74HC73 Philips, 74HC73 Datasheet - Page 13

• Manufacturer Part Number: 74HC73
• Description: Dual JK flip-flop with reset negative-edge trigger
• Manufacturer: Philips

Philips Semiconductors
12. Waveforms
9397 750 13815
Product data sheet
Fig 6. Waveforms showing the clock (nCP) to output (nQ, nQ) propagation delays, the
Fig 7. Waveforms showing the reset (nR) input to output (nQ, nQ) propagation delays
The shaded areas indicate when the input is permitted to change for predictable output
performance.
V
clock pulse width, the J and K to nCP set-up and hold times, the output transition
times and the maximum clock frequency
V
and the reset pulse width and the nR to nCP removal time
M
M
= 0.5
= 0.5
nQ output
nQ output
nJ, nK
input
nCP input
V
V
I
I
.
.
Rev. 03 — 12 November 2004
nQ output
nCP input
nR input
nQ input
V
M
t
su
Dual JK flip-flop with reset; negative-edge trigger
V
M
t
t
t
t
THL
TLH
PHL
PLH
t
PLH
t
h
t
W
V
V
1/f
V
M
M
t
M
PHL
max
t
W
t
su
t
rem
001aab984
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
t
t
t
t
V
TLH
THL
t
PLH
PHL
h
M
001aab983
74HC73
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