KA3031 查看數據表（PDF） - Fairchild Semiconductor
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KA3031 Datasheet PDF : 24 Pages
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Equivalent Circuits (Continued)
Description
Logic drive
FWD input
REV input
Pin No.
13, 16
14, 17
CH mute
19, 20
21, 22
Logic
drive
output
24, 25
26, 27
4-CH
drive
output
28, 29
32, 33
35, 36
37, 38
Internal circuit
VCC
13 6
14 17
30k
30k
KA3031
VCC
19 20
30k
21 22
2k
VCC
24 25
26 27
20k
Vr
10k
1k
1k
VCC
28 29
32 33
35 36
37 38
10k
10k
1k
7
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