HA12163 Datasheet, PDF (4/66 Pages) Hitachi Semiconductor – Audio Signal Processor for Car Deck and Cassette Deck (Dolby B-type NR with PB Amp)

HA12163 Series
Block Diagram (HA12166F)
RADIO
IN(L) PBOUT(L)
RECOUT(L)
EQOUT(L) ₊
36 35 34
37
RIP
120/70
38
–+
39
F/R
40 VREF(L)
×1
41
42 GND
43 GND
33 32
T/R
+
–
31 30 29 28 27 26 25
MS VREF
MS GND 24
S/R
23
DOLBY B-NR
22
LPF
MS AMP.
–
+
21
+
DET ^{MS V}CC 20
VCC
VCC ₁₉
18 ^{MS OUT}
To Microcomputer
44
45 VREF(R)
×1
F/R
46
T/R
47
–+
120/70
48
BIAS
12 3 4
5
EQOUT(R)
DOLBY B-NR
6 7 8 9 10
D GND 17
16 ^{MS GV (S/R)}
15 ^F/R
14 ^{120 µ/70 µ}
13 ^TAPE/RADIO
11 12
ON/OFF
REC/PB
From
Microcomputer
RADIO PBOUT(R)
IN(R)
RECOUT(R)
Rev.4, Jun. 1999, page 4 of 66