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HA12155 データシートの表示(PDF) - Hitachi -> Renesas Electronics
部品番号
コンポーネント説明
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HA12155
Audio Signal Processor for Cassette Deck (Dolby B/C-type NR with Recording System)
Hitachi -> Renesas Electronics
HA12155 Datasheet PDF : 57 Pages
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HA12155NT/HA12157NT
Pin Description
(V
CC
= 14 V, Ta = 25°C, No signal, the value in the table show typical
value) (cont)
Pin No.
DP-64S
18
47
Terminal
name
Zin
HLS DET —
DC
voltage
2.3 V
Equivalent circuit
Description
Time constant pin for
rectifier
19
LLS DET
46
57
BIAS
—
0.28 V
25
IREF
—
1.2 V
GND
Dolby NR Reference
current input
EQ Reference current
input
27
FM
28
fQ
29
f/Q
30
GH
31
GL
32
GP
EQ Parameter current
input
Rev.4, Jun. 1997, page 11 of 57
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