫ ׼‬ADC Ă I 2 S Ă EMIF ‫ ڦ‬6 ཚ‫ڢ‬
sEMIF
ă Applications
DMA
Target
Audio
rణՔᅼೕᆌᆩ
Class-D amplifier control
rsMusical
effects
D ૌ‫ٷݣ‬ഗ੦዆
r Low-latency
ᅼૂၳࡕ audio processing
s
s ‫گ‬ჽ‫׿‬ᅼೕ‫ت‬૙
TM
TMS320C2000
TMS320C2000™ྲ੦዆ഗ݀ቛୟ၍཮
Microcontrollers Roadmap
F28M35x
Concerto™ MCUs
(144–200+ pins)
Performance and Memory (MIPS)
300
Delﬁno™ MCUs
(176–256 pins)
$9–$16
150
Floating Point
Dual Core
Host+Control
Floating Point
Performance
F2823x
USB Host
F28M35x
EMAC
Next
CAN
C2834x
CAN
60–100 MHz M3
60–150 MHz 28x FPU
Industrial safety
VCU
C2834x
Next
Up to 600 MFLOPS
196–516 KB SRAM
External ADC
Low active power
F2833x
CAN
512 KB–1 MB Flash
Ethernet 1588 MAC
USB OTG, I2C (McBSP)
F2833x
Up to 300 MFLOPS
128–512 KB Flash
52–68 KB SRAM
I2C (McBSP)
F281x
100
F280x
F2806x
Next
Piccolo™ MCUs
(38–100 pins)
$<2–$8
Floating Point
Low Cost
F2806x
80 MHz – FPU, CLA,
Viterbi Complex Math Unit (VCU)
128–256 KB Flash, 32–96 KB RAM
DMA, USB host, I2C (McBSP)
USB Host
CAN
80
F2803x
F2801x
60
40
Production
Sampling
Development
Future
Fixed Point with
Coprocessor
Options
Fixed Point
Low Cost
60 MHz – CLA,
64–128 KB Flash,
20 KB RAM
F2803x
CAN
F2802x
F2802x
Next
40–60 MHz,
32–64 KB Flash,
6–12 KB RAM
Next
Low power
Small package
More integration
100+ Code-Compatible Devices
සႴ
ྲ੦዆ഗ‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
ᄻࢅ‫ڼ‬
49 ᄻă
For a C2000
complete
list of C2000 Microcontrollers, see48
pages
48 and
49.
For the latest information on audio end-equipment system block diagrams, visit www.ti.com/audio
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
Audio Guide
ᅼೕኸళ
27
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ఇెਸ࠲
Analog Switches
ኍ‫ܔ‬ఇె‫ܠ‬ୟްᆩഗतਸ࠲‫ڦ‬ยऺ੊୯ᅺ໎
Design Considerations for Analog Multiplexers and Switches
ᅼೕཀྵ‫ٻ‬๕ܺऐૌ႙ॠ֪ᇑਸ࠲
Audio Headset Type Detection and
s ੦዆႑ࡽ‫ۉ‬ೝǄVIH ࢅ VILǅՂ
/VIL Compatibility
VIH
Ⴗᇑຕጴ႑ࡽᇸ၎ग़ඹǈᅜඓ
r ԍਸ࠲‫ڦ‬ኟඓ֡ፕă
The signal switch is controlled
by the output of a digital
ཚༀ‫ۉ‬ፆ
source in
applications.
(ronmost
) ችዔ
r
The
control
signal
levels, VIH
ࣷᆖၚ႑ࡽ໦฿ࢅଝࣅă
s ron
and VIL, must be compats ‫ݥ‬؊‫ۉ‬ԭ႙ਸ࠲֑ᆩড‫دڦٷ‬
ible with the digital source to
๼ৗ༹࠶ઠํ၄‫ گ‬ronă
ensure proper operation of the
‫ڞ‬ዂႊೌ؅٫Վ‫ٷ‬ժሺेକ
oswitch.
ཚ‫ۉڢ‬ඹ
Ǘ
On-State(CI/O)
Resistance
(ron) Tradeoffs
contributes
to
signal
loss and
Switching
r
r
ᅼೕཀྵ‫ٻ‬๕ܺऐ‫ټ‬ईփ‫دټ‬ำ
s
on
o ၌዆କਸ࠲‫ڦ‬ೕ୲ၚᆌǗ
degradation.
r ഗ֭ኍǈܸ൐‫د‬ำഗ֭ኍࢅথ
Audio headsets come with or without ֑ᆩ؊‫ۉ‬ԭरຍ‫ڦ‬ਸ࠲ీࠕํ၄‫گ‬
s
ron ࢅ
r Non-charge-pump switches achieve
a microphone pin, and the microphone
‫֭ں‬ኍ੗ᅜ֑ᆩփཞ‫ڦ‬঳ࠓă
CI/Oǈ‫ڍ‬Ⴔᄲߛ‫ ڦܠڥ‬I+ă
low ron with large pass transistors.
and ground pins can be in different
s ᅺُǈ‫ۉ‬ୟႴᄲॠ֪ఇె‫د‬ำ
r Leads [r
toonlarger
configurations.
ཚༀ‫ۉ‬ፆೝ།‫܈‬
(ﬂat)]die sizes and
ഗ๟‫ޏ‬থ෇ᅜत‫د‬ำഗ֭ኍࢅ
increased channel capacitance (CI/O)
r Circuitry is therefore required to detect
থ‫֭ں‬ኍ‫ڦ‬঳ࠓǈ඗ࢫ๢‫ ںړ‬s ཚༀ‫ۉ‬ፆೝ།‫܈‬ඓۨକ r on ሞࡀۨཉॲ‫ྷݔ‬
r Limits the frequency response of the
the presence of an analog microphone
ా‫ڦ‬ፌၭኵࢅፌ‫ٷ‬ኵă
ൎ࣑૶থ၍ă
switch
and the configuration of the microphone
้ground
ǈॠ֪
‫ۉ‬ୟ
ԥthen
ण‫ׯ‬
ሞ ᅼ thes ኄၵཉॲ੗ీԈઔ࿒‫܈‬ई‫ۉ‬ᇸ‫ۉ‬უ‫ڦ‬Վࣅă
s ᆶ
r Switches using charge-pump technoland
pins
and
switch
ೕ
Պ ঴connections
ஓഗኮዐǈ
ਸ࠲ኻ޶
ogy can achieve low r and CI/O but
system
appropriately.
޶႑ࡽ๼෇/๼‫( ؜‬I/O) ీ૰ on
ሴ
ኴ
ႜ
ൎ
࣑
ࠀ
ీ
Ǆ
Բ
ස
ሞ
require significantly higher I+.
r Sometimes the detection circuitry is
TS3A26746E
integrated intoዐ৽๟ኄᄣǅă
the audio codec, and s ᇑĐ࿮‫ۉ‬ඹഗđ႙ཀྵ‫ٻ‬๕ܺऐ‫ٷݣ‬ഗǄ૩
On-State Resistance Flatness [ron(flat)]
සǖᆯ TI ༵ࠃ‫ ڦ‬TPA6130A2ǅ၎૶‫ڦ‬ਸ࠲
the‫ڦ‬
switch
performs
only૩theසswitching
ߛप
ਸ࠲Ǆ
ǖ
s ᆶ
r On-state resistance flatness specifies
ՂႴీࠕኧ‫׼‬Ӧ‫گޗ‬ᇀ‫ۉں‬࿋‫ڦ‬ᅼೕ႑ࡽă
function, as in
the TS3A26746E.
ǅሶॽॠ֪ࢅൎ࣑
TS3A225E
the minimum and maximum value of ron
r ࠀీ‫ۉ‬ୟ਩ण‫ׯ‬ሞ‫ڇ‬੓
There are advanced switches,
s ‫ړ‬ᇑ֑ᆩକ߰኱ୁ‫ۉ‬ඹഗ‫ڦ‬ᅼೕ‫ٷݣ‬ഗᅃഐ
ኮ as
IC such
over the specified range of conditions.
the TS3A225E, that integrate both the ๑ᆩ้ǈ‫ݣ‬ዃሞᅼೕ֭੥ᇑ߰૗‫ۉ‬ඹഗኮ
ዐă
r Conditions may include changes in
detection and switching functions in a क़‫ڦ‬ਸ࠲ՂႴኧ‫׼‬Ӧ‫گޗ‬ᇀ‫ۉں‬࿋‫ڦ‬ᅼೕ႑
temperature or supply voltage.
IC.
तፌ‫ٷ‬ఇె႑ࡽ‫܈ޗ‬
V+single
ࡽă
Negative Signal I/O Capability
and the Max Analog Signal V+
sV+‫ܔ‬ᇀ‫ݥ‬؊‫ۉ‬ԭ႙ఇెਸ࠲ǈ
r Switches that interface with
ਦۨକ੗ᅜཚࡗǄܸփࣷԥၥ
Amplitude
“cap-free” headphone amps such
r հǅ‫ڦ‬ఇె႑ࡽ‫܈ޗ‬ă
V+ determines the analog signal amplias the TPA6130A2 from TI need to
tude that can be passed without clipbe able to support audio signals that
s ‫د‬๼ৗ༹࠶‫ڦ‬ቆटՂႷแेೋ
ping for noncharge-pump switches.
swing below ground.
ዃĊĊ၎‫ܔ‬ᇀᇨ೺๼෇‫ۉ‬უ‫ݔ‬
r ྷ‫ڦ‬ፌၭኵࢅፌ‫ٷ‬ኵă
The gate(s) of the pass transistors must
r When used with audio amps that use
be biased relative to the minimum and
a DC-blocking capacitor, switches that
ၵ ਸ ࠲values
ਏᆶ޶
‫ ت‬૙ ీ input
s ᆶ
maximum
of ႑
theࡽexpected
are placed between the audio jack and
૰ǈሎႹ‫گ‬ᇀ‫ۉں‬࿋‫ڦ‬႑ࡽ࿮
voltage range.
the blocking capacitor need to support
r ฿ኈ‫ں‬ཚࡗਸ࠲ǈܸٗ๑‫ీڥ‬
Some switches feature negative signal
audio signals that swing below ground.
ࠕ
ඹ ᅟ ‫ں‬and
‫ڿد‬
ኟ႑
ࡽ ࢅ below
޶႑
capability
allow
signals
ࡽă
ground to pass through the switch withਏᆶण‫ׯ‬႙؊‫ۉ‬ԭ‫ڦ‬ਸ࠲ీࠕ
s out distortion, making it easy to pass
both positive and negativeV+Ǆ‫پ‬
ॽቆट‫ۉ‬უ༵ื዁ߛᇀ
signals.
Analog Switches Optimized for Audio
ॏ๟
I+ Վ‫ٷ‬ǅǈᅺܸ੗‫ ޗڿد‬ጆྺᅼೕᆌᆩܸᆫࣅ‫ڦ‬ఇెਸ࠲
r ‫ٷ܈‬ᇀ
Switches
integrated
‫ڦ‬႑ࡽă
V+with
charge pumps can elevate the
ग़ඹႠ
VIHgate
/ VIL
voltage
above V+ (at the
expense of larger I+) and thus
s ሞ‫ܠٷ‬ຕᆌᆩዐǈ႑ࡽਸ࠲ᆯ
pass signals of a magnitude
'!..
ຕጴ႑ࡽᇸ‫ڦ‬๼‫؜‬ઠ੦዆ă
'!...
'!..
'!...
greater than V+.
'!...
'!...
/ &-,
/ &-
'!..
ኧ‫ڦ׼‬ᅼೕཀྵ‫ٻ‬๕ܺऐ঳ࠓ
Supported Audio Headset
Configurations
TRSTRS
Tip
L
Ring Sleeve
R
G
R1 = 16 to 1.5 k
R1
R1
TRRS
TRRS ੗჋‫ݛ‬ӄᅃ
Option 1
Tip
L
Rings Sleeve
R
G
M
R1 = 16 to 1.5 k
R2 = 600 to 3 k
R2
R1
R1
TRRS
TRRS ੗჋‫ݛ‬ӄܾ
Option 2
Tip
L
Rings Sleeve
R
M
G
R2
R1 = 16 to 1.5 k
R2 = 600 to 3 k
R1
R1
Applications
/ &-
/ (
/ &-
/ (
/ %*$#
/ "+
,
'!...
'!...
'!..
'!...
/ &-,
/ &-"
/ %*)
-*
/ &-"
/ %*)
-*
0
0
සႴጆྺᅼೕᆌᆩܸᆫࣅ‫ڦ‬ఇె‫ܠ‬ୟްᆩഗतਸ࠲‫ྜڦ‬ኝଚ՗ǈ৤൩֖९‫ڼ‬
ᄻă
For a more detailed list of Analog Multiplexers and Switches optimized for audio51
applications,
see page 51.
සႴᆶ࠲ᅼೕዕ‫܋‬ยԢဣཥ‫ڦ཮઀ݛ‬ፌႎ႑တǈ৤൩‫ݡ‬࿚
www.ti.com/audio
For the latest information on audio end-equipment system block
diagrams, visit www.ti.com/audio
Audio Guide
ᅼೕኸళ
28
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
ᅼೕ‫ٷݣ‬ഗ
Audio Ampliﬁers
Device
Description
Ampliﬁer Ampliﬁer Open/
Ampliﬁer Input
Output Closed
Class
Type
Type
Loop
Speaker
Output
Load
Power Impedance
(W)
(1)
Supply
(V)
Half
Power
Speaker
THD+N at PSRR
1 kHz (%)
(dB)
Package(s)
Price*
6.35
4.45
Speaker Ampliﬁers – Mid/High Power – Analog Input
TAS5630B
TAS5613A
TAS5611A
LM3886
Analog Input 300-W Stereo (300 W Total)
Class-D
Class-D Ampliﬁer with Integrated Feedback
150-W Stereo PurePath™ HD Analog-Input
Class-D
Power Stage
125-W Stereo/250W Mono PurePath HD
Class-D
Analog-Input Power Stage
68-W Mono Class-AB Audio Power Ampliﬁer Class-AB
with Mute
Analog
Up to 4 ch Closed
600
4
10.8 to 13.2
0.03
80
Analog
Up to 2 ch Closed
150
4
10.8 to 13.2
0.03
80
HSSOP-44,
HTQFP-64
HTQFP-64
Analog
Up to 2 ch Closed
125
4
10.8 to 13.2
0.03
80
HTQFP-64
4.30
20 to 70
0.009
85
TO-220
3.00
Analog
Mono
Closed
68
4
TPA3116D2
50-W Stereo with High-Freq Switching
Class-D
Analog
Stereo
Closed
50
4
6 to 26
0.1
80
HTSSOP-32
1.80
TPA3106D1
40-W Mono Class-D Audio Power Ampliﬁer
(TPA3106)
40-W Stereo Class-AB Audio Power
Ampliﬁer with Mute
Class-D
Analog
Mono
Closed
40
4
10 to 26
0.2
70
HLQFP-32
2.25
Class-AB
Analog
Stereo
Closed
40
4
20 to 70
0.009
85
TO-220
2.38
LM4766
TPA3118D2
30-W Stereo with High-Freq Switching
Class-D
Analog
Stereo
Closed
30
4
4.5 to 16
0.1
80
HTSSOP-32
1.65
30-W Mono Class-AB Audio Power Ampliﬁer Class-AB
with Mute
TPA3112D1
25-W Filter-Free Mono Class-D Audio
Class-D
Ampliﬁer with SpeakerGuard™ (TPA3112)
TPA3123D2
25-W Stereo Class-D Audio Power Ampliﬁer
Class-D
with SE Outputs (TPA3123)
LM4782
25-W Three-Channel Class-AB Audio Power Class-AB
Ampliﬁer
TPA3100D2
20-W Stereo Class-D Audio Power Ampliﬁer
Class-D
(TPA3100)
TPA3100D2-Q1 Automotive Catalog 20-W Stereo Class-D
Class-D
Audio Power Ampliﬁer
Analog
Mono
Closed
30
4
20 to 60
0.022
95
TO-220
1.66
Analog
Mono
Closed
25
4
8 to 26
0.07
70
HTSSOP-28
0.85
Analog
Stereo
Closed
25
4
10 to 30
0.08
60
HTSSOP-24
1.75
Analog
Stereo
Closed
25
4
20 to 64
0.009
85
TO-220
1.50
Analog
Stereo
Closed
20
4
10 to 26
0.11
70
3.50
Analog
Stereo
Closed
20
4
10 to 26
0.11
70
HTQFP-48,
VQFN-48
VQFN-48
TPA3131D2
20-W Stereo with High-Freq Switching
Class-D
Analog
Stereo
Closed
20
4
4.5 to 20
0.1
80
HTSSOP-38
1.50
TPA3110D2
15-W Filter-Free Class-D Stereo Ampliﬁer with Class-D
SpeakerGuard (TPA3110)
Analog
Stereo
Closed
15
4
8 to 26
0.07
70
HTSSOP-28
1.45
TPA3117D2
15-W Stereo Differential Ampliﬁer with
SpeakerGuard
Class-D
Analog
Stereo
Closed
15
4
8 to 26
0.1
70
QFN-32
1.85
TPA3121D2
Class-D
Analog
Stereo
Closed
15
4
10 to 26
0.08
60
HTSSOP-24
1.45
TPA3124D2
15-W Stereo Class-D Audio Power Ampliﬁer
with SE Outputs (TPA3121)
15-W Stereo Class-D Audio Power Ampliﬁer
with SE Outputs and Fast Mute Time
(TPA3124)
Class-D
Analog
Stereo
Closed
15
4
10 to 26
0.08
60
HTSSOP-24
1.60
TPA3130D2
15-W Stereo with High-Freq Switching
Class-D
Analog
Stereo
Closed
15
4
4.5 to 16
0.1
80
HTSSOP-32
1.30
TPA3004D2
12-W Stereo Class-D Audio Power Ampliﬁer
with Volume Control (TPA3004)
Class-D
Analog
Stereo
Closed
12
4
8.5 to 18
0.1
80
HTQFP-48
3.60
LM4755
11-W Stereo Class-AB Audio Power
Ampliﬁer with Mute
Class-AB
Analog
Stereo
Closed
11
4
9 to 40
0.009
85
TO-220
1.50
TPA3101D2
10-W Stereo Class-D Audio Power Ampliﬁer
(TPA3101)
Class-D
Analog
Stereo
Closed
10
4
10 to 26
0.09
70
HTQFP-48,
VQFN-48
3.45
TPA3111D1
10-W Mono Class-D Audio Power Ampliﬁer
with SpeakerGuard (TPA3111)
Class-D
Analog
Mono
Closed
10
4
8 to 26
0.07
70
HTSSOP-28
0.90
TPA3002D2
9-W Stereo Class-D Audio Power Ampliﬁer
with Volume Control (TPA3002)
Class-D
Analog
Stereo
Closed
9
8
8.5 to 14
0.06
80
HTQFP-48
3.65
TPA1517
Stereo, Medium Power, Class-AB Audio
Ampliﬁer
Class-AB
Analog
Stereo
Closed
6
4
9.5 to 18
0.15
65
PDIP-20,
SO-20,
PowerPAD™
1.15
TPA3113D2
6-W Stereo Class-D Audio Power Ampliﬁer
with SpeakerGuard (TPA3113)
Class-D
Analog
Stereo
Closed
6
4
8 to 26
0.07
70
HTSSOP-28
0.85
TPA3003D2
3-W Stereo Class-D Audio Power Ampliﬁer
with Volume Control (TPA3003)
Class-D
Analog
Stereo
Closed
3
8
8.5 to 14
0.2
80
TQFP-48
3.00
LM1875
price in U.S. dollars in quantities of 1,000.
ᅜ1,000resale
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
**Suggested
Audio Guide
ᅼೕኸళ
4.45
Newႎׂ೗ᅜ༹ٚࢤ෥Ք௽ăമቒႠׂ೗ᅜ༹ٚઢ෥Ք௽ă
products are listed in bold red. Preview products are listed in bold blue.
29
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
ᅼೕ‫ٷݣ‬ഗǄჄǅ
Audio
Ampliﬁers (Continued)
Device
Ampliﬁer Ampliﬁer Open/
Speaker
Load
Input
Output Closed Output Power Impedance
Type
Type
Loop
(W)
(1)
Description
Supply
(V)
THD+N PSRR
(%)
(dB)
Shutdown
Current
(μA)
Package(s)
Price*
Spatial Audio
LM48901
Quad Class-D Ampliﬁer IC with Spatial Sound
Processing. Differential Input Stereo ADC. I2S
Compatible Input. Paralleled Output Mode.
Analog
Up to 4 ch Closed
2.8
4
2.7 to 5.5
0.06
71
1
SMD, LLP
2.50
LM48903
Dual Class-D Ampliﬁer IC with Spatial Sound
Processing. Differential Input Stereo ADC. I2S
Compatible Input.
