HA12215 Hitachi Semiconductor, HA12215 Datasheet - Page 60

• Manufacturer Part Number: HA12215
• Description: Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)
• Manufacturer: Hitachi Semiconductor

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