HA12163 Datasheet, PDF (42/66 Pages) Hitachi Semiconductor – Audio Signal Processor for Car Deck and Cassette Deck (Dolby B-type NR with PB Amp)

HA12163 Series
PBOUT and EQOUT T.H.D. vs. Output Voltage
5 _HA12163/166F
: PBOUT NR-OFF (120 µ)
: PBOUT NR-OFF (70 µ)
2
: PBOUT NR-ON (120 µ) 0 dB
: PBOUT NR-ON (70 µ)
= 60
1.0
: EQOUT (120 µ)
: EQOUT (70 µ)
mVrms
(EQOUT)
0.5
0 dB
= 300
mVrms
0.2
(PBOUT)
0.1
0.05
VCC = 9 V
0.02 ^{f = 1 kHz}
EQin EQOUT, PBOUT
0.01
−20 −10
0
10 20 30 40
Output Voltage (dB)
Total Harmonic Distortion vs. Frequency (EQin PBmode PBOUT)
0.5
HA12163/166F
0.2
: NR-OFF 120 µ
: NR-ON 120 µ
: NR-OFF 70 µ
: NR-ON 70 µ
0.1
0.05
0.02
0.01
20
V_CC = 9 V
EQin PBOUT
50 100 200
500 1 k
2k
Frequency (Hz)
5 k 10 k 20 k
Rev.4, Jun. 1999, page 42 of 66