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TDA7491HV Datasheet(PDF) 6 Page - STMicroelectronics

Part # TDA7491HV
Description  20 W 20 W dual BTL class-D audio amplifier
PDF  50 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7491HV Datasheet(HTML) 6 Page - STMicroelectronics

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2.4
Pin list (EPU)
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
GAIN0
I
Gain setting input 1
31
GAIN1
I
Gain setting input 2
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 GND
TDA7491HV
Pin list (EPU)
DS5624 - Rev 10
page 6/50



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