Analog
Up to 2 ch Closed
2.8
4
2.7 to 5.5
0.06
71
—
SMD, LLP
—
Device
Description
Amp
Class
Ampliﬁer Ampliﬁer Open/
Input
Output Closed
Type
Type
Loop
Speaker Headphone
Output
Output
Load
Power
Power
Impedance
(W)
(W)
(1)
Supply
(V)
Half
Power
THD+N at
1 kHz (%)
Headphone
PSRR
(dB)
Speaker
PSRR
(dB)
Package(s)
Price*
Speaker Ampliﬁers – Portable
LM4675
2.65-W, Ultra-Low EMI,
Filterless, Mono, Class-D
Audio Power Ampliﬁer with
Spread Spectrum from the
PowerWise® Family
Class-D
Analog
Mono
Closed
2.65
—
4, 8
1.4 to 3.6
0.03
—
82
LLP-8,
microSMD-9
0.85
LM48410
2.3-W, Low EMI, Filterless,
Class-D
Stereo, Class-D Audio Power
Ampliﬁer with National 3D
Enhancement
Analog
Stereo
Closed
2.3
—
4, 8
2.4 to 5.5
0.025
—
70
LLP-24
1.50
LM48411
2.5-W, Ultra-Low EMI,
Filterless, Stereo, Class-D
Audio Power Ampliﬁer with
E2S
Class-D
Analog
Stereo
Closed
2.5
—
4, 8
2.4 to 5.5
0.03
—
78
microSMD-16
1.00
LM48413
1.2-W, Ultra-Low EMI,
Filterless, Stereo, Class-D
Audio Power Ampliﬁer
with E2S and National 3D
Enhancement
Class-D
Analog
Stereo
Closed
1.2
—
8
2.4 to 5.5
0.03
—
91
microSMD-18
1.10
LM48511
3-W, Ultra-Low EMI,
Filterless, Mono, Class-D
Audio Power Ampliﬁer with
Spread Spectrum
Class-D
Analog
Mono
Closed
3, 5.4
—
4, 8
3 to 5
0.03 ,
0.04/0.05
—
88
LLP-24
1.65
LM48520
Boosted Stereo Class-D
Audio Power Ampliﬁer with
Output Speaker Protection
and Spread Spectrum
Class-D
Analog
Stereo
Closed
1.1 to
1.3
—
8
2.6 to 5
0.04
—
82
microSMD-25
1.35
LM4923
1.1-W Fully Differential
Audio Power Ampliﬁer with
Shutdown Select
Class-AB
Analog
Mono
Closed
1.1
—
8
2.4 to 5.5
0.02
—
85
LLP-8, Mini
SOIC-8
0.35
LM4941
1.25-W Fully Differential
Audio Power Ampliﬁer
with RF Suppression
and Shutdown from the
PowerWise Family
Class-AB
Analog
Mono
Closed
1.25
—
8
2.4 to 5.5
0.04
—
95
LLP-8,
microSMD-9
0.41
LM4952
3.1-W Stereo-SE Audio
Power Ampliﬁer with DC
Volume Control
Class-AB
Analog
Stereo
Closed
3.1
—
4
9.6 to 16
—
—
89
TO-263
1.25
TPA2010D1 2.5-W Mono Class-D Audio
Ampliﬁer with Variable Gain
(TPA2010)
Class-D
Analog
Mono
Closed
2.5
—
4
2.5 to 5.5
0.2
—
75
DSBGA-9
1.20
TPA2011D1 3.2-W Mono Class-D with
Auto-Recovering ShortCircuit Protection
Class-D
Analog
Mono
Closed
3.2
—
4
2.5 to 5.5
0.18
—
86
DSBGA-9
0.65
TPA2015D1 2-W Class-D Audio
Ampliﬁer with Adaptive
Boost and Battery Tracking
SpeakerGuard™ AGC
Class-D
Analog
Mono
Closed
2
—
8
2.3 to 5.2
0.1
—
85
DSBGA-16
1.15
price in U.S. dollars in quantities of 1,000.
ᅜ1,000resale
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
**Suggested
Audio Guide
ᅼೕኸళ
Preview
products are listed in bold blue.
മቒႠׂ೗ᅜ༹ٚઢ෥Ք௽ă
30
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
Audio Ampliﬁers (Continued)
ᅼೕ‫ٷݣ‬ഗǄჄǅ
Device
Description
Amp
Class
Ampliﬁer Ampliﬁer Open/
Input
Output Closed
Type
Type
Loop
Speaker Headphone
Output
Output
Load
Power
Power
Impedance
(W)
(W)
(1)
Supply
(V)
Half
Power
THD+N at
1 kHz (%)
Headphone
PSRR
(dB)
Speaker
PSRR
(dB)
Package(s)
Price*
Speaker Ampliﬁers – Portable (Continued)
TPA2025D1 1.7-W Mono Class-D Audio
Power Ampliﬁer with
Integrated Boost Converter
and AGC
Class-D
Analog
Mono
Closed
1.7
—
8
2.3 to 5.2
0.07
—
90
WCSP
—
TPA2026D2 3.2-W/Ch Stereo
SmartGain™ Class-D Audio
Ampliﬁer with Dynamic
Range
Class-D
Analog
Stereo
Closed
3.2
—
4
2.5 to 5.5
0.1
—
80
DSBGA-16
1.30
TPA2028D1 3.0-W Mono Class-D Audio
Ampliﬁer with Fast Gain
Ramp SmartGain AGC and
DRC
Class-D
Analog
Mono
Closed
3
—
4
2.5 to 5.5
0.1
—
80
DSBGA-9
0.99
TPA2037D1 Fixed-Gain 3.2-W Mono
Class-D
Class-D with Integrated DAC
Noise Filter
Analog
Mono
Closed
3.2
—
4
2.5 to 5.5
0.18
—
86
DSBGA-9
0.65
TPA2038D1 Variable Gain 3.2-W Mono
Class-D
Class-D with Integrated DAC
Noise Filter
Analog
Mono
Closed
3.2
—
8
2.5 to 5.5
0.12
—
86
WCSP-9
—
TPA2039D1 Fixed-Gain 3.2-W Mono
Class-D
Class-D with Integrated DAC
Noise Filter
Analog
Mono
Closed
3.2
—
4
2.5 to 5.5
0.18
—
86
DSBGA-9
0.65
TPA2080D1 1.9-W Mono Class-D
Audio Power Ampliﬁer with
Integrated Boost Converter
Class-D
Analog
Mono
Closed
1.9
—
8
2.3 to 5.3
0.07
—
90
WCSP
—
TPA2100P1 19-VPP Mono Class-D Audio
Ampliﬁer for Piezo/Ceramic
Speakers (TPA2100)
Class-D
Analog
Mono
Closed
—
—
1.5-μF
Piezo
2.5 to 5.5
0.07
—
100
DSBGA-16
1.15
TPA6012A4 3-W Stereo Audio Power
Amp w/Advanced DC
Volume Control
Class-AB
Analog
Stereo
Closed
3
—
3
4.5 to 5.5
0.06
—
70
HTSSOP-24
1.35
TPA6013A4 3-W Stereo Audio Power
Ampliﬁer with Advanced
DC Volume Control and 2.1
Input Stereo Input Mux
Class-AB
Analog
Stereo
Closed
3
—
3
4.5 to 5.5
0.06
—
70
HTSSOP-24
1.45
TPA6017A2 Stereo, Cost-Effective,
Class-AB Audio Ampliﬁer
Class-AB
Analog
Stereo
Closed
2
—
3
4.5 to 5.5
0.1
—
77
HTSSOP-20
0.65
TPA6205A1 Fully Differential, 1.8-V
Compatible Shutdown
Voltage
Class-AB
Analog
Mono
Closed
1.25
—
8
2.5 to 5.5
0.06
—
90
MSOP, QFN,
BGA
0.32
TPA6211A1 3.1-W Mono, Fully
Differential, Class-AB Audio
Ampliﬁer
Class-AB
Analog
Mono
Closed
3.1
—
3
2.5 to 5.5
0.02
—
85
MSOP-8,
PowerPAD™,
SON-8
0.65
ᅜ1,000resale
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
**Suggested
price in U.S. dollars in quantities of 1,000.
Audio Guide
ᅼೕኸళ
മቒႠׂ೗ᅜ༹ٚઢ෥Ք௽ă
Preview
products are listed in bold blue.
31
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
ᅼೕ‫ٷݣ‬ഗǄჄǅ
Audio Ampliﬁers (Continued)
Device
Description
Speaker
Open/ Output
Closed Power
Loop
(W)
Headphone
Output
Power
(W)
Load
Impedance
(1)
Supply
(V)
Half
Power
THD+N 3-D/ Dynamic
at 1 kHz Bass Range
(%)
Boost Control Package(s) Price*
Ampliﬁer
Input
Type
Ampliﬁer
Output
Conﬁg.
Class-D
I2S
Stereo/
2.1/4.0
Closed
20
—
4
10 to 26
<0.1
N/N
No
HTQFP-64
3.00
Class-D
I2S
Stereo/2.1
Closed
20
—
6
8 to 23
<0.1
N/N
2
HTQFP-64
2.70
Class-D
I2S
Stereo/
2.1/4.0
Closed
20
—
4
10 to 26
<0.1
N/N
2
HTQFP-64
3.00
Class-D
I2S
Stereo
Closed
20
—
6
8 to 26
<0.1
N/N
1
HTQFP-48
2.30
Class-D
I2S
Stereo
Closed
20
—
6
10 to 26
<0.1
N/N
1
HTQFP-48
2.85
Class-D
I2S
Stereo
Closed
20
—
6
8 to 26
<0.1
Y/Y
2
HTQFP-48
2.65
Class-D
I2S
Stereo
Closed
20
—
6
10 to 26
<0.1
Y/Y
2
HTQFP-48
2.65
Class-D
I2S
Stereo/2.1
Closed
20
—
4
8 to 26
<0.1
Y/N
2
HTQFP-48
2.75
Class-D
I2S
Stereo
Closed
25
—
4
8 to 26
<0.1
N/Y
2
HTQFP-48
2.85
Class-D
I2S
Stereo
Closed
25
—
4
8 to 26
<0.1
N/Y
2
QFN-32
2.25
Class-D
I2S
Closed
20
—
4
10 to 26
<0.1
Y/Y
1
HTQFP-64
3.15
Class-D
I2S
Stereo/
2.1/4.0
Stereo
Closed
10
0.040/
2 VRMS
4
8 to 26
<0.1
N/N
2
QFN-32
2.25
Class-D
I2S
Stereo
Closed
15
0.040/
2 VRMS
4
8 to 26
<0.1
N/N
2
QFN-32
2.35
Class-D
I2S
Stereo/2.1
Open
15
—
4
8 to 26
<0.1
Y/Y
2
HTQFP-48
2.75
Class-D
I2S
Stereo
Closed
25
—
4
8 to 26
<0.1
N/N
2
QFN-32
2.75
Class-D
I2S
Stereo/2.1
Open
25
—
4
8 to 26
<0.1
Y/Y
2
HTQFP-48
2.75
Class-D
I2S
Stereo/2.1
Open
15
—
4
8 to 26
<0.1
Y/Y
2
HTSSOP-56
2.75
Ampliﬁer
Class
Speaker Ampliﬁers – Mid/High Power – Digital Input
20-W Stereo Closed-Loop I2S Audio
Power Ampliﬁer with Speaker EQ and
DRC (H/W Controlled)
20-W Stereo I2S Audio Power
Ampliﬁer with Speaker EQ and DRC
20-W Closed-Loop I2S Audio Power
Amp w/Speaker EQ, DRC and SE
Output Support
20-W Stereo Digital Audio Power
Ampliﬁer with EQ and DRC
20-W Stereo Closed-Loop I2S Audio
Power Amp w/Speaker EQ and DRC
20-W Stereo I2S Audio Ampliﬁer with
Speaker EQ and 2-Band DRC
20-W Stereo Closed-Loop I2S Audio
Amp w/Speaker EQ and 2-Band DRC
20-W Stereo I2S Audio Ampliﬁer with
Speaker EQ, DRC and 2.1 Support
25-W Stereo I2S Audio Ampliﬁer with
Speaker EQ and 2-Band DRC
25-W Stereo (BTL) I2S Ampliﬁer with
Speaker EQ, 2-Band DRC and DC
Protection
20-W Stereo with Feedback, Speaker
EQ, DRC, 3D and 2.1 Support
10-W Digital Audio Power Ampliﬁer
with Integrated DirectPath™
Headphone Ampliﬁer
15-W Digital Audio Power Ampliﬁer
with Integrated DirectPath
Headphone Ampliﬁer
15-W Stereo I2S Audio Ampliﬁer with
Integrated DirectPath HP Amp and
2.1 Support, EQ and DRC
25-W Stereo Digital-Input Audio
Ampliﬁer with Speaker EQ and
2-Band DRC
25-W Stereo I2S Audio Ampliﬁer with
Speaker EQ, DRC and 2.1 Support
25-W Stereo I2S Audio Ampliﬁer with
Integrated DirectPath HP Amp and
2.1 Support, EQ and DRC
TAS5704
TAS5705
TAS5706B
TAS5707A
TAS5708
TAS5709A
TAS5710
TAS5711
TAS5713
TAS5715
TAS5716
TAS5717
TAS5719
TAS5721
TAS5727
TAS5731
TAS5737
Device
Description
Ampliﬁer Ampliﬁer Open/ Speaker
Load
Ampliﬁer
Input
Output Closed Output Impedance
Class
Type
Type
Loop Power (W)
(1)
Supply
(V)
Half
Power
THD+N at Dynamic
1 kHz (%) Range Package(s) Price*
Speaker Ampliﬁers – Mid/High Power – PWM Input/Power Stage
TAS5631B
PWM Input 300-W Stereo (600 W Total) Class-D
Ampliﬁer with Integrated Feedback
Class-D
PWM
Up to 4 ch Closed
600
4
10.8 to 13.2
0.04
110
HSSOP-44,
HTQFP-64
6.35
TAS5261
315-W Mono Digital Ampliﬁer Power Stage
Class-D
PWM
Mono
Closed
315
3
10.8 to 13.2
<0.05
110
HSSOP-36
5.25
TAS5162
210-W Stereo Digital Ampliﬁer Power Stage
Class-D
PWM
Stereo
Closed
200
3
10.8 to 13.2
<0.05
110
HSSOP-36,
HTSSOP-44
4.95
TAS5624
2 x 200-W/1 x 400-W PurePath™ Digital Input
Class-D Power Stage
Class-D
PWM
Stereo
Closed
200
3
12 to 38
0.05
103
HTSSOP-44
4.80
TAS5614A
150-W Stereo/300-W Mono PurePath HD
Digital-Input Power Stage
Class-D
PWM
Up to 2 ch Closed
150
4
10.8 to 13.2
0.03
103
HTQFP-64
4.45
TAS5614L
2 x 150-W/1 x 300-W PurePath Digital Input Class-D
Power Stage
Class-D
PWM
150
4
12 to 38
0.07
103
HTSSOP-44
4.25
Stereo
price in U.S. dollars in quantities of 1,000.
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Audio Guide
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Preview
products are listed in bold blue.
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Selection Guides
Audio Ampliﬁers (Continued)
ᅼೕ‫ٷݣ‬ഗǄჄǅ
Device
Ampliﬁer Ampliﬁer Open/ Speaker
Load
Ampliﬁer
Input
Output Closed Output Impedance
Class
Type
Type
Loop Power (W)
(1)
Description
Supply
(V)
Half
Power
THD+N at Dynamic
1 kHz (%) Range Package(s) Price*
Speaker Ampliﬁers – Mid/High Power – PWM Input/Power Stage (Continued)
TAS5622
2 x 150-W/1 x 300-W PurePath™ Digital Input
Class-D Power Stage
Class-D
PWM
TAS5352A
125-W Stereo Digital Ampliﬁer Power Stage
Class-D
TAS5612A
125-W Stereo/250-W Mono PurePath HD Digital-Input
Power Stage
TAS5612L
Stereo
Closed
150
3
12 to 34
0.05
100
HTSSOP-44
4.65
PWM
Up to 4 ch Closed
125
2
10.8 to 13.2
0.06
110
HTSSOP-44
3.10
Class-D
PWM
Up to 2 ch Closed
125
4
10.8 to 13.2
0.03
103
HTQFP-64
4.30
2 x 125-W/1 x 250-W PurePath Digital Input Class-D
Power Stage
Class-D
PWM
Stereo
Closed
125
4
12 to 34
0.06
100
HTSSOP-44
4.10
TAS5121
100-W Mono Digital Ampliﬁer Power Stage
Class-D
PWM
Mono
Closed
100
4
10.8 to 13.2
0.05
95
HTSSOP-32
3.25
TAS5176
100-W (5.1-Channel) Digital Ampliﬁer Power Stage
Class-D
PWM
6 ch
Closed
100
3
10.8 to 13.2
<0.05
109
HTSSOP-44
4.30
Up to 4 ch Closed
TAS5342LA
100-W Stereo Digital Ampliﬁer Power Stage
Class-D
PWM
100
2
10.8 to 13.2
0.1
110
HTSSOP-44
2.75
TAS5111A
70-W Mono Digital Ampliﬁer Power Stage
Class-D
PWM
Mono
Closed
70
4
16 to 30.5
0.025
95
HTSSOP-32
2.40
TAS5112A
50-W Stereo Digital Ampliﬁer Power Stage
Class-D
PWM
Stereo
Closed
50
6
16 to 30.5
0.025
95
HTSSOP-56
4.05
TAS5122
50-W Stereo Digital Ampliﬁer Power Stage
Class-D
PWM
Stereo
Closed
30
6
16 to 25.5
0.05
95
HTSSOP-56
3.25
TAS5186A
210-W (5.1-Channel) Digital Ampliﬁer Power Stage
Class-D
PWM
6 ch
Closed
30
3
10.8 to 13.2
0.07
105
HTSSOP-44
5.50
TAS5102
20-W Stereo Digital Ampliﬁer Power Stage
Class-D
PWM
Up to 4 ch Closed
20
4
8 to 26
<0.1
105
HTSSOP-32
1.80
TAS5602
20-W Stereo Digital Ampliﬁer Power Stage with
Feedback
Class-D
PWM
Up to 4 ch Closed
20
4
10 to 26
<0.1
96
HTSSOP-44
2.00
TAS5103
15-W Stereo Digital Ampliﬁer Power Stage
Class-D
PWM
Up to 4 ch Closed
15
4
8 to 26
<0.1
105
HTSSOP-32
1.80
Supply
(V)
Half Power
THD+N at
1 kHz (%)
Headphone Speaker
PSRR PSRR
(dB)
(dB)
Package(s)
Price*
Device
Description
Ampliﬁer Ampliﬁer Open/
Ampliﬁer Input
Output Closed
Class
Type
Type
Loop
Speaker
Output
Power
(W)
Headphone
Output
Load
Power
Impedance
(W)
(1)
Headphone Ampliﬁers
TLV320DAC3202 Low-Power, High-Fidelity,
I2S-Input Headset IC
Class-G
Digital (I2S)
Stereo
Closed
—
0.025
16, 32
1.65 to 4.8
—
90
—
DSBGA-20
1.75
TPA6139A2
DirectPath™ with 10
Selectable Gain Settings
Class-AB
Analog
Stereo
Closed
—
0.40
32
3.0 to 3.6
0.003
80
—
TSSOP-14
0.60
TPA6132A2
25-mW DirectPath Stereo
Class-AB
Headphone Ampliﬁer with Pop
Suppression (TPA6132)
Analog
Stereo
Closed
—
0.025
16
2.3 to 5.5
0.025
100
—
WQFN-16
0.55
TPA6136A2
25-mW DirectPath Stereo
Class-AB
Headphone Ampliﬁer with Pop
Suppression and Hi-Z Mode
Analog
Stereo
Closed
—
0.025
16
2.3 to 5.5
0.025
100
—
DSBGA-16
0.70
TPA6138A2
25-mW DirectPath
Class-AB
Headphone Ampliﬁer with UVP
Analog
Stereo
Closed
—
0.025
32
3.0 to 3.6
0.007
80
—
TSSOP-14
0.60
TPA6140A2
25-mW Class-G DirectPath
Stereo Headphone Amp with
I2C Volume Control (TPA6140)
Class-G
Analog
Stereo
Closed
—
0.025
16
2.5 to 5.5
0.0025
105
—
DSBGA-16
0.95
TPA6141A2
25-mW Class-G DirectPath
Stereo Headphone Amp
(TPA6141)
Class-G
Analog
Stereo
Closed
—
0.025
16
2.5 to 5.5
0.0025
105
—
DSBGA-16
0.85
LM4980
2-Cell Battery, 1-mA, 42 mW
Per Channel, High-Fidelity
Stereo Headphone Audio
Ampliﬁer for MP3 players
from the PowerWise® Family
Class-AB
Analog
Stereo
Closed
—
0.042
16, 32
1.5 to 3.3
—
90
—
LLP-10
2.55
LM4808
Dual 105-mW Headphone
Ampliﬁer
Class-AB
Analog
Stereo
Closed
—
0.105
16, 32
2 to 5.5
0.05
66
—
SOIC Narrow-8,
Mini SOIC-8
0.25
LM48824
Class-G Headphone Ampliﬁer
with I2C Volume Control
Class-G
Analog
Stereo
Closed
—
0.037, 0.029
16, 32
2.4 to 5.5
0.05/0.03
(Low THD Mode),
0.035/0.02
(Low THD Mode)
100
—
microSMD-16
1.06
price in U.S. dollars in quantities of 1,000.
