TDA7808 datasheet(8/39 Pages) STMICROELECTRONICS

8 / 39 page

Block diagram and pins description

TDA7808

8/39

DS12230 Rev 4

Table 3. PowerSO-36 pins description

N°

Function

TAB

Device slug connection

Ground

OUT4-

Channels 4 (right rear) negative output

Power Output

VCC34

Channels 3 and 4 positive supply

Battery

PWGND4

Power ground channel 4

Power Ground

OUT4+

Channels 4 (right rear) positive output

Power Output

Not connected

CD/DIAG

Clip detector and diagnostic output

Open Drain Output

SDA

I2C data

Signal Input

SCL

I2C clock

Signal Input

ADD

I2C Address

Logic Input

STBY

STBY pin

Input

Word select (I2S bus)

Logic Input

UNMUTEhw

Unmute Hardware

Logic Input

OUT2+

Channel 2 (Left Rear) positive output

Power Output

PWGND2

Power ground channels 2

Power Ground

VCC12

Channel 1 and 2 positive supply

Battery

OUT2-

Channels 2 (Left Rear) negative output

Power Output

TAB

TAB connection

Ground

TAB

TAB connection

Ground

OUT1-

Channel 1 (Left Front) negative output

Power Output

VCC12

Channel 1 and 2 positive supply

Battery

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

Not connected

OUT3+

Channels 3 (right front) positive output

Power Output

PWGND3

Power ground channel 3

Power Ground

VCC34

Channels 3 and 4 positive supply

Battery

OUT3-

Channels 3 (right front) negative output

Power Output

TAB

TAB connection

Ground

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