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IC102 MC14052BCP
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
IC103, 1702 MC14053BCP
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
IC602 LV1016
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
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