74AHC273 Philips Semiconductors, 74AHC273 Datasheet - Page 9

• Manufacturer Part Number: 74AHC273
• Description: Octal D-type flip-flop with reset; positive-edge trigger
• Manufacturer: Philips Semiconductors

Philips Semiconductors
AC CHARACTERISTICS
Type 74AHC273
Ground = 0 V; t
1999 Sep 01
V
t
t
f
t
t
t
t
t
t
f
SYMBOL
PHL
PHL
max
PHL
PHL
W
rem
su
h
max
CC
Octal D-type flip-flop with reset;
positive-edge trigger
/t
/t
= 3.0 to 3.6 V; note 1
PLH
PLH
propagation delay
CP to Q
propagation delay
MR to Q
maximum clock
pulse frequency
propagation delay
CP to Q
propagation delay
MR to Q
clock pulse width
HIGH or LOW
master reset
pulse width LOW
removal time
MR to CP
set-up time
D
hold time
D
maximum clock
pulse frequency
n
n
PARAMETER
r
to CP
to CP
= t
f
n
n
n
n
3.0 ns.
see Figs 6 and 9
see Figs 7 and 9
see Figs 6 and 9
see Figs 7 and 9
see Figs 6 and 9
see Figs 7 and 9
see Figs 8 and 9
WAVEFORMS
TEST CONDITIONS
15 pF
50 pF
C
L
9
75
5.0
5.0
2.5
3.0
1.0
50
MIN.
6.0
5.1
120
8.6
7.3
75
TYP. MAX. MIN. MAX. MIN. MAX.
25
13.6
13.6
17.1
17.1
74AHC273; 74AHCT273
T
amb
1.0
1.0
65
1.0
1.0
6.5
6.0
2.5
3.0
1.0
45
40 to +85
( C)
16.0
16.0
19.5
19.5
1.0
1.0
65
1.0
1.0
6.5
6.0
2.5
3.0
1.0
45
Product specification
40 to +125
17.0
17.0
21.5
21.5
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
UNIT