HA12215 Hitachi Semiconductor, HA12215 Datasheet - Page 23

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

40
30
20
10
40
30
20
10
10
10
0
0
10
10
V
AIN
BIN
V
AIN
BIN
S
S
= 7.0V
= 7.0V
RECOUT
PBOUT
100
100
Input Amp. Gain vs. Frequency (1)
Input Amp. Gain vs. Frequency (2)
1k
1k
Frequency (Hz)
Frequency (Hz)
10k
10k
Rev.5, Oct. 1999, page 23 of 69
100k
100k
NR-OFF
PBmode
PASSmode
NR-ON
HA12215F
1M
1M