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HD74HC251 Datasheet, PDF (3/9 Pages) Hitachi Semiconductor – 1 of 8 Data Selectors/Multiplexers (with 3-state outputs)
Block Diagram
A
B
C
D0
D1
D2
D3
D4
D5
D6
D7
HD74HC251
Strobe
VCC
Y
VCC
W
3