AT73C206 ATMEL

Document overview

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Technical content

Features

  • Power Supply Control – 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 (A ll 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 (wit h 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 Amplifie r: 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. 6329AS–PMAAC–14-Aug-07 Power Management And Analog Companions (PMAAC) AT73C206 Power Management IC and Audio Codec Summary

6329AS–PMAAC–14-Aug-07 AT73C206 2. Typical Application Circuit LDO7 1.3V 20mA(PLL) LDO3 2.5V 100mA(IO) LDO4 1.8/2.8/3.0V 200mA(SIM) LDO5 2.8/3.0/3.3V 100mA(Vibrator) VREF 2.0V LDO9 2.8V/100mA (Analog Audio) LDO8 1.8V/2.8V 150mA(Display) 1uF 2.2uF 1uF 1uF 1uF 1uF 0.47uF VO3 VO4 VO5 VO7 VIN5 VO8 VO9 REFO 1uF VIN4 1uF 1uF VO6 CHGADP CHGOUT IMONI White LED Driver @25mA Charge Pump 4.8V/100mA 5bit DAC 2.7kΩ GNDLED 4.7uF LDO10 2.8V/100mA (Digital Audio) 1uF VO10 LDO1 0.9/1.0/1.3/1.5V 300mA(Core) 2.2uF VO1 VDC1 BCKIO LRCKIO DIN VDDANA MICM MICP AVREF VCOM DIN1 DIN2 DIN3 DIN4 C1P C1M C2P C2M 1.0uF 1.0uF CPOUT 2.2uF GNDCP Stepdown DC/DC Converter 1.8V 650mA (IO/Mems) LX FB GNDDC VIN3 2.2uH 4.7uF 2.2uF VO2 VIN2 1uF PLL VDDPLL VCAP ACAP VSSPLL Audio DAC Logic VDD Voice CODEC Logic VSS SPOP SPOM RECOP RECOM HPOL HPOR VBSP GNDSP VDDHP VSSHP CODEC Analog MICBIAS VSSANA SMIC Bias 2.2V/1mA GNDA GPIO P1/AN1 P0/AN0 SPI SCLK SDO SDI SEN PWRCNT ONOB RSTB PSHOLD OUT32K GNDD SMPL ONSW VIN6 GNDKEY Keypad LED KEYLED OSCREG XIN XOUT RTC Logic CHG Logic MIC AC Adaptor RESDET BATDET TSHUT 0.1uF 0.1uF 1uF 1uF Power SW Li-ion Battery Speaker Receiver Headphone L Headphone R Keypad LED IRQB MIC Bias 2.2V/1mA SMICM SMICP SMICBIAS MIC 0.1uF SCLKO SENO SI LDO1SEL 8bit ADC DOUT VIN7 Coin Charge VSB Coin Battery VIN1 2.2uF GNDCHG Jack Detector JKDETO JKDETI 200kΩ VDD ADPINB Li-ion Linear Charger 0.1uF VDDIO LDO6 1.3V 20mA(PLL) CKIN CKOUT GSP 1kΩ 0.1uF

6329AS–PMAAC–14-Aug-07 AT73C206 3. Revision History Table 3-1. Document Ref. Comments Change Request Ref. 6329AS First issue

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