TDA7498 Datasheet, PDF (7/28 Pages) STMicroelectronics – 100-watt + 100-watt dual BTL class-D audio amplifier

TDA7498
Pin description
1.2
Pin list
Table 2. Pin description list
Number
Name
Type
1
SUB_GND PWR
2,3
OUTPB
O
4,5
PGNDB
PWR
6,7
PVCCB
8,9
OUTNB
PWR
O
10,11 OUTNA
O
12,13 PVCCA
PWR
14,15 PGNDA
PWR
16,17
18
OUTPA
PGND
O
PWR
19
VDDPW
O
20
STBY
I
21
MUTE
I
22
INPA
I
23
INNA
I
24
ROSC
O
25
SYNCLK
I/O
26
VDDS
O
27
SGND
28
DIAG
29
SVR
30
GAIN0
31
GAIN1
32
INPB
33
INNB
34
VREF
35
SVCC
36
VSS
-
EP
PWR
O
O
I
I
I
I
O
PWR
O
-
Description
Connect to the frame
Positive PWM for right channel
Power stage ground for right channel
Power supply for right channel
Negative PWM output for right channel
Negative PWM output for left channel
Power supply for left channel
Power stage ground for left channel
Positive PWM output for left channel
Power stage ground
3.3-V (nominal) regulator output referred to ground for power
stage
Standby mode control
Mute mode control
Positive differential input of left channel
Negative differential input of left channel
Master oscillator frequency-setting pin
Clock in/out for external oscillator
3.3-V (nominal) regulator output referred to ground for signal
blocks
Signal ground
Open-drain diagnostic output
Supply voltage rejection
Gain setting input 1
Gain setting input 2
Positive differential input of right channel
Negative differential input of right channel
Half VDDS (nominal) referred to ground
Signal power supply
3.3-V (nominal) regulator output referred to power supply
Exposed pad for heatsink, to be connected to ground
Doc ID 16107 Rev 8
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