Datasheet

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SCLS005D − MARCH 1984 − REVISED AUGUST 2003
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range, C
L
= 50 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
V
CC
T
A
= 25°C SN54HCT374 SN74HCT374
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
MIN TYP MAX MIN MAX MIN MAX
UNIT
f
max
4.5 V 31 36 21 25
MHz
f
max
5.5 V 36 40 23 28
MHz
t
pd
CLK
Any Q
4.5 V 30 36 54 45
ns
t
pd
CLK Any Q
5.5 V 25 32 49 41
ns
t
en
OE
Any Q
4.5 V 26 30 45 38
ns
t
en
OE
Any Q
5.5 V 23 27 41 34
ns
t
dis
OE
Any Q
4.5 V 23 30 45 38
ns
t
dis
OE
Any Q
5.5 V 22 27 41 34
ns
t
t
Any Q
4.5 V 10 12 18 15
ns
t
t
Any Q
5.5 V 9 11 16 14
ns
switching characteristics over recommended operating free-air temperature range, C
L
= 150 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
V
CC
T
A
= 25°C SN54HCT374 SN74HCT374
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V
CC
MIN TYP MAX MIN MAX MIN MAX
UNIT
t
pd
CLK
Any Q
4.5 V 40 46 69 58
ns
t
pd
CLK Any Q
5.5 V 35 41 62 52
ns
t
en
OE
Any Q
4.5 V 34 40 60 50
ns
t
en
OE
Any Q
5.5 V 29 36 54 45
ns
t
t
Any Q
4.5 V 18 42 63 53
ns
t
t
Any Q
5.5 V 16 38 57 48
ns
operating characteristics, T
A
= 25°C
PARAMETER TEST CONDITIONS TYP UNIT
C
pd
Power dissipation capacitance per flip-flop No load 85 pF