W83C43 Datasheet, PDF (19/21 Pages) Winbond – KEYBOARD CONTROLLER

Driving from External Source
OPTION 1
2
X1
PCLK
3
1
2
X2
W83C43
OPTION 2
PCLK
2
1
2
X1
N.C.
3
X2
OPTION 3
+5V
PCLK
1
2
7404
470
470
1
2
7407
2
X1
1
2
7407
3
X2
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Publication Release Date: January 1996
Revision A2