
HA12167FB/HA12169FB
5
Pin Description (V
CC
= 14 V, Ta = 25°C, No signal, The value in the show typical
value.) (Cont)
Pin No.
(QFP-80)
Terminal
Name
Zin
DC Voltage
Equivalent Circuit
Description
64
BIAS
—
0.28 V
GND
Dolby NR
reference current
input
14
IREF
—
1.2 V
EQ reference
current input
27
MF
EQ parameter
26
fQ
current input
25
f/Q
24
GH
23
GL
22
GP
35
BIAS ADJ (N) —
1.2 V
Bias DAC
36
BIAS ADJ (M)
parameter current
37
BIAS ADJ (C)
input
21
HM
—
—
GND
EQ parameter
selector
16
NN
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9
2
8
9
4
2
9
8
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9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
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