C1BB00000782
4CH VOLUME IC
C0ABCB000040
QUAD OP AMP
DSP CIRCUIT
SCHEMATIC DIAGRAM-23
: +B SIGNAL LINE
: -B SIGNAL LINE
: MAIN SIGNAL LINE
CR2
R
TRE
CL2
CR1
RBYP
ASS2
RBYP
ASS1
+VCC
-VCC
RBYP
ASS3
COUT
ROUT
SROUT
SLOUT
A
VSS
CL1
LOUT
DA
T
A
LA
TCH
DVDD
CLOCK
AGND
SWOUT
DGND
LBASS3
LBASS1
LBASS2
BYP
ASS
L
TRE
BYP
ASS
RIN
LIN
GNDL
CIN
GNDR
GNDC
GNDB
SLIN
SRIN
A
VDL
SWIN
POR
T4
POR
T2
POR
T3
POR
T1
R344
2.2K
R342
4.7K
SUBW
R347 6.8K
C345 1
R345
2.2K
R325
27K
R316 22K
C322
33P
C332
1
C320
100P
C324
33P
C319
100P
C317
100P
C314
1000P
R323
27K
R341
1K
C331
1
R340
1K
C329
1
R338
1K
C330
1
R339
1K
R324
3K
C323
16V10
R321
1.8K
C318
16V10
C310
0.01
R314
68K
R315
8.2K
R326
1K
C315
1
C312
100P
C313
33P
R312
27K
R313
1.8K
C316
16V10
C334
1
W301
0
R322
27K
R332
1.2K
R329
1K
C335
1
W302
0
R330
1.2K
R333
1K
C327
1
R336
27K
R327
1K
C328
1
R337
27K
C337
0.015
C336 1000P
C338
50V0.33
D302
B0BC5R000009
R343
390
C349
47P
C350
47P
SR
R348 1.5K
C346 1
SL
R350 1.5K
C347 1
ROUT
R349 2.7K
C351 1
C348 1
LOUT
R346 2.7K
COUT
-7.5V
C339
0.1
C341
0.015
C342
16V10
C343
16V10
C344
50V0.33
C340
1000P
R352
33K
C353
820P
1
2
13
14
3
12
4
11
5
10
6
9
7
8
1
2
41
42
3
40
4
39
5
38
6
37
7
36
8
35
9
34
10
33
11
32
12
31
13
30
14
29
15
28
16
27
17
26
18
25
19
24
20
23
21
22