74AS257 selector/multiplexers equivalent, 3-state quad 1 of 2 line data selector/multiplexers.
s Switching specifications at 50 pF
s Switching specifications guaranteed over full temperature and VCC range
s Advanced oxide-isolated, ion-implanted Schottky TTL proc.
These data selectors/multiplexers contain inverters and drivers to supply full on-chip data selection to the four 3STATE outputs that can interface directly with data lines of bus-organized systems. A 4-bit word selected from one of two sources is ro.
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