HA12215F Datasheet, PDF (57/69 Pages) Hitachi Semiconductor – Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)

Equalizer Total Harmonic Distortion vs. Output Level (1)
100
NNmode
EQIN → EQOUT
V_S = ±7.0V
20Hz
1kHz
5kHz
10
10kHz
add BOOST C
HA12215F
1.0
0.1
−20 −15 −10 −5
0
5
Output Level Vout (dB)
10 15
Equalizer Total Harmonic Distortion vs. Output Level (2)
100
NCmode
EQIN → EQOUT
V_S = ±7.0V
20Hz
1kHz
5kHz
10
10kHz
add BOOST C
1.0
0.1
−20 −15 −10 −5
0
5
Output Level Vout (dB)
10 15
Rev.5, Oct. 1999, page 57 of 69