74HC5555 데이터 시트보기 (PDF) - NXP Semiconductors.
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74HC5555 Datasheet PDF : 23 Pages
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Philips Semiconductors
Programmable delay timer with oscillator
Product specification
74HC/HCT5555
handbook, full pagewidth
MR INPUT
A INPUT
B INPUT
VM (1)
tW
t PLH
t rem
VM (1)
t rem
VM (1)
Q OUTPUT
VM (1)
t PHL
Q OUTPUT
(1) HC : VM = 50%; VI = GND to VCC.
HCT: VM = 1.3 V; VI = GND to 3 V.
VM (1)
MGA652-1
Fig.7 Waveforms showing the master reset (MR) pulse width, the master reset to outputs (Q and Q) propagation
delays and the master reset to trigger inputs (A and B) removal time.
September 1993
17
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