MITSUBISHI M62455P

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MITSUBISHI SOUND PROCESSOR
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M62455P/FP
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SRS 3D SOUND PROCESSOR
Simplified SRS 3D Sound Processor
PACKAGE OUTLINE
OUTLINE
M62455FP is an SRS 3D sound processor
for PC, TV and audio equipment.
This IC has only simplified SRS circuit and
packed in a small 14-pin DIP and SOP.
14Pin DIP
Size:19 mmX6.3mmX2.54mm
FEATURES
SRS 3D sound circuit
SRS on/off function switch included
Noise level=25µVrms(When SRS on)
14Pin SOP
Size:10.1 mmX5.3mmX1.8mm
APPLICATION
Note !!
PC, TV, Mini Stereo, etc
RECOMMENDED OPERATING CONDITION
Supply voltage range
Rated supply voltage
4.5 ~ 12.0V
9V
SRS,the SRS logo,Sound Retrieval System and
"everything else is only stereo" are registered trademarks
of SRS Labs, Inc.
This device available only to licensees of SRS
Lab,Inc. Licensing and application information
may be obtained from SRS Lab, Inc.
Mitsubishi Electric Corporation assumes no responsibility
for any damage,or infringement of any third-party's rights,
originating in the use of any product data, diagrams, charts
or circuit application examples contained in these
materials.
SYSTEM BLOCK DIAGRAM
L
SRS 3D Sound
R
SRS on/off
1
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MITSUBISHI SOUND PROCESSOR
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SRS 3D SOUND PROCESSOR
MITSUBISHI
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7
6
5
4
F3
GND
Lin
3
12
RN
REF IN
Rin
2
11
F2
LP
Vcc
1
10
Rout
SRS 3D SOUND
9
LN
REF
14
Lout
13
RP
8
BLOCK DIAGRAM
SRS
ON/OFF
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SRS 3D SOUND PROCESSOR
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Conditions
Vcc
Supply Voltage
Pd
Power Dissipation
K
Thermal Derating
Topr
Tstg
Ratings
Unit
13.0
V
Ta<25
500
mW
Ta>25
5
mW/ C
Operating Temperature
-20 ~ 75
C
Storage Temperature
-40 ~ 125
C
Thermal Derating
Power Dissipation Pd [ mW ]
500
400
300
200
100
25
50
75
100
125
150
AMBIENT TEMPERATURE Ta [ C ]
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SRS 3D SOUND PROCESSOR
RECOMMENDED OPERATING CONDITION
Symbol
Parameter
Vcc
Supply Voltage
VIH
High Level
Input Voltage
VIL
Low Level
Input Voltage
Conditions
Min.
Typ. Max.
4.5
9.0
Pin-1
(SRS on)
Pin-1
(SRS off)
Unit
12.0
V
2.1
VDD
V
0
0.8
V
ELECTRICAL CHARACTERISTICS
(1) Power Supply Characteristics
Symbol
Icc
Parameter
Conditions
Min.
Circuit Current
Typ. Max.
Unit
10
mA
20
(2) -1 Input / Output Characteristics (Vcc=9V, Ta=25°C, Vi=500mVrms)
Conditions
Input
Output
Symbol
Parameter
Gv1
Input - Output
Voltage Gain1
f=1kHz
RL=10KΩ
Gv2
Input - Output
Voltage Gain2
f=1kHz
Gv3
Conditions
Limit
Unit
Min.
Typ.
Max.
SRS off
-3
0
+3
dB
RL=10KΩ
SRS on
4.0
7.0
10.0
dB
Input - Output
Voltage Gain3
f=100Hz RL=10KΩ
SRS on
8.0
11.0 14.0
dB
Gv4
Input - Output
Voltage Gain4
f=10KHz RL=10KΩ
SRS on
7.0
10.0 13.0
dB
VOM
Maximum
f=1kHz
Output Voltage
SRS on/off
1.8
THD
Total
Harmonic
Distortion
VNO1
VNO1
THD=1%
IHF-A filter
RL=10KΩ
2.2
Vrms
f=1kHz
DIN-A filter
Vi=-10dBv RL=10KΩ
SRS off
0.01
0.05
%
Output Noise
Voltage1
IHF-A filter
SRS off
5
10
µVrms
Output Noise
Voltage2
IHF-A filter
SRS on
25
60
µVrms
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SRS 3D SOUND PROCESSOR
APPLICATION EXAMPLE
Lout
Rout
470p
10k
10k
2.2µ
2.2µ
470p
0.82µ
14
0.01µ
13
12
11
10
9
8
SRS 3D SOUND
0.018µ
8.66k
REF
1
2
3
4
5
6
7
GND
Vcc
2.2µ
2.2µ
22µ
SRS on/off
Rin
Lin
Unit R:Ω
C: F
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MITSUBISHI SOUND PROCESSOR
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SRS 3D SOUND PROCESSOR
Keep safety first in your circuit designs !
