HA12163 Hitachi Semiconductor, HA12163 Datasheet - Page 3

• Manufacturer Part Number: HA12163
• Description: Audio Signal Processor for Car Deck and Cassette Deck (Dolby B-type NR with PB Amp)
• Manufacturer: Hitachi Semiconductor

Block Diagram (HA12163/164/165/160)
EQOUT(L)
EQOUT(R)
43
44
45
46
47
48
49
50
51
52
53
54
55
56
120/70
120/70
V
GND
GND
V
42
REF
REF
1
(L)
(R)
– +
–
R/F
R/F
41
+
2
RIP
40
BIAS
+
3
RADIO
IN(L)
RADIO
IN(R)
39
4
T/R
T/R
38
+
–
5
PBOUT(L)
PBOUT(R)
37
6
36
DOLBY B-NR
DOLBY B-NR
7
LPF
35
8
34
9
33
10
MS AMP
–
+
32
11
RECOUT(L)
RECOUT(R)
31
12
MS VREF
DET
30
13
MS GND
MS V
D GND
29
14
V
Rev.4, Jun. 1999, page 3 of 66
CC
CC
NR ON/OFF
28
27
26
25
24
23
22
21
20
19
18
17
16
15
MS GV (S/R)
F/R
120 µ/70 µ
TAPE/RADIO
REC/PB
MS OUT
HA12163 Series
+
To Microcomputer
V
CC
From
Microcomputer