74HCT74 Philips, 74HCT74 Datasheet - Page 7

• Manufacturer Part Number: 74HCT74
• Description: Dual D-type flip-flop with set and reset; positive-edge trigger
• Manufacturer: Philips

Philips Semiconductors
AC WAVEFORMS
1998 Feb 23
Dual D-type flip-flop with set and reset;
positive-edge trigger
The shaded areas indicate when the input is permitted to
change for predictable output performance.
(1) HC : V
Fig.6
(1) HC : V
Fig.7
HCT: V
HCT: V
Waveforms showing the clock (nCP) to output (nQ, nQ) propagation delays, the clock pulse width, the nD
Waveforms showing the set (nS
and reset pulse widths and the
to nCP set-up, the nCP to nD hold times, the output transition times and the maximum clock pulse
frequency.
M
M
M
M
= 1.3 V; V
= 1.3 V; V
= 50%; V
= 50%; V
I
I
I
I
= GND to V
= GND to V
= GND to 3 V.
= GND to 3 V.
CC
CC
.
.
handbook, full pagewidth
nR
D
) and reset (nR
D
nQ OUTPUT
nQ OUTPUT
, nS
nCP INPUT
nS D INPUT
nR D INPUT
D
to nCP
7
t PLH
V M
D
t PHL
removal time.
) input to output (nQ, nQ) propagation delays, the set
(1)
t W
V M
V M
(1)
(1)
t rem
t PLH
V M
t PHL
(1)
t W
74HC/HCT74
t rem
Product specification
V M
MGL350
(1)