HD74HC442 Datasheet, PDF (5/12 Pages) Hitachi Semiconductor – Quad. Tridirectional Bus Transceiver(with noninverted/inverted 3-state outputs)

HD74HC443
S0 S1
HD74HC442/HD74HC443/HD74HC444
GA GH GC CS
A1
B1
C1
A2
B2
C2
A3
B3
C3
A4
B4
C4
5