74HC273 Philips, 74HC273 Datasheet - Page 5

• Manufacturer Part Number: 74HC273
• Description: Octal D-type flip-flop with reset positive-edge trigger
• Manufacturer: Philips

Philips Semiconductors
DC CHARACTERISTICS FOR 74HC
For the DC characteristics see
Output capability: standard
I
AC CHARACTERISTICS FOR 74HC
GND = 0 V; t
September 1993
CC
SYMBOL PARAMETER
t
t
t
t
t
t
t
t
f
PHL
PHL
THL
W
W
rem
su
h
max
Octal D-type flip-flop with reset;
positive-edge trigger
category: MSI
/ t
/ t
TLH
PLH
propagation delay
propagation delay
output transition time
clock pulse width
master reset pulse width
removal time
set-up time
hold time
maximum clock pulse
r
= t
CP to Q
MR to Q
HIGH or LOW
LOW
MR to CP
D
D
frequency
n
n
f
to CP
to CP
= 6 ns; C
n
n
L
= 50 pF
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
80
16
14
60
12
10
50
10
9
60
12
10
3
3
3
6.0
30
35
min.
41
15
13
44
16
14
19
7
6
14
5
4
17
6
5
11
4
3
20.6
103
122
typ.
6
2
2
6
2
2
25
150
30
26
150
30
26
75
15
13
max.
T
5
amb
100
20
17
75
15
13
65
13
11
75
15
13
3
3
3
4.8
24
28
74HC
min. max.
40 to 85
( C)
185
37
31
185
37
31
95
19
15
120
24
20
90
18
15
75
15
13
90
18
15
3
3
3
4.0
20
24
min.
40 to 125
225
45
38
225
45
38
110
22
19
max.
.
ns
ns
ns
ns
ns
ns
ns
ns
MHz
UNIT
74HC/HCT273
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
2.0
4.5
6.0
TEST CONDITIONS
V
Product specification
(V)
CC
WAVEFORMS
Fig.6
Fig.7
Fig.6
Fig.6
Fig.7
Fig.7
Fig.8
Fig.8
Fig.6