SN54AS867, SN54AS869
SN74ALS867A, SN74ALS869, SN74AS867, SN74AS869
SYNCHRONOUS 8-BIT UP/DOWN COUNTERS
SDAS115C – DECEMBER 1982 – REVISED JANUARY 1995
description (continued)
The SN54AS867 and SN54AS869 are characterized for operation over the full military temperature range of
– 55°C to 125°C. The SN74ALS867A, SN74ALS869, SN74AS867, and SN74AS869 are characterized for
operation from 0°C to 70°C.
FUNCTION TABLE
S1
L
L
H
H
S0
L
H
L
H
FUNCTION
Clear
Count down
Load
Count up
2
POST OFFICE BOX 655303
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DALLAS, TEXAS 75265