UPC1892CT 查看數據表（PDF） - NEC => Renesas Technology
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UPC1892CT Datasheet PDF : 42 Pages
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µPC1892
Explanation of Pins (4/4)
Pin number/name
27 Low pass filter1
28 Monaural filter output
29 Monaural filter input
Equivalent circuit
VCC
27
VCC
VCC 680 pF
3 kΩ
1 kΩ
18 kΩ
5 µA
VCCk1Ω0
V 1
2 CC
VCC
47
15 kΩ kΩ
5 µA
VCC
15 kΩ
VCC
10 kΩ
47 kΩ
28 0.082 µF
29
820 kΩ
Description
Pins 28, 29 are for HPF at simulated mode.
Connect capacitor and resistor between pin 28
and 29.
30 Low pass filter2
VCC
17.7 kΩ
VCC
3 kΩ
VCC
5µA
10 kΩ
30
1000 pF
9
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