74HC123; 74HCT123
NXP Semiconductors
Dual retriggerable monostable multivibrator with reset
nB input
nA input
t
W
t
t
rtrig
W
nQ output
t
t
W
W
t
mna521
W
nRD = HIGH
Fig 10. Output pulse control using retrigger pulse
nB input
nRD input
t
W
nQ output
t
t
W
W
mna522
nA = LOW
Fig 11. Output pulse control using reset input nRD
74HC_HCT123_5
© NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 05 — 13 July 2009
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