HA12215F Datasheet, PDF (37/69 Pages) Hitachi Semiconductor – Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)

Channel Separation vs. Frequency (R→L) (2)
−20
V_S = ±5.0V, ±7.0V, ±8.0V
RIN → PBOUT, Vin = +12dB
RECmode, R → L
−40
HA12215F
−60
−80
−100
NR-ON / OFF
−120
10
100
1k
10k
Frequency (Hz)
Channel Separation vs. Frequency (L→R) (3)
−20
V_S = ±5.0V, ±7.0V, ±8.0V
RIN → RECOUT, Vin = +12dB
RECmode, L → R
−40
100k
−60
−80
−100
NR-ON
NR-OFF
−120
10
100
1k
10k
Frequency (Hz)
100k
Rev.5, Oct. 1999, page 37 of 69