ᅜ1,000resale
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Preview
products are listed in bold blue.
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Selection Guides
ᅼೕጱဣཥ
Audio Subsystems
Device
Ampliﬁer Ampliﬁer Open/
Ampliﬁer
Input
Output Closed
Loop
Class
Type
Type
Description
Speaker Headphone
Output
Output
Load
Power
Power
Impedance
(W)
(W)
(1)
Supply
(V)
HeadHalf Power phone Speaker
THD+N at PSRR PSRR
1 kHz (%) (dB)
(dB)
Package(s)
Price*
2.9-W 3-Input Audio Subsystem
with SmartGain™ Mono
Class-D and DirectPath™
Headphone Ampliﬁer
Class-AB
Analog
Stereo
HP, Mono
Speaker
Closed
2.9
0.025
4
2.5 to 5.5
0.05
80
75
DSBGA-25
0.75
TPA2054D4A 2.4-W/Ch 3-Input Audio
Subsystem with Stereo Class-D
and DirectPath Headphone
Ampliﬁer
Class-AB
Analog
Stereo
Closed
HP, Stereo
Speaker
1.4
0.145
4
2.5 to 5.5
0.27
78.5
77.7
DSBGA-25
1.30
LM49120
Audio Subsystem with Mono
Class-AB Loudspeaker Ampliﬁer
and Stereo OCL/SE Headphone
Ampliﬁer
Class-AB
Analog
Mono
Closed
1.3
0.085
8, 32
2.7 to 5.5
0.05
84
83
microSMD-16
1.25
LM49200
Stereo Class-AB Audio
Subsystem with a True Ground
Headphone Ampliﬁer
Class-AB
Analog
Stereo
Closed
1.25
0.038
8, 32
2.7 to 5.6
0.05
90
90
microSMD-20
2.00
LM49153
Mono Audio Subsystem with
Class-G Headphone Ampliﬁer,
Class-D Speaker Ampliﬁer, Noise
Gate and Speaker Protection
from the PowerWise® Family
Class-D
Analog
Mono
Closed
1.35
0.025
8, 32
2.7 to 5.7
0.2
94
72
microSMD-25
1.60
LM49150
Mono Class-D Audio Subsystem
with Earpiece Driver and Stereo
Ground-Referenced Headphone
Ampliﬁers
Class-D
Analog
Mono
Closed
1.25
0.042
8, 32
2.7 to 5.8
0.02
91
91
microSMD-20
1.50
LM49251
Stereo Audio Subsystem with
Class-G Headphone Ampliﬁer
and Class-D Speaker Ampliﬁer
with Speaker Protection from
the PowerWise Family
Class-D
Analog
Stereo
Closed
1.37
0.02
8, 32
2.7 to 5.9
0.02
83
77
microSMD-30
0.80
LM49155
Uplink Noise Suppression and
Downlink SNR Enhancement,
Analog Audio Subsystem
Class-D
Analog
Mono
Closed
1.35
0.019
8, 32
2.7 to
5.10
—
94
72
microSMD-36
2.25
Dynamic
Range
PWM
Headphone
Output
Bass/
Treble
Tone
Control Package(s)
Price*
TPA2051D3
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**Suggested
ᅼೕஞ੻ۙ዆
(PWM) ‫ت‬૙ഗ
Audio PWM Processors
Device
Description
Output
Chs
Dynamic
Range
(dB)
Data
Resolution
Volume
Control
Serial
Interface
Loudness
Compensation
2
Mute EQ
TAS5001
Digital Audio PWM Processor
2
96
16, 20, 24
96
No
No
I S, R, L, DSP
No
Yes
No
No
TQFP-48
3.00
TAS5012
Digital Audio PWM Processor
2
102
16, 20, 24
102
No
No
I2S, R, L, DSP
No
Yes
No
No
TQFP-48
5.95
2
TAS5086
PurePath™ Digital Audio
6-Channel PWM Processor
TAS5508C 8-Channel Digital Audio PWM
Processor
6
105
16, 20, 24
105
No
Yes
I S, R, L
No
Yes
Yes
No
TSSOP-38
1.75
8
102
16, 20, 24
102
Yes
Yes
I2S, R, L
Yes
Yes
Yes
Yes
TQFP-64
6.25
price in U.S. dollars in quantities of 1,000.
ᅜ1,000resale
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
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Selection Guides
ᅼೕമዃ‫ٷݣ‬ഗࢅ၍ୟൻ‫ۯ‬ഗ
Audio Preampliﬁers and Line Drivers
Gain Range (dB)
Noise (Ein) with
G = 30 dB
THD+N with
Gain = 30 dB (%)
Power
Supply
Package(s)
Price*
PGA2500 Digitally Controlled Microphone Preampliﬁer
0 dB, and 10 dB to 65 dB in 1-dB steps
–128 dBu
0.0004000
±5
SSOP-28
7.95
PGA2505 Digitally Controlled Microphone Preampliﬁer
0 dB and 9 dB to 60 dB in 3-dB steps
–123 dBu
0.000600
±5
SSOP-28
4.95
Device
Description
Microphone Preampliﬁers
Device
Description
Supply Max
([V+] +
[|V-|])
GBW
(typ)
(MHz)
Slew
Rate
(typ)
(V/μs)
Fixed/
Variable Gain
Supply Min
([V+] +
[|V-|])
Distortion at
1 kHz (typ)
(%)
Fixed–2 V
9
36
1.5
15
0.00050
Variable
3
5.5
8
4.5
0.01000/ 0.00100
TSSOP-14
0.70/0.85
Variable
3
3.7
8
4.5
0.00100
HTSSOP-28
1.00
Fixed
3
3.6
8
4.5
0.01
TSSOP-14
0.80
Adjustable
3
3.6
8
4.5
0.01
TSSOP-14
0.75
8
36
3.1
14
0.00050
PDIP-8, SOIC-8
1.05
8
36
4
14
0.00050
PDIP-8, SOIC-8
1.05
8
36
3.1
14
0.00050
PDIP-14, SOIC-14
1.70
8
36
4
14
0.00050
PDIP-14, SOIC-14
1.70
Package(s)
Price*
Audio Line Drivers
DRV134/DRV135 Audio-Balanced Line Driver
DRV602/DRV603 3-VRMS DirectPath™ Pop-Free Variable
Input Gain Line Driver with Diff Inputs
DRV604
2-VRMS Line Driver and Headphone
Amp with Adjustable Gain
DRV612
2-VRMS DirectPath Audio Line Driver
with Programmable Fixed Gain
DRV632
2-VRMS DirectPath Audio Line Driver
with Adjustable Gain
SOIC-16, PDIP-8, SOIC-8 1.95/2.95
Audio Line Receivers
INA134
Audio Differential Line Receiver
Fixed – 0 dB
(G = 1)
INA137
Audio Differential Line Receiver
Fixed – ±6 dB
(G = 1/2 or 2)
Fixed – 0 dB
INA2134
Audio Differential Line Receiver
(G = 1)
INA2137
Audio Differential Line Receiver
Fixed – ± 6 dB
(G = 1/2 or 2)
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ᅼೕሏ໙‫ٷݣ‬ഗ
Audio Operational Ampliﬁers
Device
Description
Ampliﬁer
Type
Supply Iq per
Slew
Vn at
No. Supply Min Max Channel GBW Rate
1 kHz Distortion
of
([V+] + ([V+] + (max) (typ) (typ)
(typ)
at 1 kHz
¯¯¯¯¯ ) (typ) (%)
Chs
[|V-|])
[|V-|])
(mA) (MHz) (V/μs) (nV/√Hz
Package(s)
Price*
FET Operational Ampliﬁers
LME49880
Overture E-Series: Dual JFET Input Audio
Operational Ampliﬁer
FET
2
10
34
18
19
1700
7
0.00009
PSOP-8
1.05
OPA343
Single-Supply, Rail-to-Rail Operational
Ampliﬁer
FET Operational
Ampliﬁer
1
2.5
5.5
1.25
5.5
6
25
0.000700
5SOT-23,
SOIC-8
0.65
OPA353
High-Speed, Single-Supply, Rail-to-Rail
Operational Ampliﬁer
FET Operational
Ampliﬁer
1
2.7
5.5
8
44
22
18
0.000600
5SOT-23,
SOIC-8
1.00
OPA604
FET-Input, Audio Operational Ampliﬁer
FET Operational
Ampliﬁer
1
9
48
7
20
25
11
0.000300
PDIP-8,
SOIC-8
1.05
OPA627
Precision High-Speed Difet® Operational
Ampliﬁer
FET Operational
Ampliﬁer
1
9
36
7.5
16
55
5.6
0.000030
PDIP-8,
SOIC-8
12.25
OPA827
Low-Noise, High-Precision, JFET-Input
Operational Ampliﬁer
FET Operational
Ampliﬁer
1
8
36
5.2
22
28
4
0.000040
MSOP-8,
SOIC-8
3.75
OPA1641
SoundPlus™ High-Performance, JFETInput Audio Operational Ampliﬁer
FET Operational
Ampliﬁer
1
5
36
2.3
11
20
5.1
0.000050
MSOP-8,
SOIC-8
0.95
OPA1642
SoundPlus High-Performance, JFET-Input
Audio Operational Ampliﬁer
FET Operational
Ampliﬁer
2
5
36
2.3
11
20
5.1
0.000050
MSOP-8,
SOIC-8
1.45
OPA1644
SoundPlus High-Performance, JFET-Input
Audio Operational Ampliﬁer
FET Operational
Ampliﬁer
4
5
36
2.3
11
20
5.1
0.000050
SOIC-14,
TSSOP-14
1.95
FET
2, 4
4.5
36
2.5
18
10
4.5
0.00005
SOIC-8,
MSOP-8,
SOIC-14,
TSSOP-14
0.65 (Dual)/
0.95 (Quad)
2
2.5
5.5
1.25
5.5
6
25
0.000700
OPA1652/4 SoundPlus Low Noise and Distortion,
General-Purpose, FET Input, Audio
Operational Ampliﬁers
OPA2343
Single-Supply, Rail-to-Rail Operational
FET Operational
Ampliﬁer
Ampliﬁer
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Audio Guide
ᅼೕኸళ
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MSOP-8,
1.00
SOIC-8
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Preview
products are listed in bold blue.
Texas Instruments
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჋ስኸళ
Selection Guides
ᅼೕሏ໙‫ٷݣ‬ഗǄჄǅ
Audio Operational Ampliﬁers (Continued)
Device
Description
Ampliﬁer
Type
Supply Iq per
Slew
Vn at
No. Supply Min Max Channel GBW Rate
1 kHz Distortion
of
([V+] + ([V+] + (max) (typ) (typ)
(typ)
at 1 kHz
¯¯¯¯¯ ) (typ) (%)
Chs
[|V-|])
[|V-|])
(mA) (MHz) (V/μs) (nV/√Hz
Package(s)
Price*
FET Operational Ampliﬁers (Continued)
OPA2353
High-Speed, Single-Supply, Rail-to-Rail
Operational Ampliﬁers
FET Operational
Ampliﬁer
2
2.7
5.5
8
44
22
18
0.000600
MSOP-8,
SOIC-8
1.70
OPA2604
Dual FET-Input, Low Distortion Operational FET Operational
Ampliﬁer
Ampliﬁer
2
9
48
6
20
25
11
0.000300
PDIP-8,
SOIC-8
1.90
OPA4343
Single-Supply, Rail-to-Rail Operational
Ampliﬁers
FET Operational
Ampliﬁer
4
2.5
5.5
1.25
5.5
6
25
0.000700
SOIC-14,
TSSOP-14,
SSOP-16/
QSOP
1.85
OPA4353
High-Speed, Single-Supply, Rail-to-Rail
Operational Ampliﬁers
FET Operational
Ampliﬁer
4
2.7
5.5
8
44
22
18
0.000600
SOIC-14,
SSOP-16/
QSOP
2.50
TL072
Low-Noise JFET-Input General-Purpose
Operational Ampliﬁer
FET Operational
Ampliﬁer
1
7
36
2.5
3
8
18
TL074
Low-Noise JFET-Input General-Purpose
Operational Ampliﬁer
FET Operational
Ampliﬁer
4
7
36
2.5
3
8
18
0.003000 PDIP-8, SO-8,
SOIC-8,
TSSOP-8
0.003000
PDIP-14,
SO-14,
SOIC-14,
TSSOP-14
0.29
0.22
Bipolar Ampliﬁers
LM833
Dual, Audio Operational Ampliﬁer
Bipolar
2
10
36
2.5
15
7
4.5
0.00200
MDIP
0.28
LM837
Low-Noise, Quad Operational Ampliﬁer
Bipolar
4
10
36
2.5
25
10
4.5
0.00150
SOIC-14
0.50
LME49710
High-Performance, High-Fidelity Audio
Operational Ampliﬁer
Dual High-Performance, High-Fidelity
Audio Operational Ampliﬁer from the
PowerWise® Family
Low-Noise, High-Performance, HighFidelity Dual Audio Operational Ampliﬁer
High-Performance, High-Fidelity, FullyDifferential Audio Operational Ampliﬁer
PowerWise Dual High-Performance, HighFidelity Audio Operational Ampliﬁer
Quad High-Performance, High-Fidelity
Audio Operational Ampliﬁer from the
PowerWise Family
Ultra-Low Distortion, Ultra-Low-Noise
Operational Ampliﬁer
High-Speed Low-Noise Operational
Ampliﬁer
Bipolar
1
5
34
4.8
55
20
2.5
0.00003
Bipolar
2
5
34
5
55
20
2.5
0.00003
SOIC, MDIP,
TO-99
SOIC, MDIP,
TO-99
0.80,
5.50 (TO-99)
1.15,
10.50 (TO-99)
Bipolar
1
5
36
12.1
55
22
1.9
0.00002
SOIC
1.41
Bipolar
1
5
38
15
50
18
2.1
0.00003
PSOP
1.47
Bipolar
2
4.5
18
3
40
15
3.3
0.00004
SOIC
1.10
Bipolar
4
5
34
4.62
55
20
2.5
0.00003
SOIC, MDIP
1.90
Bipolar
1
10
36
12
110
22
0.88
0.00001 SOIC-8, LLP-8
1.95
2
10
36
2.5
16
7
4.5
0.002000
0.30
2
10
30
4
10
9
5
MSOP-8,
PDIP-8,
SOIC-8
0.002000
PDIP-8,
SO-8, SOIC-8
1
10
30
8
10
13
4
0.002000
PDIP-8,
SO-8, SOIC-8
0.45
1
5
36
2.6
35
20
2.5
0.000030
SO, MSOP
1.45
4
5
36
2.6
35
20
2.5
0.000030
SO, MSOP
1.95
1
5
36
3.6
40
27
1.1
0.000015
SOIC-8
1.75
2
5
36
3.6
40
27
1.1
0.000015
SOIC-8
2.75
1
5
32
14
180
50
1.3
0.000022
SOIC-8,
MSOP-8,
PowerPAD™
1.75
LME49720
LME49722
LME49724
LME49725
LME49740
LME49990
MC33078
Bipolar
Operational
Ampliﬁer
––
Bipolar
NE5532A
3.5-nV/√Hz Noise, Precision Operational
Ampliﬁer
Operational
Ampliﬁer
––
NE5534A
3.5-nV/√Hz Noise, Precision Operational
Bipolar
Ampliﬁer
Operational
Ampliﬁer
––
OPA1602
2.5 nV/√Hz Noise, Low Power, Precision
Bipolar
Operational Ampliﬁer
Operational
Ampliﬁer
––
OPA1604
2.5 nV/√Hz Noise, Low Power, Precision
Bipolar
Operational Ampliﬁer
Operational
Ampliﬁer
––
OPA1611
1.1 nV/√Hz Noise, Low Power, Precision
Bipolar
Operational Ampliﬁer
Operational
Ampliﬁer
––
OPA1612
1.1 nV/√Hz Noise, Low Power, Precision
Bipolar
Operational Ampliﬁer
Operational
Ampliﬁer
OPA1632
Fully Differential I/O Audio Ampliﬁer
Bipolar
Differential
Ampliﬁer
ᅜ1,000resale
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
**Suggested
price in U.S. dollars in quantities of 1,000.
Audio Guide
ᅼೕኸళ
36
0.45
Texas Instruments
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2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
ᅼೕሏ໙‫ٷݣ‬ഗǄჄǅ
Audio Operational Ampliﬁers (Continued)
Device
Description
Ampliﬁer
Type
Slew
Vn at
Supply Iq per
1 kHz Distortion
No. Supply Min Max Channel GBW Rate
(typ)
at 1 kHz
of
([V+] + ([V+] + (max) (typ) (typ)
¯¯¯¯¯ ) (typ) (%)
(mA) (MHz) (V/μs) (nV/√Hz
Chs
[|V-|])
[|V-|])
Package(s)
Price*
SOIC-14,
TSSOP-14
PDIP-8,
SOIC-8
0.95 (Dual)/
1.45 (Quad)
1.85
Bipolar Ampliﬁers (Continued)
OPA1662/4 SoundPlus™ Low Power, Low Noise and
Distortion, Bipolar-Input Audio Ampliﬁers
––
OPA2228
3-nV/√Hz Noise, Low Power, Precision
Operational Ampliﬁer
OPA4228
––
3-nV/√Hz Noise, Low Power, Precision
Operational Ampliﬁer
Bipolar
2, 4
3
36
2
22
17
3.3
0.00004
Bipolar
Operational
Ampliﬁer
Bipolar
Operational
Ampliﬁer
1
5
36
3.8
33
11
3
0.000050
4
5
36
3.8
33
11
3
0.000050
PDIP-14,
SOIC-14
4.05
1
4.5
36
14.5
180
2000
2.6
0.00003
TO-263
4.05
1
10
36
8
190
1900
1.9
0.00008
TO-99, SOIC
2
5
44
5.25
55
20
2.7
0.00003
SOIC, MDIP
12.00 (TO-99),
2.49 (SOIC)
1.32
1
5
44
4.8
55
20
2.7
0.00003
SOIC
1.05
High-Current, High-Voltage Ampliﬁers
LME49600
High-Performance, High-Fidelity, HighHigh Current,
Current Audio Buffer
High Voltage
LME49713 High-Performance, High-Fidelity, CurrentHigh Current,
Feedback Audio Operational Ampliﬁer
High Voltage
LME49860 44-V Dual High-Performance, High-Fidelity High Current,
Audio Operational Ampliﬁer
High Voltage
LME49870 44-V Single High-Performance, HighHigh Current,
Fidelity Audio Operational Ampliﬁer
High Voltage
ᅜ1,000resale
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
**Suggested
price in U.S. dollars in quantities of 1,000.
Preview products are listed in bold blue.
ᅼଉ੦዆
Volume Controls
Dynamic
Range (dB)
120
120
120
120
Device
Description
PGA2310
±15 V, DIP Package, Pin Compatible with PGA2311, Voltage Swing of 27 VPP
PGA2320
±15 V, Improved THD, Pin Compatible with PGA2310, Voltage Swing of 28 VPP
PGA2311U1 2-Channel, ±5 V, Low Inter-Channel Crosstalk, Voltage Swing of 7.5 VPP
PGA4311U1 4-Channel, ±5 V, Low Inter-Channel Crosstalk, Voltage Swing of 7.5 VPP
ኸ‫ پ‬UU-Grade
पഗॲă
devices.
11UUindicates
Half Power
THD+N at
1 kHz (%)
0.0004
0.0003
0.0002
0.0002
Crosstalk Power
at 1 kHz Supply
(dBFS)
(V)
–126
±15
–126
±15
–130
±5
–130
±5
Voltage
Swing
(VPP)
27
27
7.5
7.5
Package(s)
SOL-16, DIP-16
SOL-16
SOL-16, DIP-16
SOP-28
Price*
9.95
7.95
3.95
7.45
*Suggested resale price in U.S. dollars in quantities of 1,000.
