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IC11 : LA1836M (TUNER)
30
29
28
1
2
3
IC21 : TDA7318D
IC64/IC65 : TA7291S (BRIDGE DRIVER)
BLOCK DIAGRAM
VCC
7 / 2 / 11 4 / 8 / 5
REG
PROTECTOR
CIRCUIT
(TSD)
5 / 9 / 7
6 / 1 / 9
IN1
IN2
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27
26
25
24
S
METER
AM
FM
4
5
6
7
Vref
1 / 5 / 1
GND
TA7291P / TA7291S / TA7291F
23
22
21
20
19
DECODER
ANT1 BRIDIE
STEREO
SM
STEREO
DRIVE
TRIQ
FF
FF
FF
PILOT
VCO
DET
AM/FM
PHASE DET
SW
Vcc
8
9
10
11
12
IC23 : LC4966 (INPUT)
VCC
14
13
1
2
SW1
PIN FUNCTION
PIN No.
VS
8 / 6 / 15
P
S
7
2
8
6
4
8
1
5
5
9
2 / 7 / 4
6
1
2
7
10
3
M
P Type : PIN
3
,
9
: NC
S Type : PIN 4 : NC
10 / 3 / 13
F Type : PIN
,
,
2
3
6
OUT2
For F Type, We recommend FIN to be connected to the GND.
17
18
17
16
MUTE
13
14
15
SW2
SW4
12
11
10
9
8
3
4
5
6
7
SW2
VEE
SYMBOL
FUNCTIONAL DESCRIPTION
F
Supply voltage terminal for Logic
11
V
CC
15
V
Supply voltage terminal for motor drive
S
5
Vref
Supply voltage terminal for control
GND terminal
1
GND
7
IN1
Input terminal
Input terminal
9
IN2
4
OUT1
Output terminal
13
OUT2
Output terminal
,
,
,
,
,and
: NC
8 10 12 14
16
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