HCF40193 Datasheet, PDF (3/12 Pages) STMicroelectronics – PRESETTABLE UP/DOWN COUNTERS (DUAL CLOCK WITH RESET) BINARY TYPE

LOGIC DIAGRAM
HCF40193B
TRUTH TABLE
CLOCK UP
H
H
X
X
(X) : Don’t Care
CLOCK DOWN
H
H
X
X
PRESET ENABLE
H
H
H
H
L
X
RESET
L
L
L
L
L
H
ACTION
COUNT UP
NO COUNT
COUNT DOWN
NO COUNT
PRESET
RESET
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