HA12203NT Datasheet, PDF (25/97 Pages) Hitachi Semiconductor – Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)

HA12203NT
40
20
0
–20
HA12203NT/HA12204NT
Inpuit Amp. Gain vs. Frequency (3)
PBOUT
V_S = ±7.0 V
RECmode
RECOUT
–40
10
30 60 100
300 600 1 k 3 k 6 k 10 k 30 k 60 k 100 k 300 k 600 k 1 M
Frequency (Hz)
Inpuit Amp. Gain vs. Frequency (4)
30
28
120 µ
26
24
22
20
V_S = ±7.0 V
Ain / Bin → PBOUT
18
70 µ
16
14
10
30 60 100
300 600 1 k
3 k 6 k 10 k
Frequency (Hz)
30 k 60 k 100 k
Rev.3, Jun. 1999, page 25 of 97