CD54/74HC374, CD54/74HCT374, CD54/74HC574, CD54/74HCT574
Prerequisite for Switching Specifications
25
o
C
PARAMETER
HC TYPES
Maximum Clock
Frequency
f
MAX
2
4.5
6
Clock Pulse Width
t
W
2
4.5
6
Setup Time
Data to Clock
t
SU
2
4.5
6
Hold Time
Data to Clock
t
H
2
4.5
6
HCT TYPES
Maximum Clock
Frequency
Clock Pulse Width
Setup Time
Data to Clock
Hold Time
Data to Clock
f
MAX
t
W
t
SU
t
H
4.5
30
-
-
25
-
-
20
-
-
MHz
6
30
35
80
16
14
60
12
10
5
5
5
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
5
25
29
100
20
17
75
15
13
5
5
5
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
4
20
23
120
24
20
90
18
15
5
5
5
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
MHz
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
SYMBOL
V
CC
(V)
MIN
TYP
MAX
-40
o
C TO 85
o
C
MIN
TYP
MAX
-55
o
C TO 125
o
C
MIN
TYP
MAX
UNITS
4.5
4.5
16
12
-
-
-
-
20
15
-
-
-
-
24
18
-
-
-
-
ns
ns
4.5
5
-
-
5
-
-
5
-
-
ns
Switching Specifications
C
L
= 50pF, Input t
r
, t
f
= 6ns
25
o
C
V
CC
(V)
MIN
TYP
MAX
-40
o
C TO
85
o
C
MIN
MAX
-55
o
C TO
125
o
C
MIN
MAX
UNITS
PARAMETER
HC TYPES
Propagation Delay
Clock to Output
SYMBOL
TEST
CONDITIONS
t
PLH
, t
PHL
C
L
= 50pF
2
4.5
C
L
= 15pF
C
L
= 50pF
5
6
2
4.5
C
L
= 15pF
C
L
= 50pF
5
6
-
-
-
-
-
-
-
-
-
-
15
-
-
-
11
-
165
33
-
28
135
27
-
23
-
-
-
-
-
-
-
-
205
41
-
35
170
34
-
29
-
-
-
-
-
-
-
-
250
50
-
43
205
41
-
35
ns
ns
ns
ns
ns
ns
ns
ns
Output Disable to Q
t
PLZ
, t
PHZ
C
L
= 50pF
5
TI [ TEXAS INSTRUMENTS ]
