HA12203NT Datasheet, PDF (93/97 Pages) Hitachi Semiconductor – Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)

HA12204NT
HA12203NT/HA12204NT
Bias Output vs. Load Current
8
Norm
Crom
V_S = ±7V
7
6
5
01234567
Load Current I (mA)
1000
No-Signal Sensing Time vs. Resistance R18
±7 V
f = 5 kHz
AIN PBmode
: 0 dB
: –10 dB
: –20 dB
Tr
100
10
V_CC 22
R18
MSDET ²⁶
PBOUT
MSOUT
C16
0.33 µF
1
10 k
Ta
Tr
100 k
Resistance R18 (Ω)
Ta
1M
Rev.3, Jun. 1999, page 93 of 97