* ᅜ1,000ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
Audio Guide
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2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
ᅼೕሯำᅞ዆‫ٷݣ‬ഗĂጱဣཥࢅՊ঴ஓഗ
Audio Noise Suppression Ampliﬁers, Subsystems and Codecs
Device
Description
FFNRI
Function
Ampliﬁer
Output
Output Type
Supply
Current
SNRI (mA)
Supply
(V)
THD
(%)
Package(s)
Price*
LMV1091
Dual-Input, Far-Field NoiseSuppression Microphone Ampliﬁer
from the PowerWise® Family
34
Beamforming
Mono
Differential
26
0.6
2.7 to 5.5
0.1
Gain Select
Special Features
microSMD-25
0.75
LMV1090
Dual-Input, Far-Field NoiseSuppression Microphone Ampliﬁer
from the PowerWise Family
34
Beamforming
Mono
Differential
26
0.6
2.7 to 5.5
0.1
I2C Controlled
microSMD-16
0.75
LMV1089
Dual-Input, Far-Field NoiseSuppression Microphone Ampliﬁer
with Automatic Calibration
Capability from the PowerWise
Family
32
Beamforming
Mono
Differential
24
1.1
2.7 to 5.5
0.1
Auto-calibration
microSMDXT-36,
LQFP-32
1.60
LMV1088
Dual-Input, Far-Field NoiseSuppression Microphone Ampliﬁer
with Automatic Calibration Ability
from the PowerWise Family
32
Beamforming
Mono
Single-Ended
24
1
2.7 to 5.5
0.1
Auto-calibration
microSMDXT-36
1.50
LMV1051
Processor for Dual-Microphone
Adaptive Noise Cancelling with
Wind-Noise Alert from the
PowerWise Family
30
Beamforming
Mono
Single-Ended
20
0.21
1.5 to 4
1
Ultra-Low Current, Wind
Mode
LLP-10
1.50
LMV1100
LLP Active Noise-Cancelling
Processor for Over-the-Ear
Headphones
20
Active Noise
Cancelling
Stereo
Single-Ended
—
3.4
3 to 3.6
0.2
Feedback Mode
LLP-32
3.00
LMV1099
Uplink Far-Field Noise Suppression
and Downlink SNR-Enhancing
Microphone Ampliﬁer with Earpiece
Driver from the PowerWise Family
34
Beamforming
Mono
Differential
16
3.7
2.7 to 5.5
0.1
Uplink Noise Suppression
and Downlink Signal
Enhancer
microSMD-25
0.99
LM49155
Uplink Noise Suppression and
Downlink SNR-Enhancement Analog
Audio Subsystem
—
Subsystem with
Noise Reduction
Mono
—
—
1.35
2.7 to 5.5
0.05
Uplink Noise Suppression
and Downlink SNR
microSMD-36
2.25
TLV320AIC3253 Ultra-Low-Power Stereo Audio
Codec with Embedded miniDSP
—
—
Stereo
Single-Ended
—
—
1.5 to 3.6
0.008 miniDSP, PowerTune™,
LP Bypass, PLL, Digital
Mic Support, LDO
WCSP, QFN
2.95
TLV320AIC3254 Very Low-Power Stereo Audio
Codec with miniDSP and PowerTune
Technology
—
—
Stereo
Single-Ended
—
—
1.5 to 3.6
0.003 miniDSP, PowerTune™,
LP Bypass, PLL, Digital
Mic Support, LDO
QFN-32
3.95
TLV320AIC3256 Very Low-Power Stereo Codec
with miniDSP and DirectPath™ HP
Ampliﬁer
—
—
Stereo
Single-Ended
—
—
1.5 to 1.95
0.009 miniDSP, 8-kHz Dual Mic
Noise Suppression and
Echo Cancellation, Active
Noise Cancellation,
Digital Mic Support,
Ground-Centered
Headphone Outputs
QFN-40,
WCSP-42
4.45
TLV320AIC3262 Stereo Codec with Stereo Class-D,
DirectPath, 3rd-Generation miniDSP
—
—
Stereo
Single-Ended
—
—
1.5 to 1.95
0.009 miniDSP, 16-kHz Dual
Mic Noise Suppression
and Echo Cancellation,
3 I2S Interfaces, Stereo
Class-D Speakers
WCSP-81
4.95
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
*Suggested
resale
price in U.S. dollars in quantities of 1,000.
* ᅜ1,000
Newႎׂ೗ᅜ༹ٚࢤ෥Ք௽ă
products are listed in bold red.
ᅼೕఇຕገ࣑ഗ
Audio Analog-to-Digital Converters
ADC SNR
(typ)
(dB)
Inputs/
Outputs
TLV320ADC3001 92-dB SNR Low-Power Stereo ADC
92
3/0
96
24
L, R, I2S, DSP, TDM,
PCM
17
DSBGA-16
1.45
TLV320ADC3101 92-dB SNR Low-Power Stereo ADC with Digital Mic
Support
92
6/0
96
24
L, R, I2S, DSP, TDM,
PCM
17
VQFN-24
1.55
90-dB SNR Low-Power Stereo Audio ADC with
90
Microphone Bias, ALC, Sound Effect, Notch Filter
ᅜ1,000
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
**Suggested
resale
price in U.S. dollars in quantities of 1,000.
2/0
50
16
L, R, I2S, DSP
13
DSBGA-24
1.70
Device
Description
Max
Sample Resolution
Rate (kHz)
(Bits)
Digital Audio
Interface
Power
Consumption
(mW)
Package(s)
Price*
Battery-Powered
PCM1870A
Audio Guide
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჋ስኸళ
Selection Guides
ᅼೕఇຕገ࣑ഗǄჄǅ
Audio Analog-to-Digital Converters (Continued)
Device
Description
ADC SNR
(typ)
(dB)
Inputs/
Outputs
Max
Sample Resolution
Rate (kHz)
(Bits)
Digital Audio
Interface
Power
Consumption
(mW)
Package(s)
Price*
Line-Powered
PCM4222
124-dB SNR Stereo Audio ADC with PCM/DSD and
Modulator Outputs
124
2/0
216
24
L, I2S, TDM, DSD
PCM4220
123-dB SNR Stereo Audio ADC with PCM Output
123
2/0
216
24
L, I2S, TDM
PCM4202
118-dB SNR Stereo Audio ADC
118
2/0
216
24
PCM, DSD
PCM4204
118-dB SNR 4-Channel Audio ADC
118
4/0
216
24
PCM, DSD
PCM1804
112-dB SNR Stereo ADC with Differential Inputs
112
2/0
192
24
L, R, I2S, DSP
PCM4201
112-dB SNR Low-Power Mono Audio ADC
112
1/0
108
24
PCM1802
105-dB SNR Stereo ADC with Single-Ended Inputs
105
2/0
96
PCM1803A
103-dB SNR Stereo ADC with Single-Ended Inputs
103
2/0
PCM1850A
101-dB SNR Stereo ADC with 6x2 Ch MUX and PGA
101
PCM1851A
101-dB SNR Stereo ADC with 6x2 Ch MUX and PGA
PCM1808
99-dB SNR Stereo ADC with Single-Ended Inputs
305
TQFP-48
14.95
305
TQFP-48
9.95
300
SSOP-28
4.95
600
HTQFP-64
7.95
225
SSOP-28
3.95
PCM, DSP
40
TSSOP-16
2.50
24
L, R, I2S
225
SSOP-20
3.35
96
24
L, R, I2S
55
SSOP-20
1.10
6 x 2/2
96
24
L, R, I2S
160
TQFP-32
5.15
101
6 x 2/2
96
24
L, R, I2S
160
TQFP-32
5.15
99
2/0
96
24
L, I2S
62
TSSOP-14
1.00
ᅜ1,000resale
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
price in U.S. dollars in quantities of 1,000
**Suggested
ᅼೕຕఇገ࣑ഗ
Audio Digital-to-Analog Converters
Device
Description
DAC SNR
(typ)
Inputs/
(dB)
Outputs
Max
Sample
Rate
(kHz)
Resolution
(Bits)
Digital
Audio
Interface
Power
Consumption
(mW)
IC
Integration
Package(s)
Price*
VQFN-24,
DSBGA-25
2.95
Battery-Powered
TLV320AIC3253
Ultra-Low Power Stereo Audio Codec with
Embedded miniDSP
100
4/2
192
32
L, R, I2S, TDM,
DSP
4.5
PCM1773
98-dB SNR Low-Power Stereo DAC with
Line-Out (H/W Control)
98
0/2
48
24
L, I2S
6.5
—
TSSOP-16,
VQFN-20
1.35
TSC2102
“SMART” 4-Wire Touch Screen Controller
with Stereo DAC with HP Ampliﬁer
96
0/2
53
24
I2S, R, L, DSP
11
Touch Screen
Controller, Class-AB
Speaker Amp
TSSOP-32 3.75
TLV320DAC32
Low-Power Stereo DAC with 4 Outputs,
HP/Speaker Ampliﬁer and 3-D Effects
95
2/4
96
24
L, R, I2S, DSP,
TDM
18
Class-AB Speaker
Amp
QFN-32
1.35
TLV320DAC3100
Low-Power Stereo Audio DAC with Mono
Class-D Speaker Ampliﬁer
95
2/4
192
32
L, R, I2S, TDM,
DSP
13
Class-D Speaker
Amp
QFN-32
1.45
TLV320DAC3101
Low-Power Stereo Audio DAC with Stereo
Class-D Speaker Ampliﬁer
95
2/4
192
32
L, R, I2S, TDM,
DSP
13
Class-D Speaker
Amp
QFN-32
1.75
TLV320DAC3120
Low-Power Audio DAC with miniDSP and
2.5-W Mono Class-D Speaker Ampliﬁer
95
2/2
192
32
L, R, I2S, TDM,
DSP
10
Class-D Speaker
Amp, miniDSP
QFN-32
1.75
PCM1774
93-dB SNR Low-Power Stereo DAC with
HP Ampliﬁer (S/W Control)
93
0/2
50
16
L, R, I2S, DSP
7
—
QFN-20
1.50
LM49321
Audio Subsystem with Stereo DAC, Mono
Class-AB Loudspeaker Ampliﬁer, OCL/
SE Stereo Headphone Output and RF
Suppression
85
3/4
192
18
I2S, I2C, SPI
36
Class-AB Speaker
Amp
microSMDXT-36
2.99
DSD1792A
132-dB SNR Highest Performance Stereo
Audio DAC (S/W Control)
127
0/2
192
24
L, R, I2S,
TDMCA, DSD
205
—
SSOP-28
10.65
PCM1792A
132-dB SNR Highest Performance Stereo
DAC (S/W Control)
127
0/2
192
24
L, R, I2S,
TDMCA, DSD
205
—
SSOP-28
10.65
PCM1794A
132-dB SNR Highest Performance Stereo
DAC (H/W Control)
127
0/2
192
24
L, R, I2S
205
—
SSOP-28
10.65
DSD1796
123-dB SNR Stereo DAC (S/W Control)
123
0/2
192
24
L, R, I2S,
TDMCA, DSD
115
—
SSOP-28
2.95
PCM1795
32-Bit, 192-kHz Sampling, Advanced
Segment, Audio Stereo DAC
123
0/2
200
32
L, R, I2S,
TDMCA, DSD
110
—
SSOP-28
3.95
miniDSP
Line-Powered
price in U.S. dollars in quantities of 1,000.
ᅜ1,000resale
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
**Suggested
Audio Guide
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Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
ᅼೕຕఇገ࣑ഗǄჄǅ
Audio Digital-to-Analog Converters (Continued)
Device
Description
DAC SNR
(typ)
Inputs/
(dB)
Outputs
Max
Sample
Rate
(kHz)
Resolution
(Bits)
Digital
Audio
Interface
Power
Consumption
(mW)
IC
Integration
Package(s)
Price*
Line-Powered (Continued)
PCM1796
123-dB SNR Stereo DAC (S/W Control)
123
0/2
192
24
L, R, I2S,
TDMCA, DSD
115
—
SSOP-28
2.95
PCM1798
123-dB SNR Stereo DAC (H/W Control)
123
0/2
192
24
L, R, I2S
115
—
SSOP-28
2.95
2
PCM4104
118-dB SNR 4-Channel Audio DAC
118
0/2x2
192
24
I S, TDM
200
—
TQFP-48
4.95
PCM1690
113-dB SNR 8-Channel Audio DAC with
Differential Outputs
113
0/8
192
24
L, R, I2S,
TDM, DSP
558
—
HTSSOP-48
2.60
PCM1789
113-dB SNR Stereo DAC
113
0/2
192
24
L, R, I2S, DSP
154
—
TSSOP-24
1.90
2
PCM5102
112-dB Stereo DAC with 2-VRMS Output
and Integrated Audio PLL
112
0/2
384
32
L, I S
59.4
Integrated PLL
TSSOP-20
2.25
PCM5122
112-dB DNR, 2-VRMS DirectPath™ Stereo
DAC with Audio Processing and 32-Bit,
384-kHz PCM Interface
112
0/2
384
32
I2S, L, R, TDM
80
Fully Programmable miniDSP,
Integrated PLL
TSSOP
3.00
PCM5142
112-dB DNR, 2-VRMS DirectPath Stereo
DAC with miniDSP and 32-Bit, 384-kHz
PCM Interface
112
0/2
384
32
I2S, L, R, TDM
80
Fully Programmable miniDSP,
Integrated PLL
TSSOP
3.75
PCM1691
111-dB SNR 8-Channel Audio DAC with
Single-Ended Output
111
0/8
192
24
L, R, I2S,
TDM, DSP
558
—
HTSSOP-48
2.50
PCM1780
106-dB SNR Stereo DAC (S/W Control)
106
0/2
192
24
L, R, I2S
80
—
SSOP-16, QSOP
1.00
PCM1781
PCM1782
106-dB SNR Stereo DAC (H/W Control)
106-dB SNR Stereo DAC (S/W Control)
106
106
0/2
0/2
192
192
2
24
R, I S
80
—
SSOP-16, QSOP
1.10
24
2
L, R, I S
80
—
SSOP-16, QSOP
1.00
2
PCM5121
106-dB DNR, 2-VRMS DirectPath Stereo
DAC with Audio Processing and 32-Bit,
384-kHz PCM Interface
106
0/2
384
32
I S, L, R, TDM
80
ROM Conﬁgurable,
Integrated PLL
TSSOP
1.75
PCM5141
106-dB DNR, 2-VRMS DirectPath Stereo
DAC with miniDSP and 32-Bit, 384-kHz
PCM Interface
106
0/2
384
32
I2S, L, R, TDM
80
ROM Conﬁgurable,
Integrated PLL
TSSOP
2.75
PCM1602A
105-dB SNR 6-Channel Audio DAC
105
0/6
192
24
L, R, I2S
171
—
LQFP-48
2.80
2
PCM1609A
105d-B SNR 8-Channel Audio DAC
105
0/8
192
24
L, R, I S
224
—
LQFP-48
3.20
PCM1681
105-dB SNR 8-Channel Audio DAC with
TDM Mode
105
0/8
200
24
L, R, I2S,
TDM, DSP
386
—
HTSSOP-28
1.65
PCM1606
103-dB SNR 6-Channel Audio DAC
103
0/6
192
24
L, R, I2S, TDM
250
—
SSOP-20
2.00
2
PCM5101
106-dB Stereo DAC with 2-VRMS Output
and Integrated Audio PLL
103
0/2
384
32
L, I S
59.4
Integrated PLL
TSSOP-20
1.35
PCM5100
100-dB Stereo DAC with 2-VRMS Output
and Integrated Audio PLL
100
0/2
384
32
L, I2S
59.4
Integrated PLL
TSSOP-20
0.95
ᅜ1,000resale
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
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price in U.S. dollars in quantities of 1,000
Audio Guide
ᅼೕኸళ
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Preview
products are listed in bold blue.
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Selection Guides
ᅼೕՊ঴ஓഗ
Audio Codecs
Device
Description
ADC
SNR
(typ)
(dB)
DAC
Max
SNR
Sample
Power
(typ) Inputs/
Rate Resolution Digital Audio Consumption
(dB) Outputs (kHz)
(Bits)
Interface
(mW)
IC
Integration
Package(s)
Price*
Battery-Powered
94
96
5/1
192
24
I2S, PCM
27
TLV320AIC3253 Ultra-Low Power Stereo Audio Codec with
Embedded miniDSP
—
100
4/2
192
32
L, R, I2S, TDM,
DSP
4.5
miniDSP
VQFN-24,
DSBGA-25
2.95
TLV320AIC3204 Very Low-Power Stereo Audio Codec with
PowerTune™ Technology
93
100
6/4
192
32
L, R, I2S, TDM,
DSP
4.1
—
QFN-32
2.25
TLV320AIC3206 Very Low-Power Stereo Audio Codec with
PowerTune Technology and DirectPath™
HP Amp
93
100
6/4
192
32
L, R, I2S, TDM,
DSP
5
DirectPath
HP Amp
QFN-40
2.75
TLV320AIC3254 Very Low-Power Stereo Audio Codec with
miniDSP and PowerTune Technology
93
100
6/4
192
32
L, R, I2S, TDM,
DSP
4.1
miniDSP
QFN-32
3.95
TLV320AIC3256 Very Low-Power Stereo Audio Codec with
PowerTune Technology, DirectPath HP Amp
and miniDSP
93
100
6/4
192
32
L, R, I2S, TDM,
DSP
5
DirectPath
HP Amp,
miniDSP
QFN-40,
WCSP-42
4.45
TLV320AIC3101 Low-Power Stereo Codec with 6 Inputs,
6 Outputs, Speaker/HP Amp and Enhanced
Digital Effects
92
102
6/6
96
24
L, R, I2S, DSP,
TDM
14
Class-AB
Speaker Amp
QFN-32
2.10
TLV320AIC3104 Low-Power Stereo Codec with 6 Inputs, 6
Outputs, HP Amp and Enhanced Digital Effects
92
102
6/6
96
24
L, R, I2S, DSP,
TDM
14
—
QFN-32
1.95
TLV320AIC3105 Low-Power Stereo Codec with 6 Inputs, 6
Outputs, HP Amp and Enhanced Digital Effects
92
102
6/6
96
24
L, R, I2S, DSP,
TDM
14
—
QFN-32
1.95
TLV320AIC3106 Low-Power Stereo Codec with 10 Inputs,
7 Outputs, HP Ampliﬁer and Enhanced Digital
Effects
92
102
10/7
96
24
L, R, I2S, DSP,
TDM
14
—
VQFN-48,
BGA-80,
MicroStar
Junior™
2.25
TLV320AIC3107 Low-Power Stereo Codec with Integrated
Mono Class-D Ampliﬁer
92
97
7/6
96
24
L, R, I2S, DSP,
TDM
14
Class-D
Speaker Amp
WQFN-40,
DSBGA-42
2.55
TLV320AIC36
92
100
8/8
192
32
L, R, I2S, TDM,
DSP
10
miniDSP
BGA-80,
MicroStar
Junior`
4.25
TLV320AIC3100 Low-Power Audio Codec with 2.5-W Mono
Class-D Speaker Ampliﬁer
91
95
3/3
192
32
L, R,I2S, TDM,
DSP
13
Class-D
Speaker Amp
QFN-32
1.95
TLV320AIC3110 Low-Power Audio Codec with 1.3-W Stereo
Class-D Speaker Ampliﬁer
90
95
3/4
192
32
L, R, I2S, TDM,
DSP
13
Class-D
Speaker Amp
QFN-32
2.25
TLV320AIC3111 Low-Power Audio Codec with Embedded
miniDSP and Stereo Class-D Speaker Ampliﬁer
90
95
3/4
192
32
L, R, I2S, TDM,
DSP
13
Class-D
Speaker Amp
miniDSP
QFN-32
2.95
TLV320AIC3120 Low-Power Audio Codec with miniDSP and
2.5-W Mono Class-D Speaker Amp
90
95
3/2
192
32
L, R, I2S, TDM,
DSP
10
Class-D
Speaker Amp
QFN-32
2.25
TSC2117
4-Wire Touch Screen Controller with LowPower Mono ADC/Stereo DAC
90
95
3/4
192
24
I2S, R, L, TDM,
DSP
13
Touch Screen
Controller,
Class-D
Speaker Amp,
miniDSP
VQFN-48
5.15
TSC2100
“SMART” 4-Wire Touch Screen Controller
with Stereo DAC/Mono ADC with HP/Speaker
Ampliﬁer
88
96
2/2
53
24
I2S, R, L, DSP
11
Touch Screen
Controller,
Class-AB
Speaker Amp
QFN-32,
TSSOP-32
3.70
TSC2101
“SMART” 4-Wire Touch Screen Controller, St.
DAC/Mono ADC with HP/Speaker Ampliﬁer
88
95
6/5
53
24
I2S, R, L, DSP
11
Touch Screen
Controller,
Class-AB
Speaker Amp
VQFN-48
4.50
TSC2111
“SMART” 4-Wire Touch Screen Controller,
St. DAC/Mono ADC, 6 Audio Inputs and HP/
Speaker Ampliﬁer
88
95
6/5
53
24
I2S, R, L, DSP
19
Touch Screen
Controller,
Class-AB
Speaker Amp
VQFN-48 4.35
LM49350
High-Performance Audio Codec Subsystem
with a Ground-Referenced Stereo Headphone
Ampliﬁer and Ultra-Low EMI Class-D
Loudspeaker Ampliﬁer with Dual I2S/PCM
Digital Audio Interfaces
Low-Power Stereo Audio Codec for Portable
Audio/Telephony
Class-D
microSMDXT-36
Speaker Amp
1.29
price in U.S. dollars in quantities of 1,000.
