Circuit Descriptions, Abbreviation List, and IC Data Sheets
9.
9.9.6
Diagram B05B, Type TDA8932T (IC7A01), Audio Amplifier
Figure 9-16 Internal block diagram and pin configuration
Block Diagram
Pin Configuration
G_16860_045.eps
300107
2
8
1
3
0
1
28
29
27
3
12
TDA8932
OSCILLATOR
26
BOOT1
V
DDP1
OUT1
V
SSP1
PWM
MODULATOR
DRIVER
HIGH
DRIVER
LOW
CTRL
MANAGER
CTRL
PWM
MODULATOR
PROTECTIONS:
OVP, OCP, OTP,
UVP, TF, WP
STABILIZER 11 V
STABILIZER 11 V
REGULATOR 5 V
MODE
V
DDA
15
14
IN1P
V
O
I
C
S
O
F
E
R
C
S
O
DDA
V
SSD
IN1N
INREF
IN2P
IN2N
6
POWERUP
4
DIAG
7
CGND
21
20
22
23
BOOT2
V
DDP2
OUT2
25
STAB1
24
STAB2
18
11
DREF
HVPREF
30
HVP1
19
HVP2
V
SSP2
DRIVER
HIGH
DRIVER
LOW
V
DDA
V
SSP1
V
SSP2
V
SSD
V
DDA
V
SSA
HALF SUPPLY VOLTAGE
5
ENGAGE
13
9
TEST
V
SSA
1, 16, 17, 32
V
SSD(HW)
TDA8932T
V
SSD(HW)
V
SSD(HW)
O
I
C
S
O
P
1
N
I
1
P
V
H
N
1
N
I
V
G
A
I
D
DDP1
1
T
O
O
B
E
G
A
G
N
E
1
T
U
O
P
U
R
E
W
O
P
V
D
N
G
C
SSP1
V
DDA
STAB1
V
SSA
STAB2
OSCREF
V
SSP2
2
T
U
O
F
E
R
P
V
H
2
T
O
O
B
F
E
R
N
I
V
T
S
E
T
DDP2
2
P
V
H
N
2
N
I
F
E
R
D
P
2
N
I
V
SSD(HW)
V
SSD(HW)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
18
17
20
19
22
21
24
23
26
25
32
31
30
29
28
27
