68
XR-A880, XR-A770
LV1035M (PRO LOGIC ASSY : IC3701)
• Dolby Pro Logic Decoder IC
•
Block Diagram
48
1
5
6
7
10
11
12
15
16
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
2
3
4
8
9
13
14
DCOUT3
R-RECT
DCOUT4
L-RECT
VLR-TH
VLR-1
VLR-2
VCS-2
VCS-1
VCS-TH
L+R-RECT
DCOUT2
L-R-RECT
DCOUT1
R-BPF3
OSC
V
DD
V
DD
A/D
NS
D/A
DC-OUT
DC-OUT
L-OUT
R-OUT
S-OUT
GND
IREF
DET
V
CC
DELAY-OUT
OSC
L-BPF1
RT-IN
LT-IN
DC-OUT
C-MODE
GND
NS-BPF1
NS-BPF2
OSC
CLK
DATA
ENABLE
DATA
V
SS
CLK
L-BPF2
R-BPF1
S-DC-OUT
C-DC-OUT
R-DC-OUT
L-DC-OUT
S-IN
C-OUT
S-OUT
R-OUT
L-OUT
AC-GND
L-IN
V
CC
V
REF
R-IN
R-BPF2
L-BPF3
20k
Ω
20k
Ω
BPF
RECT
RECT
VOL
B-NR
ADM
S-RAM
DEV
OSC
VOL
PG
R
L
R
S
S
S
L
R
S
L
R
R
S
C
L
L
R
L
LOGDIFF
BFL-CONT
ADM-CONT
OUT-FILTER
DC-OUT
STRIM
VOL/MUTE
IN-FILTER
NOISE-FIL
DATA-DEC
NOISE-GEN
CH-CONT
LOGDIFF
LR
BPF
RECT
RECT
VREF
CIRIM
S-MODE
C-MODE
13PIN
PG
VCA
VCA
VCA
VCA
VCA
VCA
VCA
VCA
VCS
SW2
A
B
SW2
A
B
SW7
A
B
SW7
SW7
A
A
B
A
B
B
SW7
SW7
A
B
A
B
SW7
A
B
A
B
SW7
SW6
A
B
SW5
A
B
SW3
A
B
SW4
A
B
SW7
SW7
A
B
SW4
D
S
C
B
23PIN
15PIN