ᅜ1,000resale
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
**Suggested
Audio Guide
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Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
ᅼೕՊ঴ஓഗǄჄǅ
Audio Codecs (Continued)
Device
ADC
SNR
(typ)
(dB)
Description
DAC
Max
SNR
Sample
Power
(typ) Inputs/
Rate Resolution Digital Audio Consumption
(dB) Outputs (kHz)
(Bits)
Interface
(mW)
IC
Integration
Package(s)
Price*
Battery-Powered (Continued)
TLV320AIC3007 Low-Power Stereo Codec with Integrated
Class-D Ampliﬁer
87
93
7/6
96
24
L, R, I2S, TDM,
DSP 15
Class-D
Speaker Amp
WQFN-40
2.35
TLV320AIC12K
Low-Power Mono Voice Band Codec with 8-Ω
Speaker Ampliﬁer
84
92
3/3
26
16
DSP, SMART
TDM
11.2
Class-AB
Speaker Amp
TSSOP-30,
QFN-32
1.60
TLV320AIC24K
Low-Power Stereo Voice Band Codec
84
92
5/3
26
16
DSP, SMART
TDM
20
—
TQFP-48
2.45
TLV320AIC1106 PCM Codec With Microphone Amps and
Speaker Driver
62
68
1/1
8
13
PCM
13.5
—
TSSOP-20
2.70
TLV320AIC3212 Stereo Codec with Integrated Stereo Class-D,
Earpiece Driver, DirectPath™ Headphone
Ampliﬁer
93
100
8/6
192
32
L, R, I2S, TDM,
DSP
5
Stereo
Class-D,
Earpiece
Driver, Stereo
HP, SAR ADC
WCSP-81
4.95
TLV320AIC3262 Stereo Codec with Integrated Stereo Class-D,
Earpiece Driver, DirectPath Headphone
Ampliﬁer and Third-Generation miniDSP
93
100
8/6
192
32
L, R, I2S, TDM,
DSP
5
Stereo
Class-D,
Earpiece
Driver, Stereo
HP, SAR ADC,
Third-Gen.
miniDSP
WCSP-81
4.95
Line-Powered
PCM3168A
24-Bit Multichannel Audio Codec 6 Ch-In/
8 Ch-Out with 96/192-kHz Sampling Rate
107
112
6/8
192
24
R, L, I2S,
TDM, DSP
1160
—
HTQFP-64
5.00
PCM3052A
24-Bit Stereo Audo Codec with Mic Amp, Bias,
MUX and PGA
101
105
2/2
96
24
I2S
228
—
VQFN-32
3.00
PCM3060
24-Bit Asynchronous Stereo Audio Codec with
96/192kHz Sampling Rate
99
105
2/2
192
24
R, L, I2S
160
—
TSSOP-28
2.10
PCM3070
Stereo Audio Codec with Embedded miniDSP
100
93
6/4
192
32
L, R, I2S,
TDM, DSP
—
miniDSP
QFN-32
2.95
PCM5310
4 Ch/4 Ch Audio Codec with 2-VRMS Driver
95
100
12/6
192
24
I2S, LJ, RJ
360
—
HTQFP-64
3.40
Logic
Supply
(V)
Power
Supply (typ)
(mW)
Package(s)
Price*
Device
Description
Sample
Rate
(kHz)
Number
of Input
Channel(s)
SNR DAC
(dB)
SNR ADC
(dB)
Interface
Analog Supply
(V)
Voiceband Codecs
AIC111
Lowest Power, 20-Bit
40
1
87
87
SPI , DSP
1.1 to 1.5
+1.1 to
+3.3
0.46
QFN-32,
FlipChip
5.20
TLV320AIC12K
Low Power, Mono Codec,
16-Bit, 26-kSPS Voiceband
Codec with 8W Driver
26
1
90
92/84
I2C, S2C,
DSP
1.65 to 1.95/2.7
to 3.6
+1.1 to
+3.6
10
TSSOP-30
1.60
TLV320AIC14K
Low Power, Mono Codec,
16-Bit, 26-kSPS Voiceband
Codec
26
1
90
92/84
I2C, S2C,
DSP
1.65 to 1.95/2.7
to 3.6
+1.1 to
+3.6
10
TSSOP-30
1.35
TLV320AIC20K
Low Power, Stereo Codec,
16-Bit, 26-kSPS Voiceband
Codec with 8W Driver
26
2
90
92/84
I2C, S2C,
DSP
1.65 to 1.95/2.7
to 3.6
+1.1 to
+3.6
20
TQFP-48
2.70
TLV320AIC24K
Low Power, Stereo Codec,
16-Bit, 26-kSPS Voiceband
Codec
26
2
90
92/84
I2C, S2C,
DSP
1.65 to 1.95/2.7
to 3.6
+1.1 to
+3.6
20
TQFP-48
2.45
price in U.S. dollars in quantities of 1,000.
ᅜ1,000resale
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
**Suggested
Audio Guide
ᅼೕኸళ
New
products are listed in bold red.
ႎׂ೗ᅜ༹ٚࢤ෥Ք௽ă
42
Texas Instruments
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2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
থ੨त֑ᄣ໏୲ገ࣑ഗ
Interface and Sample-Rate Converters
Device
No. of SRC THD+N
Channels (dB)
Description
Sample
Rate
(max)
Inputs
Dynamic
AES
Range Receive/
Power
(dB)
Transmit Supply (V) Package(s) Price*
Digital Audio
Interface
Control
Interface
AES/EBU,
S/PDIF, I2S, R, L
AES/EBU,
S/PDIF, I2S, R, L
H/W, SPI
—
—/Yes
3.3, 5.0
TSSOP-28
1.95
H/W, SPI
—
—/Yes
3.3, 5.0
TSSOP-28
1.65
AES/EBU,
S/PDIF, I2S, R, L
H/W
—
Yes/No
3.3
TSSOP-28
2.10
4 differential
AES/EBU,
inputs
S/PDIF, I2S, R, L
Up to 12 singleAES/EBU,
ended inputs S/PDIF, I2S, R, L
I2S, SPI
—
Yes/Yes
2.9, 3.7
TQFP-48
3.95
I2S, SPI
—
Yes/Yes
2.9, 3.6
LQFP-48
2.95
I2S, SPI
128
Yes/Yes
1.8, 3.3
TQFP-48
6.50
I2S, SPI
144
Yes/Yes
1.8, 3.3
TQFP-48
8.50
SPI
128
—
1.8, 3.3
TQFP-64
5.95
S/PDIF/AES3 Transmitter
DIT4192
192-kHz Digital Audio Transmitter
—
—
192
—
DIT4096
96-kHz Digital Audio Transmitter
—
—
96
—
—
—
96
—
S/PDIF/AES3 Receiver
DIR9001
96-kHz Digital Audio Receiver
S/PDIF/AES3 Transceiver
DIX4192
Digital Audio Interface Transceiver
—
—
216
DIX9211
Digital Audio Interface Transceiver
—
—
216
Sample-Rate Converter
SRC4382
Combo Sample-Rate Converter
2
–125
216
—
SRC4392
2
–140
216
—
4
–125
212
—
2
–125
212
—
I2S, R, L, TDM
H/W
128
—
3.3
SSOP-28
3.50
SRC4192
High-End Combo Sample-Rate
Converter
4-Channel, Asynchronous
Sample-Rate Converter
192-kHz Stereo, Asynchronous
Sample-Rate Converter
High-End Sample-Rate Converter
AES/EBU,
S/PDIF, I2S, R, L
AES/EBU,
S/PDIF, I2S, R, L
2
I S, R, L, TDM
2
SRC4193
High-End Sample-Rate Converter
SRC4184
SRC4190
2
–140
212
—
I S, R, L, TDM
H/W
144
—
3.3
SSOP-28
5.95
2
–140
212
—
I2S, R, L, TDM
SPI
144
—
3.3
SSOP-28
5.95
—
2
SPI
144
—
1.8, 3.3
TQFP-64
9.95
SRC4194
4-Channel, Asynchronous
4
–140
212
Sample-Rate Converter
price in U.S. dollars in quantities of 1,000.
ᅜ1,000resale
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
**Suggested
I S, R, L, TDM
TM
2.4
GHz
PurePath
(SoC)
2.4-GHz
PurePath™
Wireless࿮၍ᅼೕೌฉဣཥ
Audio SoCs
Device
Number of
Wireless Audio
Channels
Number of Audio
Slaves per Master
Standby
Current
(μA)
Power
Consumption (RX)
(mA)1
Power
Consumption (TX)
(mA)1
Data Rate
(max)
(Mbps)
Frequency
Range
(GHz)
TX Power with/
without CC2590
(dBm)
CC8520
1 to 2
4
1
25
29
5
2.4
+10/+4
CC8521
1 to 2
4
1
25
29
5
2.4
+10/+4
CC8530
3 to 4
4
1
25
29
5
2.4
+10/+4
CC8531
3 to 4
4
1
25
29
5
2.4
+10/+4
USB
Support
11
ୁ๕‫د‬๼
࿄უ໫૬༹ำᅼೕǈ࿄֑ᆩ
PCM16
3.3 Vă
Streaming
PCM16
uncompressed
stereo audio, operating voltage CC2590
3.3 V without้‫߾ڦ‬ፕ‫ۉ‬უྺ
CC2590.
Audio Guide
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Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
ᅼೕ
USB
USB Audio
Device
Description
Max
USB
Speed
Application Processor
Interface
ESD HBM
(kV)
Package(s)
Full
Single or Differential
±15
16-QFN
0.55
Price*
USB Transceivers (PHYs)
TUSB1105
Advanced USB Full-Speed Transceiver
TUSB1106
Advanced USB Full-Speed Transceiver
Full
Differential
±15
16-QFN, 16-TSSOP
0.55
TUSB1210
USB 2.0 ULPI Transceiver
High
ULPI
±2
32-QFN
Call
TUSB1211
USB 2.0 ULPI Transceiver with USB Charger Detection
TUSB1310
SuperSpeed USB Transceiver
TUSB2551A
Advanced USB Full-Speed Transceiver
Device
Description
High
ULPI
±2
36-BGA
Call
SuperSpeed
ULPI and PIPE3
±2
167-BGA
6.00
Full
Single
±15
16-QFN
0.55
Resolution
(Bits)
Power Supply
(V)
SNR (typ)
(dB)
Pd (typ)
(mW)
Sampling Rate
(max) (kHz)
Package(s)
Price*
2.75
Stereo USB DACs
PCM2704C
Low Power, External EEPROM Interface
16
3.3, 5
98
175
48
SSOP-28
PCM2705C
Low Power, SPI Interface
16
3.3, 5
98
175
48
SSOP-28
2.75
PCM2706C
Low Power, Selectable I2C Interface/HD Mode
16
3.3, 5
98
175
48
TQFP-32
3.60
PCM2707C
Low Power, SPI Interface, Selectable I2C Interface
16
3.3, 5
98
175
48
TQFP-32
3.60
Device
Description
SNR (typ)
(dB)
Power Supply
(V)
Pd (typ)
(mW)
Sampling Rate
(max) (kHz)
Package(s)
Price*
2.7 to 5.5
280
48
SSOP-28
4.45
USB Codecs
PCM2900C
5-V Stereo Codec
89
PCM2901
5-V Stereo Codec, S/PDIF Interface
89
3.3
178
48
SSOP-28
4.45
PCM2902C
3.3-V Stereo Codec
89
2.7 to 5.5
280
48
SSOP-28
4.80
PCM2903B
3.3-V Stereo Codec, S/PDIF Interface
89
3.3
178
48
SSOP-28
4.80
PCM2904
5-V Stereo Codec, Full 500-mA USB Bus Power
89
4.35 to 5.25
280
48
SSOP-28
4.45
PCM2906B
5-V Stereo Codec, S/PDIF Interface, Full 500-mA USB Bus Power
89
4.35 to 5.25
280
48
SSOP-28
4.80
PCM2912A
USB-Headset Codec, Mono ADC, Stereo DAC, Integrated Mic Pre
and Headphone Amp
89
4.35 to 5.25
425
48
TQFP-32
4.50
ᅜ1,000resale
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
**Suggested
price in U.S. dollars in quantities of 1,000.
Audio Guide
ᅼೕኸళ
Newႎׂ೗ᅜ༹ٚࢤ෥Ք௽ăമቒႠׂ೗ᅜ༹ٚઢ෥Ք௽ă
products are listed in bold red. Preview products are listed in bold blue.
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Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
ᆌᆩ‫ت‬૙ഗ
Application Processors
Device
External
Memory
I/F
Frequency L1P
L1D
L2
RAM
(MHz) (Bytes) (Bytes) (Bytes) (Bytes)
CPU
Voltage (V)
DMA
Timers
Serial
Ports
Misc.
Core
I/O Package(s) Price*
10/100 Ethernet MAC,
MMC/SD, 3 PWMs, LCD
controller, 3 eCAP,
2 eQEP, UHPI
1.2
1.8/
3.3
17 mm,
BGA-256
16.35
13 mm,
0.65-mm
pitch,
BGA-361
18.60
OMAP™-L13x Applications Processors
OMAPARM926EJS,
L137BZKB31
C674x
456
456
16K
32K
16K
32K
256K
128K
Shared
SDRAM, 32 Ch
NAND, NOR
1 GP,
1 GP/WD
USB 2.0 HS OTG,
USB 1.1,
3 McASP, 2 SPI,
2 I2C, 3 UART
OMAPARM926EJS,
L138BZCE31
C674x
456
456
16K
32K
16K
32K
256K
128K DDR2, mDDR, 64 Ch
Shared NAND, NOR,
SDRAM
3 GP,
1 GP/WD
USB 2.0 HS OTG,
USB 1.1,
1 McASP,
2 McBSP, 2 I2C,
3 UART 2 SPI,
10/100 Ethernet MAC, 1.0 – 1.8/
2 MMC/SD, 2 PWMs, LCD 1.2 3.3
controller, video interface,
UPI, SATA,
3 eCAP
OMAPARM926EJS,
L138BZWT31
C674x
456
456
16K
32K
16K
32K
256K
128K DDR2, mDDR, 64 Ch
Shared NAND, NOR,
SDRAM
3 GP,
1 GP/WD
USB 2.0 HS OTG,
USB 1.1,
1 McASP,
2 McBSP, 2 I2C,
3 UART 2 SPI,
10/100 Ethernet MAC, 1.0 – 1.8/
16 mm,
18.60
2 MMC/SD, 2 PWMs, LCD 1.2 3.3 0.8-mm pitch,
controller, video interface,
BGA-361
UPI, SATA,
3 eCAP
11
੗༵ࠃਏᆶકቛ࿒‫ڦྷݔ܈‬ഗॲă
Devices
with an extended temperature range are available.
are quoted
in U.S.
dollars in quantities of 100 and represent year 2011
suggested
resale pricing. All prices are subject to change. Customers are advised to obtain the most currentTI
andइൽፌႎ‫ڦ‬
complete pricing
Քॏྺᅜ
ೌྺ಼ଉ֑ࠔ้‫ڦ‬ெᇮॏ߭ǈժ‫پ‬՗
౎‫ॺڦ‬ᅱገ๳ॏă໯ᆶ‫ڦ‬ॏ߭‫ۼ‬ᆶ੗ీՎ߸ăॺᅱਜ਼ࢽሞူ۩‫ڇ‬ኮമံٗ
**Prices
100
2011
information from TI prior
placing orders. TI may verify final pricing prior to accepting any order.
ྜԢॏ߭႑တă
TI toॽሞথ๴۩‫ڇ‬ኮമࢃํፌዕॏ߭ă
ຕጴ႑ࡽ‫ت‬૙ഗĊĊ‫ۅޝ‬႙
Digital Signal Processors — Floating-Point
RAM (Bytes)
Data/Prog
Device
McBSP McASP
DMA
COM
SPI/
I2C
Typical Activity
Total Internal
Power (W)
(Full Device
MHz MFLOPS
Speed)
—
—
150
900
See Datasheet
1.2
3.3
27mm BGA-272
15.16†
Voltage
(V)
Core
I/O
Package(s)
Price*
TMS320C67x™ DSP Generation — Floating-Point DSPs
TMS320C6712DGDP150
4K/4K/64K1
TMS320C6713BPYP200
4K/4K/256K2
4
6
TMS320C6720BRFP200
32K/64K/384K
3,4
TMS320C6722BRFP200
3,4
TMS320C6722BRFP250
3,4,5
TMS320C6722BRFPA225
TMS320C6726BRFP2664
TMS320C6726BRFPA2253,4,5
TMS320C6727BZDH250
TMS320C6727BZDH2753,4
TMS320C6727BZDH3003,4,9
TMS320C6727BZDH350
TMS320C6727BZDHA2503,4,5
TMS320C6742BZCE2
TMS320C6742BZCEA2
TMS320C6742BZWT2
TMS320C6742BZWTA2
2
—
162
29
28
162
HPI/16
—
200
1200
See Datasheet
1.2
3.3
28mm TQFP-208
20.95†
2
—
2/2
200
1200
See Datasheet
1.2
3.3
22mm PQFP-144
7.53†
—
2
dMAX
32K/128K/384K
6
—
2
dMAX
—
2/2
200
1200
See Datasheet
1.2
3.3
22mm PQFP-144
11.14†
32K/128K/384K
6
—
2
dMAX
—
2/2
250
1500
See Datasheet
1.2
3.3
22mm PQFP-144
12.94†
6
—
—
—
—
—
—
—
—
1
1
1
1
2
37
378
3
3
3
3
3
1
1
1
1
dMAX
dMAX
dMAX
dMAX
dMAX
dMAX
dMAX
dMAX
64 Ch
64 Ch
64 Ch
64 Ch
—
—
—
UHPI
UHPI
UHPI
UHPI
UHPI
—
—
—
—
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
1/1
1/1
1/1
1/1
225
266
225
250
275
300
350
250
200
200
200
200
1350
1600
1350
1500
1650
1800
2100
1500
1600
1600
1600
1600
See Datasheet
See Datasheet
See Datasheet
See Datasheet
See Datasheet
See Datasheet
See Datasheet
See Datasheet
See Datasheet
See Datasheet
See Datasheet
See Datasheet
1.2
1.2
1.2
1.2
1.2
1.2
1.4
1.2
1.0-1.2
1.0-1.2
1.0-1.2
1.0-1.2
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
1.8/3.3
1.8/3.3
1.8/3.3
1.8/3.3
22mm PQFP-144
22mm PQFP-144
22mm PQFP-144
17mm BGA-256
17mm BGA-256
17mm BGA-256
17mm BGA-256
17mm BGA-256
13mm BGA-361
13mm BGA-361
16mm BGA-361
16mm BGA-361
12.94†
16.68†
16.68†
19.74†
20.84†
23.58†
32.29†
23.58†
6.70
8.05
6.70
8.05
32K/128K/384K
32K/256K/384K7
32K/256K/384K6
32K/256K/384K
32K/256K/384K6
32K/256K/384K6
32K/256K/384K
32K/256K/384K6
32K/32K/64K
32K/32K/64K
32K/32K/64K
32K/32K/64K
11
Format
represents cache memory architecture:
[data cache] ]/[program
cache] / [unified
߭๕՗ኙକߛ໏࣐٪ॐࠓǖ
[ຕ਍ߛ໏࣐٪
/ [‫ײ‬Ⴞߛ໏࣐٪
] / cache].
[ཥᅃ‫ߛڦ‬
2
Enhanced]ă
DMA.
໏࣐٪
109
The
designation256
“D4”ᆅগ
is for BGA
industrial
of –40°C to 90°C.
ᄺ੗༵ࠃ
Ă17temperature
‫ހ‬ጎă
mm (GDH)range
designations “A3, T2 and T3” are for automotive temperature range of –40°C to 125°C.
Քኾ‫ޙ‬ĐD4đᆩᇀ՗๖ ǉ40ņ ዁ 90ņ ‫߾ڦ‬ᄽ࿒‫ྷݔ܈‬ă
Note: All devices include two timers.
11
ǉavailable
ņ ‫ڦ‬ഛ‫כ‬࿒‫ྷݔ܈‬ă
Note:Քኾ‫ޙ‬Đ
Enhanced plastic
andࢅ
military
DSP versions are
selected
DSPs.
A3ĂT2
T3đᆩᇀ՗๖
40ņ ዁for125
*Prices are quoted in U.S. dollars in quantities of 1,000 (except where marked with †) and represent year
ጀǖ໯ᆶ‫ڦ‬ഗॲ਩Ԉઔଇ้߲ۨഗă
2011 suggested resale pricing. All prices are subject to change. Customers are advised to obtain the
ጀǖ‫ܔ‬ᇀ჋ۨ‫ڦ‬
੗༵ࠃሺഽ႙໒‫ࢅހ‬ਬᆩ
ӲԨă
DSPpricing
DSPorders.
most
current and complete
information from TI prior to placing
TI may verify final pricing
priorՔॏྺഥೌ಼ଉ‫ڦ‬ெᇮॏ߭ǄՔᆶ
to accepting any order.
†
‫ྔأڦ‬ǅǈժ‫پ‬՗
*
2011 ౎‫ॺڦ‬ᅱገ
†
Suggested
resale price in U.S. dollars in quantities of 100. All other information in previous footnoteइൽ
๳ॏ߭ă໯ᆶ‫ڦ‬ॏ߭‫ۼ‬ᆶ੗ీՎ߸ăॺᅱਜ਼ࢽሞူ۩‫ڇ‬ኮമံٗ
TI
applies.
ፌႎ‫ྜڦ‬Ԣॏ߭႑တă ॽሞথ๴۩‫ڇ‬ኮമࢃํፌዕॏ߭ă
11
The
10
3
2 Extended
temperature versions available for C6722, C6726, C6727, C6713, C6711D DSPs.
DMAă
RFP and ZDH packages are Pb-Free.
