Datasheet Summary
SN54HC257, SN54HC258, SN74HC257, SN74HC258 QUADRUPLE 2ĆLINE TO 1ĆLINE DATA SELECTORS/MULTIPLEXERS
WITH 3ĆSTATE OUTPUTS
SCLS224B
- DECEMBER 1982
- REVISED SEPTEMBER 2003
D Wide Operating Voltage Range of 2 V to 6 V D High-Current Inverting Outputs Drive Up To
15 LSTTL Loads
D Low Power Consumption, 80-µA Max ICC D ’HC257 . . . Typical tpd = 9 ns
D ’HC258 . . . Typical tpd = 12 ns D ±6-mA Output Drive at 5 V
D Low Input Current of 1 µA Max
D Provides Bus Interface from Multiple
Sources in High-Performance Systems
SN54HC257, SN54HC258 . . . J PACKAGE SN74HC257, SN74HC258 . . . D, N, NS, OR PW PACKAGE
(TOP VIEW)
SN54HC257, SN54HC258 . . . FK PACKAGE (TOP VIEW)
A/B
1A
A/B 1...