HA12163 Datasheet, PDF (9/66 Pages) Hitachi Semiconductor – Audio Signal Processor for Car Deck and Cassette Deck (Dolby B-type NR with PB Amp)

HA12163 Series
Pin Description (V_CC = 9 V Single supply, Ta = 25°C, No signal, The value in the table
show typical value)
Pin No.
Terminal
QFP-48 QFP-56 name
2
2
TAI
35
41
DC
Zin voltage Equivalent circuit
100 kΩ V_CC/2
Description
Tape input
4
4
RAI
33
39
22
25
MSI
8
10
NR DET
—
2.5 V
29
33
3
3
BIAS
—
0.28 V
V_CC/ 2
Radio input
Music sensor
rectifier input
Time
constant pin
for rectifier
Reference
current input
GND
Rev.4, Jun. 1999, page 9 of 66