National Semiconductor
June 1989
54LS257A/DM54LS257B/DM74LS257B, 54LS258A/DM54LS258B/DM74LS258B TRI-STATE® Quad 2-Data Selectors/Multiplexers
General Description
These Schottky-clamped high-
Scan
No
No
Obsolete
Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.