Sony STR-V7700 - IC Block Diagrams (LA2786, LV1016)

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3-10. IC BLOCK DIAGRAMS
IC3001 LA2786
IC3000 LV1016
1
2
3
4
5
6
7
8
9
15
10
11
12
–
+
13
14
16
21
18 19
25
17
24
22
23
20
34
32
33
29
30
35
28
31
27
26
36
40
39
38
37
41
42
NOISE
FILTER
NOISE
CH
BALANCE
CONTROL
VR
CONTROL
LPF
V REF
VR
VR
NOISE
GENERATOR
VCA
VCA
VCAVCA
VCAVCA VCA
VCA
LPF
LPF
RECT
RECT RECT RECT
P. S.P. S.
CMODE
MUTE
DIVIDER
OSC
CONTROL
CTRIM
LOG
DIFF
LOG
DIFF
DUAL T
CONTROL
L-IN
R-IN
V
SS
CLK DATA V
CC
L-OUT R-OUT
S-OUT C-OUT
ENABLE
OSC1 CMODE-CAP. C-TRIM DC CUT R-BPF1 R-BPF2 R-BPF3 DC CUT DC CUT L-R RECT L+R RECT VCS-TH VCS-1 VCS-2
BPF1 BPF2
VREF
S-CH DC OUT C-CH DC OUT
L-CH DC OUT
R-CH DC OUT
VREF
L-BPF1 L-BPF2 L-BPF3
DC CUT DC CUT
R RECT
L RECT
VLR-TH
VLR-1 VLR-2
1
5 6
+
–
+
20 19 18 17 16 15 14 13
21
22
2324
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