74AHC74 Philips Semiconductors, 74AHC74 Datasheet - Page 11

• Manufacturer Part Number: 74AHC74
• Description: Dual D-type flip-flop with set and reset; positive-edge trigger
• Manufacturer: Philips Semiconductors

Philips Semiconductors
AC WAVEFORMS
1999 Sep 23
handbook, full pagewidth
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.
Fig.6
AHC
AHCT
FAMILY
The clock (nCP) to output (nQ, nQ) propagation delays, the clock pulse width, the nD to nCP set-up, the
nCP to nD hold times, the output transition times and the maximum clock pulse frequency.
GND to V
GND to 3.0 V
REQUIREMENTS
V
I
INPUT
CC
nQ OUTPUT
nQ OUTPUT
nCP INPUT
nD INPUT
GND
GND
V OH
V OH
V OL
V OL
50% V
1.5 V
V I
V I
INPUT
V
M
(1)
CC
V M
t PLH
50% V
50% V
t su
(1)
OUTPUT
V
M
(1)
CC
CC
t h
V M
(1)
11
V M
t W
V M
t PHL
(1)
(1)
1/f max
t PHL
t su
t h
74AHC74; 74AHCT74
t PLH
MNA422
Product specification