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D 2-V to 6-V VCC Operation D High-Current 3-State Parallel Register
Outputs Can Drive Up To 15 LSTTL Loads
D Low Power Consumption, 80-µA Max ICC D Typical tpd = 14 ns
SN54HC590A . . . J OR W PACKAGE SN74HC590A . . . D, DW, OR N PACKAGE
(TOP VIEW)
QB 1 QC 2 QD 3 QE 4 QF 5 QG 6 QH 7 GND 8
16 VCC 15 QA 14 OE 13 RCLK 12 CCKEN 11 CCLK 10 CCLR 9 RCO
SN54HC590A, SN74HC590A 8ĆBIT BINARY COUNTERS
WITH 3ĆSTATE OUTPUT REGISTERS
SCLS039F − DECEMBER 1982 − REVISED SEPTEMBER 2003
D ±6-mA Output Drive at 5 V D Low Input Current of 1 µA Max D 8-Bit Counter With Register D Counter Has Direct Clear
SN54HC590A . . .
SNJ54HC590AJ Datasheet