35
Ă
ĂC6713
ĂC6711D
੗༵ࠃકቛ࿒‫܈‬ӲԨă
The
“A” designation
for extended
temperature
range
of –40°C
to 105°C.
C6722
C6726ĂisC6727
DSP
6
4 Format represents program cache/program or data memory/ROM.
7 RFP ࢅ ZDH ‫ހ‬ጎ๟࿮ത႙‫ހ‬ጎă
McASP2 DIT only.
58
Քኾ‫ޙ‬Đ
ǉ40
ņ዁
ņ ‫ڦ‬કቛ࿒‫ྷݔ܈‬ă
Ađᆩᇀ՗๖
The
C6713 DSP
can be configured
to have
up105
to three
serial ports in various McASP/McBSP
2
6 combinations by not utilizing the HPI. Other configurable serial options include I C and additional GPIO.
߭๕‫پ‬՗‫ײ‬Ⴞߛ໏࣐٪
‫ײ‬Ⴞईຕ਍٪‫ئ‬ഗ
/
/ROMă
9
Also available in 256-pin BGA, 17-mm (GDH) package.
4 ሺഽ႙
7
TI
ৈ၌ᇀ McASP2 DITă
†
ᅜ 100 ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅăമ௬গጀ‫ڦت‬໯
ᆶഄ໱႑တ਩๢ᆩă
8
‫ړ‬փ֑ᆩ HPI ้ǈ੗ཚࡗದዃ๑ C6713 DSP ሞփཞ‫ ڦ‬McASP/McBSP ፇࢇዐ
ਏᆶ‫ٳܠ‬ෙ߲‫ز‬ႜ‫܋‬੨ăഄ໱‫ڦ‬੗ದዃ‫ز‬ႜ჋ၜԈઔ I2C ࢅ‫ ڦྔܮ‬GPIOă
Audio Guide
ᅼೕኸళ
45
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
ຕጴ႑ࡽ‫ت‬૙ഗĊĊ‫ۅޝ‬႙ǄჄǅ
Digital Signal Processors — Floating-Point (Continued)
Device
RAM (Bytes)
Data/Prog
McBSP McASP
DMA
COM
SPI/
I2C
Typical Activity
Total Internal
Power (W)
(Full Device
MHz MFLOPS
Speed)
Voltage
(V)
Core
I/O
Package(s)
Price*
TMS320C67x™ DSP Generation — Floating-Point DSPs (Continued)
TMS320C6743BPTP2
32K/32K/128K
—
2
32 Ch
—
TMS320C6743BPTP3
32K/32K/128K
—
2
32 Ch
—
TMS320C6743BPTPT211
32K/32K/128K
—
2
32 Ch
—
TMS320C6743BPTPT311
32K/32K/128K
—
2
32 Ch
—
TMS320C6743BZKB3
32K/32K/128K
—
2
32 Ch2
—
TMS320C6743BZKBT311
32K/32K/128K
—
2
32 Ch2
—
TMS320C6745BPTP3
32K/32K/256K
—
2
32 Bit
—
TMS320C6745BPTP4
32K/32K/256K
—
2
32 Bit
—
TMS320C6745BPTPA311
32K/32K/256K
—
2
32 Bit
—
TMS320C6745BPTPD410
32K/32K/256K
—
2
32 Bit
—
TMS320C6745BPTPT311
32K/32K/256K
—
2
32 Bit
—
TMS320C6746BZCE3
32K/32K/256K
2
1
64 Ch
UHPI
TMS320C6746BZCE4
32K/32K/256K
2
1
64 Ch
UHPI
TMS320C6746BZCEA311
32K/32K/256K
2
1
64 Ch
UHPI
32K/32K/256K
2
1
64 Ch
UHPI
TMS320C6746BZCED410
TMS320C6746BZWT311
32K/32K/256K
2
1
64 Ch
UHPI
TMS320C6746BZWTA311
32K/32K/256K
2
1
64 Ch
UHPI
TMS320C6746BZWTD410
32K/32K/256K
2
1
64 Ch
UHPI
TMS320C6747BZKB3
32K/256K/128K
2
3
32/16 Bit UHPI
TMS320C6747BZKB4
32K/256K/128K
—
3
32/16 Bit UHPI
TMS320C6747BZKBA311
32K/256K/128K
—
3
32/16 Bit UHPI
TMS320C6747BZKBD410
32K/256K/128K
—
3
32/16 Bit UHPI
TMS320C6747BZKBT311
32K/256K/128K
—
2
32/16 Bit UHPI
TMS320C6748BZCE3
32K/256K/128K
2
1
64 Ch
UHPI
TMS320C6748BZCE4
32K/256K/128K
2
1
64 Bit
UHPI
TMS320C6748BZCEA311
32K/256K/128K
2
1
32/16 Bit UHPI
TMS320C6748BZCED4
32K/256K/128K
1
1
64 Bit
UHPI
32K/256K/128K
2
1
64 Ch
UHPI
TMS320C6748BZWT311
TMS320C6748BZWT4
32K/256K/128K
2
1
64 Bit
UHPI
TMS320C6748BZWTA311
32K/256K/128K
2
1
64 Bit
UHPI
TMS320C6748BZWTD410
32K/256K/128K
2
1
64 Bit
UHPI
11
߭๕՗ኙକߛ໏࣐٪ॐࠓǖ
Format
represents cache memory architecture:
[data cache] ]/[program
cache] / [unified
[ຕ਍ߛ໏࣐٪
/ [‫ײ‬Ⴞߛ໏࣐٪
] / cache].
[ཥᅃ‫ߛڦ‬
2
໏࣐٪
Enhanced]ă
DMA.
1/2
1/2
1/2
1/2
1/2
1/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
2/2
200
1600
See Datasheet
1.2
3.3
24mm QFP-176
375
3000
See Datasheet
1.2
3.3
24mm QFP-176
200
1600
See Datasheet
1.2
3.3
24mm QFP-176
375
3000
See Datasheet
1.2
3.3
24mm QFP-176
375
1800
See Datasheet
1.2
3.3
17mm BGA-256
200
1600
See Datasheet
1.2
3.3
17mm BGA-256
375
1800
See Datasheet
1.2
3.3
24mm QFP-176
456
3648
See Datasheet
1.2
3.3
24mm QFP-176
375
3000
See Datasheet
1.2
3.3
24mm QFP-176
456
3648
See Datasheet
1.2
3.3
24mm QFP-176
375
3000
See Datasheet
1.2
3.3
24mm QFP-176
375
1800
See Datasheet 1.0-1.2 1.8/3.3 13mm BGA-361
456
3648
See Datasheet 1.0-1.2 1.8/3.3 13mm BGA-361
375
3000
See Datasheet 1.0-1.2 1.8/3.3 13mm BGA-361
456
3648
See Datasheet 1.0-1.2 1.8/3.3 13mm BGA-361
375
1800
See Datasheet 1.0-1.2 1.8/3.3 16mm BGA-361
375
3000
See Datasheet 1.0-1.2 1.8/3.3 16mm BGA-361
456
3648
See Datasheet 1.0-1.2 1.8/3.3 16mm BGA-361
375
3000
See Datasheet
1.2
3.3
16mm BGA-361
456
3648
See Datasheet
1.2
3.3
17mm BGA-256
375
3000
See Datasheet
1.2
3.3
17mm BGA-256
456
3648
See Datasheet
1.2
3.3
17mm BGA-256
375
3648
See Datasheet
1.2
3.3
17mm BGA-256
375
3000
See Datasheet 1.0-1.2 1.8/3.3 13mm BGA-361
456
3648
See Datasheet
1.2
3.3
16mm BGA-361
375
3000
See Datasheet
1.2
3.3
16mm BGA-361
456
3648
See Datasheet
1.2
3.3
16mm BGA-361
375
3000
See Datasheet 1.0-1.2 1.8/3.3 16mm BGA-361
456
3648
See Datasheet
1.2
3.3
16mm BGA-361
375
3000
See Datasheet
1.2
3.3
16mm BGA-361
456
3648
See Datasheet
1.2
3.3
16mm BGA-361
109 ᄺ੗༵ࠃ
Ă17temperature
‫ހ‬ጎă
The designation256
“D4”ᆅগ
is for BGA
industrial
of –40°C to 90°C.
mm (GDH)range
11
The designations “A3, T2 and T3” are for automotive temperature range of –40°C to 125°C.
10
Քኾ‫ޙ‬ĐD4đᆩᇀ՗๖ ǉ40ņ ዁ 90ņ ‫߾ڦ‬ᄽ࿒‫ྷݔ܈‬ă
Note: All devices include two timers.
11
ǉavailable
ņ ‫ڦ‬ഛ‫כ‬࿒‫ྷݔ܈‬ă
Note:Քኾ‫ޙ‬Đ
Enhanced plastic
andࢅ
military
DSP versions are
selected
DSPs.
A3ĂT2
T3đᆩᇀ՗๖
40ņ ዁for125
*Prices are quoted in U.S. dollars in quantities of 1,000 (except where marked with †) and represent year
ጀǖ໯ᆶ‫ڦ‬ഗॲ਩Ԉઔଇ้߲ۨഗă
2011 suggested resale pricing. All prices are subject to change. Customers are advised to obtain the
ጀǖ‫ܔ‬ᇀ჋ۨ‫ڦ‬
੗༵ࠃሺഽ႙໒‫ࢅހ‬ਬᆩ
ӲԨă
DSPpricing
DSPorders.
most
current and complete
information from TI prior to placing
TI may verify final pricing
†
priorՔॏྺഥೌ಼ଉ‫ڦ‬ெᇮॏ߭ǄՔᆶ
to accepting any order.
‫ྔأڦ‬ǅǈժ‫پ‬՗
2011 ౎‫ॺڦ‬ᅱገ
† *
Suggested
resale price in U.S. dollars in quantities of 100. All other information in previous footnoteइൽ
๳ॏ߭ă໯ᆶ‫ڦ‬ॏ߭‫ۼ‬ᆶ੗ీՎ߸ăॺᅱਜ਼ࢽሞူ۩‫ڇ‬ኮമံٗ
TI
applies.
ፌႎ‫ྜڦ‬Ԣॏ߭႑တă ॽሞথ๴۩‫ڇ‬ኮമࢃํፌዕॏ߭ă
3
2 Extended temperature versions available for C6722, C6726, C6727, C6713, C6711D DSPs.
4 ሺഽ႙ DMAă
RFP and ZDH packages are Pb-Free.
35
ĂC6713
ĂC6711D
੗༵ࠃકቛ࿒‫܈‬ӲԨă
The
“A” Ă
designation
for extended
temperature
range
of –40°C
to 105°C.
C6722
C6726ĂisC6727
DSP
6
4 Format represents program cache/program or data memory/ROM.
ࢅ
‫ހ‬ጎ๟࿮ത႙‫ހ‬ጎă
RFP
ZDH
7
McASP2 DIT only.
58
Քኾ‫ޙ‬Đ
ǉ40
ņ዁
ņ ‫ڦ‬કቛ࿒‫ྷݔ܈‬ă
Ađᆩᇀ՗๖
The
C6713 DSP
can be configured
to have
up105
to three
serial ports in various McASP/McBSP
2
6 combinations by not utilizing the HPI. Other configurable serial options include I C and additional GPIO.
߭๕‫پ‬՗‫ײ‬Ⴞߛ໏࣐٪/‫ײ‬Ⴞईຕ਍٪‫ئ‬ഗ/ROMă
9
Also available in 256-pin BGA, 17-mm (GDH) package.
7
TI
ৈ၌ᇀ McASP2 DITă
†
ᅜ 100 ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅăമ௬গጀ‫ڦت‬໯
ᆶഄ໱႑တ਩๢ᆩă
8
‫ړ‬փ֑ᆩ HPI ้ǈ੗ཚࡗದዃ๑ C6713 DSP ሞփཞ‫ ڦ‬McASP/McBSP ፇࢇዐ
ਏᆶ‫ٳܠ‬ෙ߲‫ز‬ႜ‫܋‬੨ăഄ໱‫ڦ‬੗ದዃ‫ز‬ႜ჋ၜԈઔ I2C ࢅ‫ ڦྔܮ‬GPIOă
Audio Guide
ᅼೕኸళ
7.80
8.95
9.40
10.55
8.95
7.80
11.25
13.50
13.50
15.20
15.20
13.50
15.00
15.00
16.90
13.50
15.00
16.90
13.00
15.60
15.60
17.55
15.60
15.20
18.25
18.25
20.55
15.20
18.25
18.25
20.55
46
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
ຕጴ႑ࡽ‫ت‬૙ഗĊĊۨ‫ۅ‬႙
Digital Signal Processors — Fixed-Point
Device
RAM
(Bytes)
ROM
(Bytes)
EMIF
(Bits)
DMA
(Ch)
DAT/PRO
(ADDR)
(Words)
Voltage
(V)
Serial Ports
Core
I/O
MHz
MIPS
Package(s)
Price*
TMS320C55x™ DSP Generation — Fixed-Point DSPs
TMS320C5504AZCH10
256K
128K
16
16
2M
200
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3 60/100 (max)
196 nFBGA
4.95
TMS320C5504AZCH12
256K
128K
16
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
TMS320C5504AZCH15
TMS320C5504AZCHA10
TMS320C5504AZCHA12
TMS320C5505AZCH10
256K
256K
256K
320K
128K
128K
128K
128K
16
16
16
16
16
16
16
16
2
120
240
196 nFBGA
5.70
150
2M
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
300
196 nFBGA
6.20
2M
200
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3 60/100 (max)
196 nFBGA
5.95
2
2
2M
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
120
240
196 nFBGA
6.70
2M
200
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3 60/100 (max)
196 nFBGA
5.95
2
2
TMS320C5505AZCH12
320K
128K
16
16
2M
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
120
240
196 nFBGA
6.85
TMS320C5505AZCH15
320K
128K
16
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
150
300
196 nFBGA
7.45
TMS320C5505AZCHA10
320K
128K
16
16
2M
200
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3 60/100 (max)
196 nFBGA
7.15
TMS320C5505AZCHA12
TMS320C5514AZCH10
TMS320C5514AZCH12
TMS320C5514AZCHA10
TMS320C5514AZCHA12
320K
256K
256K
256K
256K
128K
128K
128K
128K
128K
16
16
16
16
16
16
16
16
16
16
2
2M
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
120
240
196 nFBGA
8.05
2M
200
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3 60/100 (max)
196 nFBGA
6.50
2
2
2M
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
120
240
196 nFBGA
7.50
2M
200
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3 60/100 (max)
196 nFBGA
7.80
2
2
2M
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
120
240
196 nFBGA
8.80
196 nFBGA
7.65
TMS320C5515AZCH10
320K
128K
16
16
2M
200
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3 60/100 (max)
TMS320C5515AZCH12
320K
128K
16
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
240
196 nFBGA
8.80
196 nFBGA
9.20
2
120
TMS320C5515AZCHA10
320K
128K
16
16
2M
200
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3 60/100 (max)
TMS320C5515AZCHA12
320K
128K
16
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
120
240
196 nFBGA
10.35
TMS320C5532AZHH05
64K
128K
—
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
50
100
144 BGA
2.40
TMS320C5532AZHH10
64K
128K
—
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
100
200
144 BGA
2.95
TMS320C5532AZHHA05
64K
128K
—
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
50
100
144 BGA
2.90
2
TMS320C5532AZHHA10
64K
128K
—
16
2M
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
100
200
144 BGA
3.55
TMS320C5533AZHH05
128K
128K
—
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
50
100
144 BGA
2.95
TMS320C5533AZHH10
128K
128K
—
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
100
200
144 BGA
3.95
2
TMS320C5533AZHHA05
128K
128K
—
16
2M
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
50
100
144 BGA
3.55
TMS320C5533AZHHA10
128K
128K
—
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
100
200
144 BGA
4.75
TMS320C5534AZHH05
256K
128K
—
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
50
100
144 BGA
3.95
2
TMS320C5534AZHH10
256K
128K
—
16
2M
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
100
200
144 BGA
4.95
TMS320C5534AZHHA05
256K
128K
—
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
50
100
144 BGA
4.75
TMS320C5534AZHHA10
256K
128K
—
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
100
200
144 BGA
5.95
TMS320C5535AZHH05
320K
128K
—
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
50
100
144 BGA
4.95
2
TMS320C5535AZHH10
320K
128K
—
16
2M
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
100
200
144 BGA
5.95
TMS320C5535AZHHA05
320K
128K
—
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
50
100
144 BGA
5.95
TMS320C5535AZHHA10
320K
128K
—
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
100
200
144 BGA
7.15
2
TMS320C5525AZCHA17
320K
128K
16
16
2M
USB 2.0, ADC, UART, I C, RTC, 2 MMC/SD 1.05/1.2 1.8/2.5/2.8/3.2
200
400
195 nFBGA
9.95
TMS320C5525AZCHA20
321K
129K
16
16
2M
USB 2.0, ADC, UART, I2C, RTC, 2 MMC/SD 1.05-1.3 1.8/2.5/2.8/3.3
200
400
196 nFBGA
10.95
ᅜ1,000resale
ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
price in U.S. dollars in quantities of 1,000.
