TDA7808 datasheet(7/39 Pages) STMICROELECTRONICS

7 / 39 page

DS12230 Rev 4

7/39

TDA7808

Block diagram and pins description

Table 2. Flexiwatt 27 pins description

N°

Function

TAB

Device slug connection

Ground

STBY

STBY pin

Input

Word select (I2S bus)

Logic Input

OUT2+

Channel 2 (Left Rear) positive output

Power Output

PWGND2

Power ground channels 2

Power Ground

OUT2-

Channels 2 (Left Rear) negative output

Power Output

VCC12

Channel 1 and 2 positive supply

Battery

OUT1-

Channel 1 (Left Front) negative output

Power Output

PWGND1

Power ground channel 1

Power Ground

OUT1+

Channel 1 (Left Front) positive output

Power Output

SCK

Serial clock (I2S bus)

Logic Input

SD24

Serial data channels 2 and 4 (I2S bus)

Logic Input

SD13

Serial data channels 1 and 3 (I2S bus)

Logic Input

DGND

Digital ground

Signal Ground

AGND

Analog ground

Signal Ground

D3V3

Digital 3.3V supply filter

Digital Regulator

A3V3

Analog 3.3V supply filter

Analog Regulator

OUT3+

Channels 3 (right front) positive output

Power Output

PWGND3

Power ground channel 3

Power Ground

OUT3-

Channels 3 (right front) negative output

Power Output

VCC34

Channels 3 and 4 positive supply

Battery

OUT4-

Channels 4 (right rear) negative output

Power Output

PWGND4

Power ground channel 4

Power Ground

OUT4+

Channels 4 (right rear) positive output

Power Output

CD/DIAG

Clip detector and diagnostic output

Open Drain Output

SDA

I2C data

Signal Input

SCL

I2C clock

Signal Input

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