HA12163 Datasheet, PDF (3/66 Pages) Hitachi Semiconductor – Audio Signal Processor for Car Deck and Cassette Deck (Dolby B-type NR with PB Amp)

Block Diagram (HA12163/164/165/160)
RADIO
IN(L)
PBOUT(L)
HA12163 Series
RECOUT(L)
EQOUT(L)
+
42 41 40 39 38 37 36 35 34 33 32 31 30 29
43
RIP
120/70
MS VREF
28
44
–+
45
DOLBY B-NR
T/R
46
R/F
27
MS GND
26
25
47 VREF(L)
24
+
48
49 GND
50 ^GND
DET MS V_CC ²³
VCC
–
+
–
LPF
+
MS AMP
22
VCC
21 ^{MS OUT}
To Microcomputer
51
D GND 20
52 ^VREF^(R)
T/R
R/F
53
54
–+
55
120/70
56
BIAS
1 2 34 5
EQOUT(R)
DOLBY B-NR
19 ^{MS GV (S/R)}
18 ^F/R
120 µ/70 µ
17
TAPE/RADIO
16
15 ^REC/PB
From
Microcomputer
6 78
9 10 11 12 13 14
NR ON/OFF
RADIO
IN(R)
PBOUT(R)
RECOUT(R)
Rev.4, Jun. 1999, page 3 of 66