HA12215F Datasheet, PDF (60/69 Pages) Hitachi Semiconductor – Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)

HA12215F
Equalizer Signal to Noise Ratio vs. Split Supply Voltage (1)
70
65
60
f = 1kHz
A-WTG filter
Norm speed
NN
NC
NM
55
5
6
7
8
9
Split Supply Voltage (V)
Equalizer Signal to Noise Ratio vs. Split Supply Voltage (2)
70
65
60
f = 1kHz
A-WTG filter
High speed
HN
HC
HM
55
5
6
7
8
9
Split Supply Voltage (V)
Rev.5, Oct. 1999, page 60 of 69