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BA3131 Просмотр технического описания (PDF) - ROHM Semiconductor

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производитель
BA3131 Datasheet PDF : 9 Pages
1 2 3 4 5 6 7 8 9
Standard ICs
3.3µF
2.2k56k
Vcc
+
Vref Vref
100k
1k
47µF
0.47µF
B.P.F
Von
20Hz ~ 30kHz
100k
Vn =
Von
100 × 103
1 ÷ 1 × 103
Fig. 8 Input conversion noise voltage
BA3131FS
100k
A
1k/ 100k
+
1k
100k
B
Vref 1k/ 100k+
Vo
1k
100k
Vref
1k
C
+
1k/ 100k
Vref
CTABC = 20log
Vcc = 8V
~ VIN
f = 1kHz
Channel selection
Vref
VoA or VoB
VoC
Fig. 9 Crosstalk between A and B
3.3µF
56k
2.2k
VIN
f = 1kHz
~
Vref
Vcc
+
1k
Vref
Vo
0.47µF
Distortion meter
100k
Vo = 1Vrms
Fig. 10 Total harmonic distortion
100k
1k
Vo2
+
~ f = 1kHz
1k / 100k
CH-2
Vref
Vref
CS = 20log Vo1
100Vo2
Vcc = 8V
Fig. 12 Channel separation ( )
100k
+
1k
Vref
1k / 100k
Vref
Vo1
CH-1
Fig. 11 Channel separation ( )

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