HA12203NT Datasheet, PDF (78/97 Pages) Hitachi Semiconductor – Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)

HA12203NT/HA12204NT
HA12204NT
Crosstalk vs. Frequency (Mode) (3)
–20
V_CC = ±7 V
PBmode→RECmode
Ain→RECOUT Vin = +12 dB
–40
–60
A 120 µ
A 70 µ
–80
–100
–120
10
–20
–40
20
60 100 200
600 1 k 2 k
6 k 10 k 20 k
Frequency (Hz)
Crosstalk vs. Frequency (Mode) (4)
V_CC = ±7 V
PBmode→RECmode
Bin→RECOUT Vin = +12 dB
60 k 100 k
–60
–80
–100
B NORM
B CROM/ METAL
–120
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 78 of 97