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• Main section
IC102 MC14052BCP
IC103, 1403, 1702 MC14053BCP
IC602 LV1016
IC402 LB1641
14
15
16
13
12
11
10
9
0
2
COMMON
3
1
INHIBIT
V
EE
V
SS
V
DD
2
1
COMMON
3
0
SEL.A
SEL.B
DECODER
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
B1
B0
C.COM
CO
INH
VEE
VSS
VDD
B.COM
A.COM
A1
A0
A
B
C
C1
9
10
11
12
13
14
15
16
OPEN
OPEN
OPEN
1
2
3
4
5
6
7
8
9
10
GND
MOTOR
DRIVE
NOISE
FILTER
CLAMP
FWD.IN
REV.IN
VCC 1
VCC 2
NOISE
FILTER
MOTOR
DRIVE
MOTOR
DRIVE
MOTOR
DRIVE
T.S.D
O.C.P
FWD/REV/STOP
CONTROL LOGIC
1
5
6
+
–
+
20
19
18
17
16
15
14
13
21
22
23
24
2
3
4
7
8
9
10
12
11
+
DEC
IN-FILTER
(40kHz)
VDD
ADM-CONT
SRAM
ADM
OUT-FILTER
(7k/5k)
B-NR
DC-OUT
VOL/MUTE
S-TRIM
INV-PHASE
R+DELAY
L+DELAY
A
B
A
B
A
B
A
B
A
B
A
B
A
B
L–R
L+R
(–6dB)
A
B
A.GND
L-OUT
R-OUT
VREF
S-OUT
DELAY-OUT
S-IN
R-IN
L-IN
VCC
NR-DET
ENABLE
DATA
CLK
D.GND
DC-CUT
VDD
OSC
OSC
NR-IREF
DC-CUT
