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HA12167FB Datasheet, PDF (65/73 Pages) Hitachi Semiconductor – Audio Signal Processor for Cassette Deck (Deck 1 Chip)
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HA12167FB/HA12169FB
Equalizer Amp. Gain vs. R GH
45
EQin EQout VCC = 14 V
Vin = –46 dBS = 0 dB
EQ.DAC = 0 Step
40
RGL = 33 k
RGP = 16 k
35
RFQ = RF/Q = 24 k
RFM = 390 k
f = 6.3 kHz
30
25
20
15
5 k 10 k
30 k
100 k 300 k
1M
R GH ( )
Equalizer Amp. Gain vs. RGP
65
EQin EQout
60
Vcc = 14 V
EQ.DAC = 0 Step
55
RGL = R GH = 33 k
RFQ = R F/Q = 51 k
RFM = 100 k
f = 19 kHz
50
45
40
35
5 k 10 k
30 k
100 k 300 k
1M
RGP ( )
Rev.3, Jun. 1997, page 65 of 73
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