HA12203NT Datasheet, PDF (56/97 Pages) Hitachi Semiconductor – Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)

HA12203NT/HA12204NT
HA12203NT
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Equalizer Amp. Gain vs. Frequency (3)
REC CAL
V_S = ±7.0 V
Norm speed-Norm mode
REC CAL
5V
REC CAL
2.5 V
REC CAL
0V
20
60 100 200
600 1 k 2 k
6 k 10 k 20 k
60 k 100 k
Frequency (Hz)
Equalizer Amp. Gain vs. Frequency (4)
GP CAL
V_S = ±7.0 V
Norm speed-Norm mode
GP CAL
0V
GP CAL
2.5 V
GP CAL
5V
20
60 100 200
600 1 k 2 k
6 k 10 k 20 k
60 k 100 k
Frequency (Hz)
Rev.3, Jun. 1999, page 56 of 97