HA12163 Datasheet, PDF (51/66 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 (PBmode)
−10
HA12164
VCC = 9V
−20
−30
PBOUT NR-ON
−40
PBOUT NR-OFF
−50
EQOUT NR-ON/OFF
−60
20
HA12165 Data
50 100 200 500 1k 2k
Frequency (Hz)
5k 10k 20k
10.8
9.6
Encode Boost vs. Frequency (V_CC = 8.5 V, 12 V, 16 V)
HA12165
Vin = –40 dB
8.4
–30 dB
7.2
6.0
16 V
4.8
3.6
8.5 V, 12 V
–20 dB
2.4
–10 dB
1.2
0 dB
0
–1.2
100 200
500 1 k 2 k
Frequency (Hz)
5 k 10 k 20 k
Rev.4, Jun. 1999, page 51 of 66