Pin description

TDA7498E

6/20

Doc ID 022595 Rev 1

2.2

Pin list

Table 2.

Pin description list

Number

Name

Type

Description

1

SUB_GND

PWR

Connect to the frame

2,3

OUTPB

O

Positive PWM for right channel

4,5

PGNDB

PWR

Power stage ground for right channel

6,7

PVCCB

PWR

Power supply for right channel

8,9

OUTNB

O

Negative PWM output for right channel

10,11

OUTNA

O

Negative PWM output for left channel

12,13

PVCCA

PWR

Power supply for left channel

14,15

PGNDA

PWR

Power stage ground for left channel

16,17

OUTPA

O

Positive PWM output for left channel

18

PGND

PWR

Power stage ground

19

VDDPW

O

3.3-V (nominal) regulator output referred to ground for power

stage

20

STBY

I

Standby mode control

21

MUTE

I

Mute mode control

22

INPA

I

Positive differential input of left channel

23

INNA

I

Negative differential input of left channel

24

ROSC

O

Master oscillator frequency-setting pin

25

SYNCLK

I/O

Clock in/out for external oscillator

26

VDDS

O

3.3-V (nominal) regulator output referred to ground for signal

blocks

27

SGND

PWR

Signal ground

28

DIAG

O

Open-drain diagnostic output

29

SVR

O

Supply voltage rejection

30

GAIN

I

Gain setting input

31

MODE

I

Enables stereo or mono BTL mode of operation

32

INPB

I

Positive differential input of right channel

33

INNB

I

Negative differential input of right channel

34

VREF

O

Half VDDS (nominal) referred to ground

35

SVCC

PWR

Signal power supply

36

VSS

O

3.3-V (nominal) regulator output referred to power supply

-

EP

-

Exposed pad for heatsink, to be connected to ground