HA12163 Datasheet, PDF (57/66 Pages) Hitachi Semiconductor – Audio Signal Processor for Car Deck and Cassette Deck (Dolby B-type NR with PB Amp)

HA12163 Series
Ripple Rejection Ratio vs. Frequency (RECmode)
−10
HA12165
VCC = 12V
−20
−30
NR-ON
−40
NR-OFF
−50
−60
20
50 100 200 500 1k 2k
Frequency (Hz)
5k 10k 20k
Ripple Rejection Ratio vs. Frequency (PBmode)
−10
HA12165
VCC = 12V
−20
−30
PBOUT NR-ON
−40
PBOUT NR-OFF
−50
EQOUT NR-ON/OFF
−60
20
50 100 200 500 1k 2k
Frequency (Hz)
5k 10k 20k
Rev.4, Jun. 1999, page 57 of 66