HA12226F Datasheet, PDF (24/84 Pages) Hitachi Semiconductor – Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)

HA12226F/HA12227F
40
V_CC = 12V
Ain
Bin
→ RECOUT
30
Input Amp. Gain vs. Frequency (1)
20
NR-ON
NR-OFF
10
0
−10
10
100
1k
10k
100k
1M
Frequency (Hz)
40
V_CC = 12V
Ain
Bin
→ PBOUT
30
Input Amp. Gain vs. Frequency (2)
PASS mode
20
PB mode
10
0
−10
10
100
1k
10k
100k
1M
Frequency (Hz)
Rev.6.00 Jun 15, 2005 page 24 of 83