HA12167FB Datasheet, PDF (3/73 Pages) Hitachi Semiconductor – Audio Signal Processor for Cassette Deck (Deck 1 Chip)

HA12167FB/HA12169FB
Pin Description (V_CC = 14 V, Ta = 25°C, No signal, The value in the show typical value.)
Pin No. Terminal
(QFP-80) Name
65
RPI
Zin
DC Voltage Equivalent Circuit
100 kΩ
V /2
CC
Description
Recording input
76
9
LM IN
52
12
EQ IN
49
66, 67, 69 VRI
72, 74, 75
30, 31 VCC
77
REF
62
NR IN
100 kΩ
100 kΩ
100 kΩ V_CC/2 + 0.7 V
—
V_CC
—
—
V /2
—
CC
—
V /2
CC
79
3
SS 1
—
V_CC/2
58
5
CCR
—
V /2
CC
56
Level meter input
Equalizer input
Volume input
Power supply
Ripple filter
NR processor
input
Spectral skewing
amp input
Current controlled
resistor output
Rev.3, Jun. 1997, page 3 of 73