74AHC273 Philips Semiconductors, 74AHC273 Datasheet - Page 11

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

Philips Semiconductors
Type 74AHCT273
Ground = 0 V; t
Note
1. Typical values at V
1999 Sep 01
SYMBOL
V
t
t
f
t
t
t
t
t
t
f
PHL
PHL
max
PHL
PHL
W
rem
su
h
max
CC
Octal D-type flip-flop with reset;
positive-edge trigger
/t
/t
= 4.5 to 5.5 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
setup 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.
CC
= 5.0 V.
WAVEFORMS
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
TEST CONDITIONS
C
15 pF
50 pF
L
11
MIN.
75
5.0
5.0
2.5
3.0
1.0
50
TYP.
120
75
4.0
3.9
5.8
5.6
25
MAX. MIN.
7.5
10.0
9.2
11.0
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)
MAX. MIN.
8.8
11.6
10.5
12.6
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
MAX.
9.5
12.5
11.5
14.0
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
UNIT