**Suggested
Audio Guide
ᅼೕኸళ
47
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
TM
ྲ੦዆ഗ
TMS320C2000
TMS320C2000™ Microcontrollers
ROM (KB)
PWM Ch
HiRes PWM
Quadrature
Encoder
Event
Captures
Timers1
12-Bit ADC
Channels/
Conversion
Time (ns)
Comparators
USB (Host)
McBSP
I2C
UART/SCI
SPI
Lin
CAN
Core Supply (V)
GPIO Pins
On-Chip OSC/
Regulator
Communication Ports
Flash (KB)
CLA
Control Interfaces
RAM (KB)
Memory
DMA
VCU
Device
(TMS320x)
Speed (MHz)
Processor
Package(s)
12
12
12
12
10
6
6
64
32
64
32
64
32
16
Boot
Boot
Boot
Boot
Boot
Boot
Boot
9
9
9
9
9
9
8
4
4
4
4
—
—
—
0
0
0
0
0
0
0
1
1
1
1
1
1
0
9
9
9
9
9
9
8
7-13/217
7-13/217
7-13/260
7-13/260
7-13/500
7-13/500
7-13/500
1-2
1-2
1-2
1-2
1-2
1-2
1-2
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
3.3
3.3
3.3
3.3
3.3
3.3
3.3
20-22
20-22
20-22
20-22
20-22
20-22
20-22
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
38TSSOP, 48LQFP
38TSSOP, 48LQFP
38TSSOP, 48LQFP
38TSSOP, 48LQFP
38TSSOP, 48LQFP
38TSSOP, 48LQFP
38TSSOP, 48LQFP
2.85-3.47
2.65-3.24
2.45-3.00
2.25-2.76
2.20-2.45
1.99-2.23
1.85-2.01
20
20
20
20
16
12
128
128
64
64
64
32
Boot
Boot
Boot
Boot
Boot
Boot
13-15
13-15
13-15
13-15
13-15
13-15
6-7
6-7
6-7
6-7
—
—
1
1
1
1
1
1
3
3
3
3
1
1
11-12
11-12
11-12
11-12
11-12
11-12
14-16/217
14-16/217
14-16/217
14-16/217
14-16/500
14-16/500
3
3
3
3
3
3
—
—
—
—
—
—
—
—
—
—
—
—
1
1
1
1
1
1
1
1
1
1
1
1
1-2
1-2
1-2
1-2
1-2
1-2
1
1
1
1
1
1
1
1
1
1
1
1
—
—
—
—
—
—
3.3
3.3
3.3
3.3
3.3
3.3
26-44
26-44
26-44
26-44
26-44
26-44
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
56QFN, 64TQFP, 80LQFP
56QFN, 64TQFP, 80LQFP
56QFN, 64TQFP, 80LQFP
56QFN, 64TQFP, 80LQFP
56QFN, 64TQFP, 80LQFP
56QFN, 64TQFP, 80LQFP
4.41-5.62
3.75-4.77
4.11-5.22
3.49-4.44
2.97-3.91
2.79-3.67
External
Memory
Bus
Price*
F2802x Piccolo™ MCUs
F28027
F28026
F28023
F28022
F28021
F28020
F280200
60
60
50
50
40
40
40
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
F2803x Piccolo MCUs
F28035
F28034
F28033
F28032
F28031
F28030
60
60
60
60
60
60
—
—
—
—
—
—
—
—
—
—
—
—
Yes
—
Yes
—
—
—
F2806x Piccolo MCUs with Floating-Point Capabilities
F28069
F28068
F28067
F28066
F28065
F28064
F28063
F28062
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
80
Yes
Yes
Yes
Yes
—
—
—
—
Yes
Yes
Yes
Yes
—
—
—
—
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
—
—
—
—
—
—
Yes
Yes
—
—
—
—
—
—
100
100
100
100
100
100
68
68
100
100
100
100
68
68
52
52
256
256
256
256
256
256
256
256
128
128
128
128
128
128
128
128
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
15
19
15
19
15
19
15
19
15
19
15
19
15
19
15
19
6
8
6
8
6
8
6
8
6
8
6
8
6
8
6
8
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
3
7
3
7
3
7
3
7
3
7
3
7
3
7
3
7
12
16
12
16
12
16
12
16
12
16
12
16
12
16
12
16
12/325
16/325
12/325
16/325
12/325
16/325
12/325
16/325
12/325
16/325
12/325
16/325
12/325
16/325
12/325
16/325
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
0-1
0-1
0-1
0-1
0-1
0-1
0-1
0-1
0-1
0-1
0-1
0-1
0-1
0-1
0-1
0-1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
40
54
40
54
40
54
40
54
40
54
40
54
40
54
40
54
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
Yes/Yes
80LQFP, 80HTQFP
100LQFP, 100HTQFP
80LQFP, 80HTQFP
100LQFP, 100HTQFP
80LQFP, 80HTQFP
100LQFP, 100HTQFP
80LQFP, 80HTQFP
100LQFP, 100HTQFP
80LQFP, 80HTQFP
100LQFP, 100HTQFP
80LQFP, 80HTQFP
100LQFP, 100HTQFP
80LQFP, 80HTQFP
100LQFP, 100HTQFP
80LQFP, 80HTQFP
100LQFP, 100HTQFP
7.90
8.45
7.00
7.55
6.60
7.15
6.20
6.75
7.10
7.65
6.20
6.75
5.40
5.95
4.95
5.50
16 or 32-bit
16 or 32-bit
16 or 32-bit
16 or 32-bit
16 or 32-bit
16 or 32-bit
16 or 32-bit
16 or 32-bit
16 or 32-bit
283x Delﬁno™ Floating-Point MCUs
C28346
C28345
C28344
C28343
C28342
C28341
F28335
F28334
F28332
300
200
300
200
300
200
150
150
100
—
—
—
—
—
—
—
—
—
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
—
—
—
—
—
—
—
—
—
516
516
260
260
196
196
68
68
52
—
—
—
—
—
—
512
256
128
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
24
24
24
24
16
16
18
16
16
9
9
9
9
6
6
6
6
4
3
3
3
3
2
2
2
2
2
6
6
6
6
4
4
6
4
4
19
19
19
19
14
14
16
14
14
—
—
—
—
—
—
16/80
16/80
16/80
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2
2
2
2
1
1
2
2
1
1
1
1
1
1
1
1
1
1
3
3
3
3
3
3
3
3
2
2
2
2
2
2
2
1
1
1
—
—
—
—
—
—
—
—
—
2
2
2
2
2
2
2
2
2
1.2
1.1
1.2
1.1
1.2
1.1
1.9
1.9
1.9
88
88
88
88
88
88
88
88
88
—
—
—
—
—
—
—
—
—
256BGA
256BGA, 179BGA
256BGA
256BGA, 179BGA
256BGA
256BGA, 179BBGA
179BGA, 176LQFP
179BGA, 176LQFP
179BGA, 176LQFP
16.39
14.42
12.78
11.25
10.17
8.95
15.65
14.75
13.85
68
68
52
36
36
36
36
36
20
20
12
12
12
12
12
12
512
256
128
256
256
128
256
128
64
128
64
32
64
32
32
32
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
Boot
18
16
16
16
16
16
16
16
16
16
8
8
8
8
10
10
6
6
4
—
—
—
6
4
4
16
3
3
3
3
4
4
2
2
2
2
2
2
2
2
2
—
1
1
1
1
0
0
6
4
4
6
6
6
4
4
4
—
2
2
2
2
2
2
16
14
14
8
8
8
14
14
14
24
9
9
9
9
10
10
16/80
16/80
16/80
16/80
16/80
16/80
16/80
16/160
16/160
16/80
16/160
16/160
16/267
16/267
16 / 267
16 / 267
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2
2
1
1
1
1
—
—
—
—
—
—
—
—
—
—
1
1
1
—
—
—
1
1
1
1
1
1
1
1
1
1
3
3
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
4
4
4
1
2
2
2
2
1
1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2 16 or 32-bit 1.9
2 16 or 32-bit 1.9
2 16 or 32-bit 1.9
1
16-bit
1.9
1
—
1.9
1
—
1.9
2
—
1.8
2
—
1.8
1
—
1.8
—
—
1.8
1
—
1.8
1
—
1.8
1
—
1.8
1
—
1.8
1
—
1.8
—
—
1.8
88
88
88
56
56
56
35
35
35
35
35
35
35
35
35
35
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
179BGA, 176LQFP
179BGA, 176LQFP
179BGA, 176LQFP
179BGA, 176LQFP
128LQFP
128LQFP
100BGA, 100LQFP
100BGA, 100LQFP
100BGA, 100LQFP
100LQFP
100BGA, 100LQFP
100BGA, 100LQFP
100LQFP
100LQFP
100LQFP
100BGA, 100LQFP
14.55
13.72
12.88
15.75
14.75
13.85
12.95
11.60
8.70
9.95
7.10
5.80
4.75
3.95
3.50
3.25
28x Fixed-Point MCUs
F28235
F28234
F28232
F2812
F2811
F2810
F2809
F2808
F2806
F28044
F2802
F2801
F2802-60
F2801-60
F28016
F28015
150
150
100
150
150
150
100
100
100
100
100
100
60
60
60
60
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Yes
Yes
Yes
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
໯ᆶഗॲ਩ਏᆶ
(125ņ
) ፌ‫ٷ‬࿒‫ྷݔ܈‬ă໯ᆶഗ
All
devices available AEC-Q100
with AEC-Q100
(125°C)
maximum temperature
ॲ਩੗༵ࠃ࿮ത
/ ୴෥࣍ԍ႙‫ހ‬ጎă੗༵ࠃ
ROM ഗॲă
range.
All devices available
in Pb-Free/Green packaging.ROM
devices
߸‫ၘܠ‬
are
available. Please contact TI sales for more information.
Audio Guide
ᅼೕኸళ
1
൧൩૴ဣ
TIăCPU timers, PWM timers, eCAP timers and
Timers include
1 Watchdog timers.
้ۨഗԈઔ CPU ้ۨഗĂPWM ้ۨഗĂeCAP ้ۨഗࢅ
*Prices are quoted in U.S. dollars in quantities of 1,000 and
ੂோࠑ้ۨഗă
48
Քॏྺഥೌ಼ଉ‫ڦ‬ெᇮॏ߭ǈ‫پ‬՗
౎ए၍‫ހ‬ጎ
*represent
2011 packages.
2011 suggested resale pricing for baseline
(baseline
package)
All prices are
subjectഗॲ‫ॺڦ‬ᅱገ๳ॏ߭ă໯ᆶ‫ڦ‬ॏ߭‫ۼ‬ᆶ
to change.
੗ీՎ߸ă
New products
are listed in bold red.
ႎׂ೗ᅜ༹ٚࢤ෥Ք௽ă
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
TM
ྲ੦዆ഗ
Concerto
Concerto™ Microcontrollers
Control Interfaces
Speed
(MHz)
RAM Flash PWM HR
C28x/CM3 FPU VCU DMA (KB) (KB) Chs1 PWM
Communication Ports
Other
I/O /
Supply
ADC
ADC ADC Compa- USB
0-Pin I/O Voltage
Resolution Inputs MSPS rators (OTG) ENET SPI SCI CAN I2C McBSP OSCs Pins (V)
Package(s)
Device
Memory
Timers
Event
Captures
QEP/QEI
Processor
Ext.
Temp.
(–40 to
125°C) Price*
5-Series: Entry
F28M35E20B
60/60
Yes Yes Yes 72
512
24
16
25
6
3 2× 12-bit
20
4.6
6
—
—
5
6
2
3
1
2
F28M35E20C
60/60
Yes Yes Yes 72
512
24
16
25
6
3 2× 12-bit
20
4.6
6
1
Yes
5
6
2
3
1
2
F28M35E22B
60/60
Yes Yes Yes 136 512
24
16
25
6
3 2× 12-bit
20
4.6
6
—
—
5
6
2
3
1
2
F28M35E22C
60/60
Yes Yes Yes 136 512
24
16
25
6
3 2× 12-bit
20
4.6
6
1
Yes
5
6
2
3
1
2
F28M35E32B
60/60
Yes Yes Yes 136 768
24
16
25
6
3 2× 12-bit
20
4.6
6
—
—
5
6
2
3
1
2
F28M35E32C
60/60
Yes Yes Yes 136 768
24
16
25
6
3 2× 12-bit
20
4.6
6
1
Yes
5
6
2
3
1
2
F28M35E50B
60/60
Yes Yes Yes 72 1024 24
16
25
6
3 2× 12-bit
20
4.6
6
—
—
5
6
2
3
1
2
F28M35E50C
60/60
Yes Yes Yes 72 1024 24
16
25
6
3 2× 12-bit
20
4.6
6
1
Yes
5
6
2
3
1
2
F28M35E52B
60/60
Yes Yes Yes 136 1024 24
16
25
6
3 2× 12-bit
20
4.6
6
—
—
5
6
2
3
1
2
F28M35E52C
60/60
Yes Yes Yes 136 1024 24
16
25
6
3 2× 12-bit
20
4.6
6
1
Yes
5
6
2
3
1
2
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
Yes
6.71
Yes
8.15
Yes
8.64
Yes
10.08
Yes
9.26
Yes
10.70
Yes
8.88
Yes
10.32
Yes
9.84
Yes
11.28
Yes
9.12
Yes
10.56
Yes
10.08
Yes
11.52
Yes
10.70
Yes
12.14
Yes
10.32
Yes
11.76
Yes
11.28
Yes
12.72
Yes
11.76
Yes
13.20
Yes
12.72
Yes
14.16
Yes
13.34
Yes
14.78
Yes
12.96
Yes
14.40
Yes
13.92
Yes
15.36
5-Series: Mid-end
F28M35M20B
75/75
Yes Yes Yes 72
512
24
16
25
6
3 2× 12-bit
20
5.8
6
—
—
5
6
2
3
1
2
F28M35M20C
75/75
Yes Yes Yes 72
512
24
16
25
6
3 2× 12-bit
20
5.8
6
1
Yes
5
6
2
3
1
2
F28M35M22B
75/75
Yes Yes Yes 136 512
24
16
25
6
3 2× 12-bit
20
5.8
6
—
—
5
6
2
3
1
2
F28M35M22C
75/75
Yes Yes Yes 136 512
24
16
25
6
3 2× 12-bit
20
5.8
6
1
Yes
5
6
2
3
1
2
F28M35M32B
75/75
Yes Yes Yes 136 768
24
16
25
6
3 2× 12-bit
20
5.8
6
—
—
5
6
2
3
1
2
F28M35M32C
75/75
Yes Yes Yes 136 768
24
16
25
6
3 2× 12-bit
20
5.8
6
1
Yes
5
6
2
3
1
2
F28M35M50B
75/75
Yes Yes Yes 72 1024 24
16
25
6
3 2× 12-bit
20
5.8
6
—
—
5
6
2
3
1
2
F28M35M50C
75/75
Yes Yes Yes 72 1024 24
16
25
6
3 2× 12-bit
20
5.8
6
1
Yes
5
6
2
3
1
2
F28M35M52B
75/75
Yes Yes Yes 136 1024 24
16
25
6
3 2× 12-bit
20
5.8
6
—
—
5
6
2
3
1
2
F28M35M52C
75/75
Yes Yes Yes 136 1024 24
16
25
6
3 2× 12-bit
20
5.8
6
1
Yes
5
6
2
3
1
2
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
5-Series: High-end
or
F28M35H20B 150/75
5.8
6
— — 5 6 2 3
1
100/100 Yes Yes Yes 72 512 24 16 25 6 3 2× 12-bit 20
150/75 or
5.8
6
1 Yes 5 6 2 3
1
F28M35H20C 100/100 Yes Yes Yes 72 512 24 16 25 6 3 2× 12-bit 20
150/75
or
F28M35H22B
5.8
6
— — 5 6 2 3
1
100/100 Yes Yes Yes 136 512 24 16 25 6 3 2× 12-bit 20
150/75
or
F28M35H22C 100/100 Yes Yes Yes 136 512 24 16 25 6 3 2× 12-bit 20
5.8
6
1 Yes 5 6 2 3
1
F28M35H32B 150/75 or Yes Yes Yes 136 768 24 16 25 6 3 2× 12-bitt 20
5.8
6
— — 5 6 2 3
1
100/100
150/75 or Yes Yes Yes 136 768 24 16 25 6 3 2× 12-bit 20
5.8
6
1 Yes 5 6 2 3
1
F28M35H32C 100/100
or
F28M35H50B 150/75
5.8
6
— — 5 6 2 3
1
100/100 Yes Yes Yes 72 1024 24 16 25 6 3 2× 12-bit 20
150/75
or
F28M35H50C
5.8
6
1 Yes 5 6 2 3
1
100/100 Yes Yes Yes 72 1024 24 16 25 6 3 2× 12-bit 20
or
F28M35H52B 150/75
5.8
6
— — 5 6 2 3
1
100/100 Yes Yes Yes 136 1024 24 16 25 6 3 2× 12-bit 20
150/75
or
F28M35H52C
5.8
6
1 Yes 5 6 2 3
1
100/100 Yes Yes Yes 136 1024 24 16 25 6 3 2× 12-bit 20
All devices include one 2-pin oscillator
and POR/BOR.
໯ᆶഗॲ਩Ԉઔᅃ߲
2 ᆅগና‫ږ‬ഗࢅ
POR / BORă
11PWM channels include output from ePWM modules (2 per module) and eCAP. The eCAP can be configured as a PWM when not used for capture.
PWM ཚ‫ڢ‬Ԉઔઠጲ ePWM ఇ੷‫ڦ‬๼‫؜‬Ǆ௅߲ఇ੷ 2 ߲ǅࢅ eCAP ‫ڦ‬๼‫؜‬ă‫ړ‬փᆩᇀվइ้ǈeCAP ੗ԥದዃྺᅃ߲ PWMă
*Suggested resale price in U.S. dollars in quantities of 10,000.
* ᅜ1,000ೌྺ಼ଉ֑ࠔ้‫ॺڦ‬ᅱገ๳ॏǄ‫ڇ‬࿋ǖெᇮǅă
Audio Guide
ᅼೕኸళ
49
2
2
2
2
2
2
2
2
2
2
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
144
64 3.3/3.3 HTQFP
ႎׂ೗ᅜ༹ٚࢤ෥Ք௽ă
New products
are listed in bold red.
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
ᅼೕ้ዓ
Audio Clocks
Device
Core
Supply
Voltage
(V)
I/O
Voltage
(V)
Number
of PLL
Number
of
Max. Output
Outputs Frequency Input Frequency
(LVCMOS)
(MHz)
(MHz)
Fully
Integrated
VCXO
Circuitry
Except
Crystal
Oppm
Frequency
Generation
SpreadSpectrum
Clocking on
All Outputs
Support
Frequency
Switching
Programmability
Temp.
Range
Package(s) (°C)
Period
Jitter
(pa)
(typ)
Programmable Multiple PLL Clock Synthesizer Family with Fully-Integrated Fanouts
CDCE706
3.3
2.5 to 3.3
3
6
300
Crystal: 8 to 54
LVCMOS &
Differential: Up to
200
No
Yes
Yes
(only 1 PLL)
Yes
SMBus and EEPROM
TSSOP-20
–40 to
+85
60
CDCE906
3.3
2.5 to 3.3
3
6
167
Crystal: 8 to 54
LVCMOS &
Differential: Up to
167
No
Yes
Yes
(only 1 PLL)
Yes
SMBus and EEPROM
TSSOP-20
0 to 70
60
CDCE913
1.8
2.5 to 3.3
1
3
230
Crystal: 8 to 32
LVCMOS: Up
to 150
Yes
Yes
Yes
Yes
I2C and EEPROM
TSSOP-14
–40 to
+85
60
CDCE925
1.8
2.5 to 3.3
2
5
230
Crystal: 8 to 32
LVCMOS: Up
to 150
Yes
Yes
Yes
Yes
I2C and EEPROM
TSSOP-16
–40 to
+85
60
CDCE937
1.8
2.5 to 3.3
3
7
230
Crystal: 8 to 32
LVCMOS: Up
to 150
Yes
Yes
Yes
Yes
I2C and EEPROM
TSSOP-20
–40 to
+85
60
CDCE949
1.8
2.5 to 3.3
4
9
230
Crystal: 8 to 32
LVCMOS: Up
to 150
Yes
Yes
Yes
Yes
I2C and EEPROM
TSSOP-24
–40 to
+85
60
CDCEL913
1.8
1.8
1
3
230
Crystal: 8 to 32
LVCMOS: Up
to 150
Yes
Yes
Yes
Yes
I2C and EEPROM
TSSOP-14
–40 to
+85
60
CDCEL925
1.8
1.8
2
5
230
Crystal: 8 to 32
LVCMOS: Up
to 150
Yes
Yes
Yes
Yes
I2C and EEPROM
TSSOP-16
–40 to
+85
60
CDCEL937
1.8
1.8
3
7
230
Crystal: 8 to 32
LVCMOS: Up
to 150
Yes
Yes
Yes
Yes
I2C and EEPROM
TSSOP-20
–40 to
+85
60
CDCEL949
1.8
1.8
4
9
230
Crystal: 8 to 32
LVCMOS: Up
to 150
Yes
Yes
Yes
Yes
I2C and EEPROM
TSSOP-24
–40 to
+85
60
Audio Guide
ᅼೕኸళ
50
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
჋ስኸళ
Selection Guides
ఇె‫ܠ‬ୟްᆩഗतਸ࠲
Analog Multiplexers and Switches
Device
ron
(max)
ron Flatness
(max)
ron Mismatch
(max)
V+
V+
(min) (max)
(V)
(V)
Total
Harmonic
Distortion
(THD) (%)
ESD
ON Time,
OFF Time
(max) (ns)
Package(s)
Features
SPST
TS5A3166
0.9
0.15
—
1.65
5.5
2-kV HBM
0.005
7, 11.5
SC70-5, SOT-23, WCSP
TS5A3167
0.9
0.15
—
1.65
5.5
2-kV HBM
0.005
7, 11.5
SC70-5, SOT-23, WCSP
TS3A4741
0.9
0.4
0.05
1.65
3.6
2-kV HBM
0.003
14, 9
SSOP-8, MSOP-8
TS3A4742
0.9
0.4
0.05
1.65
3.6
2-kV HBM
0.003
14, 9
SSOP-8, MSOP-8
TS5A21366
1
0.25
0.1
1.65
5.5
2-kV HBM
0.002
72, 318
USB-8, μQFN
TS5A23166
0.9
0.25
0.1
1.65
5.5
2-kV HBM
0.005
7.5, 11
US8-8,WCSP
TS5A23167
0.9
0.25
0.1
1.65
5.5
2-kV HBM
0.005
7.5, 11
US8-8,WCSP
0.9
0.4
0.05
1.65
3.6
4-kV HBM
0.013
14, 9
14/TSSOP, SON, μQFN
TS5A3153
0.9
0.15
0.1
1.65
5.5
2-kV HBM
0.004
16, 15
US8-8, WCSP-8
TS5A3154
0.9
0.15
0.1
1.65
5.5
2-kV HBM
0.004
8, 12.5
US8-8, WCSP-8
TS5A3159
1.1
0.15
0.1
1.65
5.5
2-kV HBM
0.01
35, 20
SC70-6, SOT-23
SPST x 2
1.8-V Logic Compatible
Inputs
SPST x 4
TS3A4751
SPDT
TS5A3159A
0.9
0.25
0.1
1.65
5.5
2-kV HBM
0.004
30, 20
SC70-6, SOT-23, WCSP
TS5A3160
0.9
0.25
0.1
1.65
5.5
2-kV HBM
0.004
6, 13
SC70-6, SOT-23
TS5A4624
0.9
0.25
0.1
1.65
5.5
2-kV HBM
0.004
22, 8
SC70-6
TS5A6542
0.75
0.25
0.25
2.25
5.5
15-kV Contact
(IEC L-4)
0.004
25, 20
WCSP-8
TS5A12301E
0.75
0.1
0.1
2.25
5.5
8-kV Contact
(IEC L-4)
0.003
225, 215
WCSP-6 (0.4-mm pitch)
TS5A22362
0.74
0.46
0.23
2.3
5.5
2.5-kV HBM
0.01
80, 70
WCSP-10, SON-10, VSSOP
Negative Signal I/O
Capability
TS5A22364
0.74
0.46
0.23
2.3
5.5
2.5-kV HBM
0.01
80, 70
WCSP-10, SON-10, VSSOP
Negative Signal I/O
Capability
TS5A22366
1
0.51
0.2
2.25
5.5
2-kV HBM
0.02
375, 325
WCSP-12 (0.4-mm pitch),
μQFN-10
Negative Signal I/O
Capability
TS5A23159
0.9
0.25
0.1
1.65
5.5
2-kV HBM
0.004
13, 8
MSOP-10, QFN-10
TS5A23160
0.9
0.25
0.1
1.65
5.5
2-kV HBM
0.004
5.5, 10
MSOP-10
TS5A26542
0.75
0.25
0.25
2.25
5.5
15-kV Contact
(IEC L-4)
0.004
25, 20
WCSP-12
TS3A225E
0.1
—
—
2.7
4.5
8-kV Contact
Discharge (IEC L-4)
0.01
21, 21
WCSP-12
TS3A24157
0.6
0.04
0.07
1.65
3.6
2-kV HBM
0.005
35, 25
μQFN-10, VSSOP
TS3A24159
0.3
0.04
0.05
1.65
3.6
2-kV HBM
0.003
35, 25
WCSP-10, SON, VSSOP
TS3A26746E
0.08
—
—
3
3.6
8-kV Contact
Discharge (IEC L-4)
0.01
150, 5
WCSP-6
2 x 2 Crosspoint Switch
for Audio Applications
TS5USBA224
3
1.5
0.3
2.7
5.5
2-kV HBM
5.00
<4 μs
QFN-10
USB and Audio Switch with
Negative Signal Capability
0.45
0.1
0.07
1.65
4.3
2-kV HBM
0.003
23, 32
TSSOP-16, SON, μQFN
0.9
0.25
0.1
1.65
5.5
2-kV HBM
0.005
21, 10.5
US8-8, WCSP-8
SPDT x 2
Autonomous Audio
Headset Switch
DPDT x 2
TS3A44159
SP3T
TS5A3359
Audio Guide
ᅼೕኸళ
51
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ጨᇸ
Resources
‫ހ‬ጎ
Packaging
ߛႠఇెഗॲ‫ހ‬ጎ
High-Performance Analog Packages
Package Type
Wafer Chip Scale Package
(WCSP)
YEA, YED, YEG, YEJ,
YEK, YFF, YNA, YZA
YZF,YZH, YZK
Small Outline Transistor
Package (SOT23)
DBY, DCN, Thin SOT,
DDC
Mini Small Outline Package
(MSOP)
Audio Guide
ᅼೕኸళ
Package
Designator
Package Type
Package
Designator
Thin Shrink
Small Outline
Package
(TSSOP)
PW
Plastic
Dual-In-Line
Package
(PDIP)
P, N, NT, NTD
Heat Sink
Small Outline
Package
(HSOP)
DWP, DWD
Heat Sink Thin
Shrink Small
Outline Package
(HTSSOP)
DDV
Power
Small Outline
Package
(SSOP)
DKP
(slug down),
DKD
(slug up)
Ball Grid
Array
(BGA)
ZAS, ZQE
DGK, DGS
Small Outline No Leads
(SON)
DRD, DRB, DRC
Shrink Small Outline
Package (SSOP)
DBQ, DB, DL
Quad Flatpack No Leads
(QFN)
RGS, RGY, RGT, RGV,
RGY, RHC, RGA, RGP,
RGW, RGY, RGE, RGU,
RHD, RGL, RGD, RHB,
RGF, RHA, RTA, RGN,
RGZ, RGQ, RGC, RHE,
RHF, RSB, RTE
Thin Quad Flatpack (TQFP)
PBS, PJT, PFB, PAG
Small Outline Transistor
(SOT223)
DCY, DCQ
Heat Sink Thin Quad
Flatpack (HTQFP)
PHD, PHP, PAP
Small Outline Integrated
Circuit (SOIC)
D, DTH, DTC, DW, DWU
52
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ጨᇸ
Resources
߾ਏ
Tools
๑ᆩ
Accelerate
Your Audio Designs with TI Tools and Resources
TI ߾ਏࢅጨᇸǈे໏౞‫ڦ‬ᅼೕยऺă
ཁेُ૾থ዁๭֠ॄǈᅜइൽ
ᅼೕ঴
Bookmark this link forTI
the
ਦ‫ݛ‬ӄ‫ڦ‬ፌႎ၎࠲႑တǖ
latest information on
TI audio solutions:
www.ti.com/audio
www.ti.com/audio
s ᅼೕᄣೌतೠࠚӱ
ᄣೌतೠࠚӱ
(EVM)
Samples and
Evaluation Modules (EVMs)
s ׂ೗๫ೕ࠽խ
(video
r Audio samples
andcasts)
evaluation
s ᆌᆩ႑တ
modules
TI offers
free samples
for੼ഗॲ‫ڦ‬௨‫ݯ‬ᄣೌǄሞ
more than 15,000 devices
within 24 hours), which
༵ࠃକ‫ࡗג‬
ၭ้ాጎሏ݀ऋǅǈ੗ሎႹ౞
TI
15,000
24(shipped
allows
you
to
quickly
test
a
variety
of
solutions
for
your
audio
design. EVMs allow
ኍ‫ܔ‬౞‫ڦ‬ᅼೕยऺ੺໏‫֪ں‬๬‫ܠ‬ዖ‫ڦ‬঴ਦ‫ݛ‬ӄăೠࠚӱ੗ӻዺ౞ඓۨగ੼༬ۨ
you
to
determine
how
a
specific
product
will
operate
in
your
system
so you can
ׂ೗ሞ౞‫ڦ‬ဣཥዐ‫ڦ‬ሏፕ൧઄ǈܸٗ๑౞੗ᅜ߸੺‫ں‬঍޲ยऺժᆔൽ๨‫ׇ‬ă
TI
deliver
winning
designs
to
market
faster.
