HA12167FB Datasheet, PDF (35/73 Pages) Hitachi Semiconductor – Audio Signal Processor for Cassette Deck (Deck 1 Chip)

25
20
15
10
5
0
–5
–10
100
HA12167FB/HA12169FB
Encode Boost vs. Frequency (4) HA12169FB
V_CC =15 V
: 0 dB
: –20 dB
: –30 dB
: –40 dB
: –60 dB
NR-C
V_CC =11 V, 14 V
1k
10 k
Frequency (Hz)
100 k
40
20
0
–20
–40
–60
10
Input Amp. Gain vs. Frequency (1) HA12167FB
PBOUT
RECOUT
RECmode
NR-OFF
V_CC =14 V
100
1k
10 k
100 k
1M
Frequency (Hz)
Rev.3, Jun. 1997, page 35 of 73