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| MC74HC4538A_05 Datasheet, PDF (8/16 Pages) ON Semiconductor – Dual Precision Monostable Multivibrator (Retriggerable,Resettable) | |||
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MC74HC4538A
tr
tf
90%
A
10%
B
tf
RESET
tTLH
Q
90%
10%
tTHL
Q
90%
10%
50%
50%
tw(L)
tPHL
50%
tf
90%
10%
trec
tPLH
50%
trr
50%
Ï + trr
(RETRIGGERED PULSE)
Figure 9. Switching Waveform
VCC
GND
VCC
GND
VCC
GND
DEVICE
UNDER
TEST
TEST POINT
OUTPUT
CL*
*Includes all probe and jig capacitance
Figure 10. Test Circuit
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