HA12203NT Datasheet, PDF (88/97 Pages) Hitachi Semiconductor – Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)

HA12203NT/HA12204NT
HA12204NT
20
V_EE
V_S = ±7.0 V
0
Ain / Bin
RECmode
–20
–40
Ripple Rejection Ratio vs. Frequency (6)
EQOUT NN
–60
RECOUT
–80
10
55
50
40
20
60 100 200
600 1 k 2 k
6 k 10 k 20 k
Frequency (Hz)
Equalizer Amp. Gain vs. Frequency (1)
V_S = ±7.0 V
EQin → EQOUT = –46 dBs
Norm speed
30
NC
20
NN
60 k 100 k
10
10
20
60 100 200
600 1 k 2 k
Frequency (Hz)
6 k 10 k 20 k
60 k 100 k
Rev.3, Jun. 1999, page 88 of 97