 |
 |
|
| AT73C213 |
|
|||||||||||||||||
 ATMEL
|
| |||||||||||||||||
|
3 page 
3 2744A–PMGMT–27-Jan- AT73C213 2744A–PMGMT–27-Jan-05 3. Pin Description Table 3-1. Pin Description Pin Name I/O Pin Type Function LPHN O 10 Analog Low power audio stage output HPN O 11 Analog Negative speaker output VBAT I 12 Supply Audio amplifier supply HPP O 13 Analog Positive speaker output CBP O 14 Analog Audio amplifier common mode voltage decoupling PAINN I 15 Analog Audio amplifier negative input PAINP I 16 Analog Audio amplifier positive input SDIN I 17 Digital Audio interface serial data input BCLK I 18 Digital Audio interface bit clock LRFS I 19 Digital Audio interface left/right channel synchronization frame pulse MCLK I 20 Digital Audio interface master clock input RSTB I 21 Digital Master reset (active low) SMODE I 22 Digital Serial interface selection (to connect to ground) GNDD GND 23 Ground Digital ground VDIG I 24 Supply Digital supply SPI_DOUT O 25 Digital SPI data output SPI_DIN I/O 26 Digital SPI data input SPI_CLK I 27 Digital SPI clock SPI_CSB I 28 Digital SPI chip select MONON O 29 Analog Negative monaural driver output MONOP O 30 Analog Positive monaural driver output AUXP I 31 Analog Audio mono auxiliary positive input AUXN I 32 Analog Audio mono auxiliary negative input VREF I 1 Analog Voltage reference pin for decoupling AVDD I 2 Supply Analog supply (DAC + Line in + Aux + Mono out) HSL O 3 Analog Left channel headset driver output HSR O 4 Analog Right channel headset driver output AVDDHS I 5 Supply Headset driver analog supply LINEL I 6 Analog Left channel line in LINER I 7 Analog Right channel line in INGND I 8 Analog Line signal ground pin for decoupling VCM I 9 Analog Common mode reference for decoupling GNDB GND 33 (Bottom) Ground Analog ground |
