HA12216F Datasheet, PDF (42/53 Pages) Hitachi Semiconductor – Audio Signal Processor for Car Deck(Decode only Dolby B type NR with PB Amp.)

HA12216F/HA12221F Series
Equalizer Amp. Gain vs. Frequency (HA12221F)
80
70
60
50
120µ
40
30
70µ
20
10
0
−10 V_CC = 9.0V
FIN→EQOUT
−20
10
100
1k
10k
100k
1M
Frequency (Hz)
Total Harmonic Distortion vs. Frequency (HA12221F)
1
120µ
70µ
V_CC = 9.0V
FIN→EQOUT
0dB = 60mVrms
Vout = +20dB
0.1
0.01
0.001
100
30kHz LPF
400Hz HPF
+
30kHz LPF
1k
Frequency (Hz)
400Hz HPF
+
80kHz LPF
10k
20k
Rev.6.00 Jun 15, 2005 page 42 of 52