ATMEL AT73C206

Features
• Power Supply Control
•
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•
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– Power Supply Control: Power-on Factor (2 External Signals and 2 Internal Signals)
– Battery Voltage Detection
– Reset Detection
– Thermal Protection
– SMPL (Sudden Momentary Power Loss) Function
Power Supply Function
– Step-down DC/DC Converter × 1 (One-shot PWM)
– LDO × 9 (ECO-mode for LDO1 and 3)
– Over-current Protection (All Linear Regulators)
Li-ion Battery Charger
– CC/CV Charge
– Internal P-MOS, Current Sense Resistor and Schottky Diode
– Charge Current Control by Chip Temperature
White LED Driver and Charge Pump
– White LED Driver for Backlight: Up to 25 mA/LED x 4
– White LED Driver Charge Pump: Up to 100 mA
RTC
– Built-In Coin Charge Regulator
– 32 kHz Crystal Oscillator (with Time Adjustment Function)
– 32 kHz Output
Audio CODEC
– Voice CODEC: 16-bit Linear CODEC
– Audio DAC: 16-bit Linear Stereo DAC
– Tone Generator: Supports 16 DTMF Tones
– Mono MIC Amplifier: Differential Amplifier
– Stereo Headphone Amplifier: 22 mW (32 Ohm Load)
– Mono Receiver Amplifier: 60 mW (32 Ohm BTL Load)
– Mono Speaker Amplifier: 300 mW (8 Ohm BTL Load)
– Microphone Bias Supply: Output Voltage = 2.2V
PLL
– Jack Detect Input 200 kOhm Pull-up
CPU Interface
– SPI (Max 10 MHz)
Others
– GPIO 4ch2ch: Common Use with ADC Input
– 8-bit ADC (Battery Monitor, Charge Current Monitor, 2 Channels of External Input)
Package
– 96-pin CSP Package (Body size: 9 x 9 x 1mm, Pin pitch 0.8mm)
Process
– CMOS Process
1. Description
The AT73C206 is the integrated analog device for VoIP and Cellular phones. It
integrates a power management IC, which includes LDO, DC/DC converter, Li-ion
battery charger, White LED driver, Charge Pump, RTC and GPIO, as well as Audio
CODEC in one chip.
Power
Management
And Analog
Companions
(PMAAC)
AT73C206
Power
Management IC
and Audio
Codec
Summary
NOTE: This is a summary document.
The complete document is available on
the Atmel website at www.atmel.com.
6329AS–PMAAC–14-Aug-07
2. Typical Application Circuit
Coin Battery
XIN
1kΩ
VSB
OSCREG
Coin Charge
VIN7
0.1uF
XOUT
RTC
Logic
DIN4
GNDKEY
DIN3
White
LED
Driver
@25mA
DIN2
Keypad LED
GSP
DIN1
PWRCNT
5bit
DAC
GNDLED
Keypad LED
KEYLED
LDO1SEL
VIN6
ONSW
Power SW
TSHUT
SMPL
CPOUT
BATDET
C1P
2.2uF
C2P
1.0uF
RESDET
Charge Pump
4.8V/100mA
VIN1
2.2uF
1.0uF
C1M
8bit
ADC
C2M
PSHOLD
ONOB
RSTB
OUT32K
IRQB
ADPINB
P0/AN0
GNDCP
VIN2
P1/AN1
1uF
GPIO
VIN3
Stepdown
DC/DC
Converter
2.2uF
2.2uH
LX
VO2
GNDD
P3
VDDIO
1.8V
650mA
(IO/Mems)
GNDDC
P2
SDI
SDO
SPI
FB
4.7uF
SCLK
SEN
GNDCHG
AC Adaptor
5V
CHGADP
4.7uF
CHGOUT
Li-ion
Battery
LDO1
Li-ion
Linear
Charger
0.9/1.0/1.3/1.5V
300mA(Core)
VO1
2.2uF
LDO3
IMONI
2.7kΩ
VDC1
VO3
2.5V
100mA(IO)
CHG
Logic
LDO4
1uF
VO4
1.8/2.8/3.0V
200mA(SIM)
VDDPLL
0.1uF
2.2uF
VIN4
VCAP
LDO5
2.8/3.0/3.3V
100mA(Vibrator)
ACAP
1uF
VO5
PLL
1uF
VSSPLL
VREF
2.0V
CKIN
CKOUT
REFO
GNDA
VDD
LDO6
200kΩ
1.3V
20mA(PLL)
Jack
Detector
JKDETI
0.47uF
VO6
LDO7
JKDETO
1uF
VO7
1.3V
20mA(PLL)
VDD
LDO8
0.1uF
SENO
SCLKO
SI
1uF
VO8
1.8V/2.8V
150mA(Display)
Audio
DAC
Logic
1uF
VIN5
LDO9
2.8V/100mA
(Analog Audio)
1uF
VO9
1uF
DOUT
LRCKIO
BCKIO
DIN
LDO10
2.8V/100mA
(Digital Audio)
Voice
CODEC
Logic
VO10
1uF
SMIC Bias
2.2V/1mA
VSS
MIC Bias
SMICBIAS
MICBIAS
0.1uF
2.2V/1mA
VBSP
VDDANA
SPOP
Speaker
1uF
VSSANA
SPOM
GNDSP
RECOP
Receiver
RECOM
VDDHP
1uF
2
SMICP
CODEC
Analog
MIC
SMICM
MICP
MIC
MICM
HPOL
Headphone L
Headphone R
0.1uF
HPOR
VSSHP
AVREF
VCOM
AT73C206
6329AS–PMAAC–14-Aug-07
AT73C206
3. Revision History
Table 3-1.
Document Ref.
Comments
6329AS
First issue
Change Request Ref.
3
6329AS–PMAAC–14-Aug-07
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www.atmel.com
www.atmel.com/PowerMgmt
Literature Requests
www.atmel.com/literature
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6329AS–PMAAC–14-Aug-07