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HD74LV221A Datasheet, PDF (11/19 Pages) Hitachi Semiconductor – Dual Monostable Multivibrators
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• Waveform – 1
Input A
Input B
Input CLR
tf
90%
50%
10%
tr
10%
90%
50%
tr
tf
10%
90%
50%
90%
50%
10%
tPLH (trigger)
tw (L)
tPHL
tr
90%
50%
10%
Output Q
50% VCC
tPHL (trigger)
tPLH
50% VCC
Output Q
50% VCC
50% VCC
HD74LV221A
VCC
GND
VCC
GND
VCC
GND
VOH
VOL
VOH
VOL
11
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