r
TI
also
offers
GUI
software
tools
to easily
࣏༵ࠃକ཮ႚᆩࢽহ௬ (GUI) ෉ॲ߾ਏǈᅜՍ૧ᆩ࿢்‫ڦ‬ፌႎׂ೗ൟ຿‫ں‬ഔ‫ۯ‬
start evaluating and designing with our latest products.
ೠࠚᇑยऺ߾ፕă
r Product video casts
s ዕ‫܋‬ยԢဣཥ‫཮઀ݛ‬
r Application information
s ᅼೕ჋ስ߾ਏ
౞੗ᅜ੊୯සူ‫ڦ‬ೠࠚӱतഄ၎࠲‫ॲ෉ڦ‬ǈᅜ༹ᄓ
a few of the latest audio solutions from TI:
ब੼ᆯ TI ༵ࠃ‫ڦ‬ፌႎᅼೕ঴ਦ‫ݛ‬ӄǖ
Consider these EVMs and associated software to experience
r End-equipment system block
r TPA6140A2 EVM
s ׂ೗჋ስኸళ
diagrams
ᅼೕ჋ስ߾ਏ
sr TAS57xx
TPA6140A2
EVMೠࠚӱ
EVM
sr TPA3110D2
TAS57xx ೠࠚӱ
঺ዺᅼೕ჋ስ߾ਏǈኻႴ࣮‫࢔ٴ‬ณ‫ڦ‬ब
߲࿚༶न੗ტ໏໫ၭ໇໭‫ྷݔ‬ǈܸٗྺ
Audio Selection Tool
౞‫ڦ‬ยऺඓۨࢇ๢‫ׂڦ‬೗ă
EVM and GUI
sr TLV320AIC3256
TPA3110D2 ೠࠚӱ
s TLV320AIC3256 ೠࠚӱ (EVM) त཮ႚᆩࢽহ௬
(GUI)
r Audio selection tool
r Product selection guides
With the audio selection tool,
answer just a few questions to
quickly narrow your search for the
ُ߾ਏᆛᆶኍ‫ܔ‬ዚ‫ ܠ‬TI ᅼೕׂ೗‫ၘڦ‬ဦ
right products for your design.
ਦ֧ຏǈԈઔǖ
ೠࠚӱ
TPA3110D2
TPA3110D2
EVM PurePath™
PurePath™
Studio߾ፕ๪
Graphical
཮ႚਸ݀࣍ৣ
Development Environment s ຕጴᅼೕ‫ت‬૙ഗǗ
The tool features detailed decision
trees forTM
many
TI audio products,
ࠀ୲‫ٷݣ‬ഗǗ
s PurePath
including:
s ᅼೕገ࣑ഗǗ
r Digital audio processors
s Պ঴ஓഗǗ
r PurePath™ power amplifiers
s ֑ᄣ໏୲ገ࣑ഗă
r Audio converters
r Codecs
r Sample-rate converters
ೠࠚӱ
TAS57xx
TAS57xx
EVM ၙᄲ੺໏ഐօǈ৤൩‫ݡ‬࿚ www.ti.com/audioǈ
To get started, visit www.ti.com/audio,
ံ‫ۅ‬ऍĐ
đՔऻǈ඗ܸ‫ۅ‬ऍĐ Audio
Tools
click on the
Tools tab and then
đ૾থă
Selection
Tool
click the Audio Selection Tool link.
ೠࠚӱ
TPA6140A2
PA6140A
0A2
2 EVM
EVM TPA6140A2
Get the samples and evaluation modules you need now. Visit:
www.ti.com/audio
සႴइൽ౞၄ሞႴᄲ‫ڦ‬ᄣೌतೠࠚӱǈ৤൩‫ݡ‬࿚ǖ
www.ti.com/audio
Audio Guide
ᅼೕኸళ
53
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ጨᇸ
Resources
߾ਏ
Tools
TLV320AIC3254-U
TLV320AIC3254-U EVM ೠࠚӱ
ೠ
TLV320AIC3254
TLV320AIC3254
EVM
Interface
ࠚӱথ੨
TLV320AIC3254
TLV320AIC3254
AGC Interface
থ੨
AGC
TLV320AIC3254-K
TLV320AIC3254-K
EVM
ೠࠚӱ
TLV320AIC3256USB
EVM
TLV320AIC3256USB
ೠࠚӱ
‫ג‬ኵཉႚᅼၒ
TI
(Value Soundbar)
TI’s
Value Soundbar
Reference֖੊ย
ऺ༫ॲ
Design Kit
For more information, visit
ᇡኪ߸‫ၘܠ‬൧ǈ৤൩‫ݡ‬࿚
www.ti.com/
www.ti.com/valuesbkit
valuesbkit
For 2.0 or 2.1 applications
analog,
ई USB
๼෇‫ڦ‬
sr ᆩᇀਏᆶఇెĂ
S/PDIF with
S/PDIF
or
USB
input;
can
drive
2.0 ई 2.1 ᆌᆩǗీࠕൻ‫ ۯ‬30stereo
W ‫ڦ‬૬༹
output of 30 W
ำ๼‫؜‬Ǘ
r Board includes TI devices (DIR9001,
s ਸ ݀ ӱ Ԉ ઔ T I ഗ ॲ Ǆ D I R 9 0 01 Ă
PCM2705, TPA3110D2, PCM3070 and
ĂTPA3110D2ĂPCM3070 ࢅ
PCM2705
MSP430F2131)
ǅǗ
r MSP430F2131
Comes complete with schematics,
s ದ༫༵ࠃକᇱ૙཮Ă࠼ࣼ࿔ॲĂ֌ଙൣ
Gerbers, bill of materials and user
‫ڇ‬Ăᆩࢽ๮֩ᅜत෉ॲ‫ڪ‬ǈ੗ӻዺਜ਼ࢽ
manual and software to help you get
ሞ‫ٷ‬ሀ
to production
in approximately eight
8 ዜ‫้ڦ‬क़ా๑ׂ೗৊෇ิׂ঩
܎Ǘ
weeks
Reduces total solution cost by 30%
sr ঴ਦ‫ݛ‬ӄ‫ڦ‬ጺ༹‫ׯ‬Ԩডኮ‫ݴ‬૬๕঴ਦ‫ݛ‬
versus discrete
solutions
ӄူইକ
30%ă
Audio Guide
ᅼೕኸళ
54
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
ጨᇸ
Resources
߾ਏ
Tools
ࢅਸ݀༫ॲ
PurePath™
(CC85XXDKHEADSET-RD)
PurePath™࿮၍ཀྵ‫ٻ‬๕ܺऐ֖੊ยऺ
Wireless Headset Reference
Design (CC85XXDK(CC85XXDK-HEADSET)
HEADSET-RD) and Development Kit (CC85XXDK-HEADSET)
ሞ๑ᆩ 465mAh ‫׾ۉ‬൧઄ူ੗ํ၄ 22 ၭ้‫߾ڦ‬ፕ้क़ǖᇑ‫ৃړ‬Քጚཀྵ‫ٻ‬๕ܺ
ssHOURSONM!HBATTERYLONGERBATTERYLIFE
COMPAREDTOTODAYSSTANDARDHEADSETS
ऐ၎Բǈ‫׾ۉ‬๑ᆩ๱ంჽ‫ ׊‬100%Ǘ
s#OSTEFFECTIVEDESIGNFORHIGHQUALITYWIRELESS
s ‫ׯگ‬Ԩยऺኧ‫ߛ׼‬ዊଉ࿮၍ܺऐतདཤǗ
headsets and headphones
੗‫ྜܔ‬ኝདཤतܺऐࠀీ৊ႜՍয֪๬Ǘ
ss%NABLESEASYTESTINGOFCOMPLETEHEADPHONEAND
੗֑ᆩ PurePath Wireless Conﬁgurator PC ߾ਏํ၄ඇ௬Պ‫ײ‬Ǘ
sHEADSETFUNCTIONALITY
໯ᆶፇॲ਩ઠጲ TIǈԈઔ TI BQ25015 ‫ۉ‬ᇸ࠶૙ഗॲĂTLV320AIC3204 ‫ࡼࠀگ‬
ss&ULLYPROGRAMMABLEWITH0URE0ATH7IRELESS#ONlGURATOR
ᅼೕՊ঴ஓഗᅜत CC2590 ޮ߃‫ྷݔ‬કቛഗ‫ڪ‬ă
PurePath
PC tool࿮၍ USB ෉ॲࠑ֖੊ยऺ (CC85X1USB-RD)
ਏᆶ‫֌૸گ‬ଙ‫ׯ‬Ԩ‫ڦ‬ၭ؅٫ USB ෉ॲࠑ֖੊ยऺǗ
ss#ONSISTSOFALL4)COMPONENTSINCLUDINGTHE"1
੗༵ࠃኍ‫ ܔ‬Windows ®Ă Linux ®Ă Mac OS ® X Ă Ubuntu ® ‫ ڦ‬USB ᅼೕ
sPOWERMANAGEMENTDEVICETHE4,6!)#LOWPOWER
AUDIOCODECANDTHE##RANGEEXTENDER
ኧ‫׼‬Ǘ
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0URE0ATH7IRELESS53"$ONGLE2EFERENCE$ESIGN
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##853"2$
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ss3MALLSIZE53"DONGLEREFERENCEDESIGNWITHLOWBILL
materials
sof࿮Ⴔ৊ႜ෉ॲਸ݀ǖ੗௨‫ݯ‬๑ᆩ
Conﬁgurator PC ෉ॲ߾ਏ
s53"AUDIOSUPPORTFOR7INDOWS§,INUX§-AC/3§8
5BUNTU§
૧ᆩ
TI ᅼೕዕ‫܋‬ยԢဣཥ‫཮઀ݛ‬ઠ०ࣅ౞‫ڦ‬ยऺୁ‫ײ‬
Simplify
your design process with TI audio end-equipment system block diagrams
more than
system block
༵ࠃକ‫ࡗג‬
߲ဣཥ‫཮઀ݛ‬ǈԈ
TI offers
100100
diagrams, including those specific to
ઔఫၵጆோኍ‫ܔ‬ᅼೕዕ‫܋‬ยԢᆌᆩ‫ڦ‬
audio end-equipment applications. Each
‫཮઀ݛ‬ă௅ቧ๖ᅪ཮Ԉઔକ֖੊ยऺ
diagram includes reference designs and
ࢅยऺ੊୯ᅺ໎Ăᅜतᆌᆩ๮֩Ăӣ
design considerations, along with appliೄກĂ߾ਏࢅ෉ॲă৤൩‫ݡ‬࿚
www.
cation
notes,
white
papers,
tools
and
ժ‫ۅ‬ऍĐᆌᆩđՔऻă
ti.com/audio
software. Visit www.ti.com/audio and
ᆶᇸሯำၩ‫أ‬
the Applications tab.
sclick
ᅼೕ࿻በ (Audio Dock)ǖएԨࠀీ
sr Active
Noise Cancellation
ᅼೕ࿻በ
sr Audio
(Audio
Dock:
Basic Dock)ǖႠీ
ᅼೕ࿻በ
sr Audio Dock:(Audio
Dock)ǖՍၻ
Performance
ഛ‫כ‬႑တᇏૂ
sr Audio Dock: Portable
sr Automotive
AV থ๭ऐ Infotainment
ᆊܹ॔ࢺᅏ
sr AV
Receiver
Ǆઢ࠼ǅխ‫ݣ‬ऐࢅॆབྷᆖᇾ
Monitor
sr Baby
Blu-ray
r
Blu-ray
Player
and
Home
໼๕߲ට‫ۉ‬స
s
(PC)
Theater
ຕஓ၎઀
s
PC
ຕጴ࿮၍‫ۉ‬
sr Desktop
r
Digital
Picture
Frame
s ຕஓ၎ऐ
r
Digital
Radio
s ຕஓฝၟऐ
r Digital Still Camera
s DLP® മཨᆖဣཥ
r Digital Video Camera
ਗ਼୤ऐࢅխ‫ݣ‬ऐ
s DVD
r DLP® Front Projection System
Ǆຕጴ๫ೕ୤ၟऐǅࢅ DVS
sr DVD
DVRRecorder
and Player
Ǆຕጴ๫ೕ‫ޜ‬ခഗǅ
r DVR and DVS
s ‫ۉ‬ጱ཮ກ (E-book)
r E-book
s GPSǖ߲ට‫ࡵڞ‬ยԢ
r GPS: Personal Navigation Device
s ๮ऐǖ෇ோप
r Handset: Entry
Audio Guide
ᅼೕኸళ
rs
rs
rs
r
rs
rs
rs
rs
r
s
r
H๮ऐǖ‫ܠ‬௃༹႙
Handset:
d t M
Multimedia
lti di
Handset:
Smartphone
๮ऐǖ዇ీ๮ऐ
Internet
Player
ࢻ ૴ ྪRadio
࠽խխ
‫ݣ‬ഗ (Internet
IP
Phone:
Wired
Radio
Player)
Mobile
Internet Device
IP ‫ࣆۉ‬ǖᆶ၍
MP3
Player/Recorder
ᅎ‫ྪ૴ࢻۯ‬ยԢ
Netbook
MP3 խ‫ݣ‬ഗ/୤ᅼഗ
Notebook
PC
ฉྪԨ‫ۉ‬స
Personal
Digital
Assistant
ԴऻԨ߲ට‫ۉ‬స
Portable DVD Player
s ߲ටຕጴዺ૙
55
s
s
s
s
s
s
s
s
s
s
Սၻ๕
խ‫ݣ‬ഗ
DVD
r P
Portable
t bl
M
Media
di Pl
Player
Սၻ๕௃༹խ‫ݣ‬ഗ
r Pro Audio Mixer
ጆᄽंᅼഗ
r Smoke Detector
ჶ࿽༑֪ഗ
r Speaker: USB
r Tablet USB
ᄙำഗǖ
r TV: High-Definition (HDTV)
ೝӱ‫ۉ‬స
r TV:
LCD/Digital (HDTV)
ǖߛൣည‫ۉ܈‬๫
TV
rTVVideo
Communications
ǖLCD
/ ຕጴ‫ۉ‬๫
System
๫ೕཚ႑ဣཥ
r Wireless Headset
࿮၍ཀྵ‫ٻ‬๕ܺऐ
Texas Instruments
1Q 2012
2012 ౎‫ڼ‬ᅃल‫܈‬
‫ڤ‬ዝᅏഗሞ၍रຍኧ‫׼‬ม൶ www.deyisupport.com
‫ڤ‬ዝᅏഗሞ၍रຍኧ‫׼‬ม൶
www.deyisupport.com
Prod 四 ct
www.ti.com
www.ti.com
Informatioß Cøntør
‫ڤ‬ዝᅏഗ௨‫ݯ‬ඤ၍
௨‫ݯ‬ඤ၍ 800.820-8682
‫ڤ‬ዝᅏഗ
ᇱ૙཮Պडഗ
ᇱ૙཮Պडഗ
www.ti.com.çn/contactU8
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可访问以下URL 地址以获取有关其它TI 产品和应用解决方案的信息：
产品
应用
数字音频
www.ti.com.cn/audio
通信与电信
www.ti.com.cn/telecom
放大器和线性器件
www.ti.com.cn/amplifiers
计算机及周边
www.ti.com.cn/computer
数据转换器
www.ti.com.cn/dataconverters
消费电子
www.ti.com/consumer-apps
DLP® 产品
www.dlp.com
能源
www.ti.com/energy
DSP - 数字信号处理器
www.ti.com.cn/dsp
工业应用
www.ti.com.cn/industrial
时钟和计时器
www.ti.com.cn/clockandtimers
医疗电子
www.ti.com.cn/medical
接口
www.ti.com.cn/interface
安防应用
www.ti.com.cn/security
逻辑
www.ti.com.cn/logic
汽车电子
www.ti.com.cn/automotive
电源管理
www.ti.com.cn/power
视频和影像
www.ti.com.cn/video
微控制器 (MCU)
www.ti.com.cn/microcontrollers
RFID 系统
www.ti.com.cn/rfidsys
OMAP 机动性处理器
www.ti.com/omap
无线连通性
www.ti.com.cn/wirelessconnectivity
www.deyisupport.com
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