Databrief TDA7901 (STMicroelectronics) - 4

TDA7901 Pin description Table 1. Pin description N° Pin Function Definition
1 TAB TAB connection Internal 2 OUT4- Channel 4 (right rear) negative output Power Output 3 VCC34 Channel 3 and 4 positive supply Power Supply 4 PWGND4 Power ground channel 4 Power Ground 5 OUT4+ Channel 4 (right rear) positive output Power Output 6 ADD I2C Address Logic Input 7 SDA I2C data Logic Input 8 SCL I2C clock Logic Input 9 UNMUTE Hardware Unmute Logic Input 10 WS Word select (I2S bus) Logic Input 11 SD13 Serial data channel 1 and 3 (I2S bus) Logic Input Logic Input/Output 12 SD24 Serial data channel 2 and 4 (I2S bus) (Push-Pull when it is configured as output) 13 SCK Serial clock (I2S bus) Logic Input 14 STBY STBY pin Logic Input 15 OUT2+ Channel 2 (Left Rear) positive output Power Output 16 PWGND2 Power ground channel 2 Power Ground 17 VCC12 Channel 1 and 2 positive supply Power Supply 18 OUT2- Channel 2 (Left Rear) negative output Power Output 19 OUT1- Channel 1 (Left Front) negative output Power Output 20 VCC12 Channel 1 and 2 positive supply Power Supply 21 PWGND1 Power ground channel 1 Power Ground 22 OUT1+ Channel 1 (Left Front) positive output Power Output 23 CD/DIAG Clip detector and diagnostic output Open Drain 24 DGND Digital ground Supply Ground 25 D3V3 Digital 3.3V supply filter Internal 26 AGND Analog ground Supply Ground 27 A3V3 Analog 3.3V supply filter Internal 28 VBUCK BUCK regulated voltage output (to internal voltage monitor) Power Supply 29 RSENSE Current Sense Input Logic Input 30 GH Gate driver for external P channel MOS Logic Output 31 VBATM6V Internal regulator (VBAT-6V) to supply buck driver Internal 32 VBAT Battery Supply for Buck and common blocks Supply 33 OUT3+ Channel 3 (right front) positive output Power Output 34 PWGND3 Power ground channel 3 Power Ground 35 VCC34 Channel 3 and 4 positive supply Power Supply 36 OUT3- Channel 3 (right front) negative output Power Output
DB4653
-
Rev 1 page 4/13
Document Outline 1 Block diagram and pins description 1.1 Block diagram 1.2 Pin description 2 Electrical specifications 2.1 Thermal data 3 General description 4 Package information 4.1 PowerSO-36 (slug up) package information Revision history