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SN54HC393, SN74HC393 DUAL 4ĆBIT BINARY COUNTERS
D Wide Operating Voltage Range of 2 V to 6 V D Outputs Can Drive Up To 10 LSTTL Loads D Low Power Consumption, 80-µA Max ICC D Typical tpd = 13 ns D ±4-mA Output Drive at 5 V D Low Input Current of 1 µA Max D Dual 4-Bit Binary Counters With Individual
Clocks
D Direct Clear for Each 4-Bit Counter D Can Significantly Improve System
Densities by Reducing Counter Package Count by 50 Percent
SCLS143D − DECEMBER 1982 − REVISED JULY 2003
SN54HC393 . . . J OR W PACKAGE SN74HC393 . . . D, DB, N, NS, OR PW PACKAGE
(TOP VIEW)
1CLK
1CLR
1QA 1QB 1QC 1QD GND
1 2 3 4 5 6 7
14 VCC 13 2CLK
12 2CLR
11 2QA 10 2QB 9 2QC 8 2QD
SN54HC393 . . .
SN74HC393 Datasheet