Mitsubishi Electric Corporation puts the maximum effort into making
semiconductor products better and more reliable, but there is always the
possibility that trouble may occur with them.Trouble with semiconductors
may lead to personal injury, fire or property damage. Remember to give due
consideration to safety when making your circuit designs, in order to
prevent fires from spreading, redundancy, malfunction or other mishap.
Notes regarding these materials
These materials are intended as a reference to assist our customers in the
selection of the Mitsubishi semiconductor product best suited to the
customer's application; they do not convey any license under any
intellectual property rights, or any other rights, belonging to Mitsubishi
Electric Corporation or a third party.
Mitsubishi Electric Corporation assumes no responsibility for any damage,
or infringement of any third-party's rights, originating in the use of any
product data, diagrams, charts or circuit application examples contained in
these materials.
If these products or technologies are subject to the Japanese export
control restrictions, they must be exported under a license from the
Japanese government and cannot be imported into a country other than
the approved destination.
Any diversion or reexport contrary to the export control laws and
regulations of Japan and/or the country of destination is prohibited.
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MITSUBISHI SOUND PROCESSOR
L
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P R E; This istnrioctlimits are
M62455P/FP
me
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Not e para
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SRS 3D SOUND PROCESSOR
M62455P/FP
Width Volume as a Function of Add External R.
100
SRS effect : Width Volume setting [%]
90
80
70
60
50
width vol setting
40
30
20
10
0
0
20
40
60
80
100 120 140 160
Add External R Value
(Between Pin 9/11 and Pin 10/13) [kΩ]
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MITSUBISHI SOUND PROCESSOR
L
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P R E; This istnrioctlimits are
M62455P/FP
me
ice
Not e para
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SRS 3D SOUND PROCESSOR
M62455P/FP
Voltage Gain-Frequency
Ta=25°C,Vcc=9V,RL=10kΩ,SRS-OFF
40
30
20
10
Voltage Gain[dB]
0
-10
-20
-30
-40
Lin
Lout
Lin
Rout
-50
-60
-70
-80
-90
-100
-110
0.01
0.1
1
10
100
Frequency[kHz]
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MITSUBISHI SOUND PROCESSOR
L
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P R E; This istnrioctlimits are
M62455P/FP
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Not e para
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SRS 3D SOUND PROCESSOR
M62455P/FP
Vo-Vi
Ta=25°C,BW=400 to 30kHz,RL=10kΩ
Maximum Output Voltage:Vomax[Vrms]
10
1
Vcc=12V
Vcc=9V
0.1
Vcc=8V
Vcc=5V
0.01
0.01
0.1
1
10
Intput Voltage:Vi[Vrms]
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MITSUBISHI SOUND PROCESSOR
L
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P R E; This istnrioctlimits are
M62455P/FP
me
ice
Not e para
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SRS 3D SOUND PROCESSOR
M62455P/FP
Vomax-RL
Ta=25°C,THD=1%(BW=400 to 30kHZ)
Maximum Output Voltage:Vomax[Vrms]
10
1
Vcc=12V
Vcc=9V
0.1
Vcc=8V
Vcc=5V
0.01
0.1
1
10
100
Load Resistance:RL[kΩ ]
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MITSUBISHI SOUND PROCESSOR
L
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a fi
P R E; This istnrioctlimits are
M62455P/FP
me
ice
Not e para
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SRS 3D SOUND PROCESSOR
M62455P/FP
THD-Vo
Ta=25°C,Vcc=9V,BW=400 to 30kHz,RL=10kΩ,SRS-OFF
Total Harmonic Distortion[%]
10
1
0.1
0.01
0.001
0.0001
0.1
1
10
Output Voltage[Vrms]
M62455P/FP
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MITSUBISHI SOUND PROCESSOR
L
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P R E; This istnrioctlimits are
M62455P/FP
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SRS 3D SOUND PROCESSOR
M62455P/FP
No-Vcc
Ta=25°C,Vcc=9V,Vi=0mVrms(Rg=0Ω),JIS-A filter
20
Output Noise Voltage:No[ µ Vrms]
18
16
14
12
10
8
6
SRS-OFF
SRS-ON
4
2
0
4
5
6
7
8
9
10
11
12
13
Supply Voltage:Vcc[V]
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