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54AC374D Datasheet(PDF) 5 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # 54AC374D
Description  Octal D Flip-Flop with TRI-STATE Outputs
PDF  8 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

54AC374D Datasheet(HTML) 5 Page - National Semiconductor (TI)

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AC Electrical Characteristics
54AC
V
CC
T
A = −55˚C to +125˚C
Fig.
Symbol
Parameter
(V)
C
L = 50 pF
Units
No.
(Note 8)
Min
Max
f
max
Maximum Clock
3.3
60
MHz
Frequency
5.0
95
t
PLH
Propagation Delay
3.3
3.0
16.5
ns
CP to O
n
5.0
3.0
12.0
t
PHL
Propagation Delay
3.3
3.0
15.0
ns
CP to O
n
5.0
3.0
11.0
t
PZH
Output Enable Time
3.3
1.0
14.0
ns
5.0
1.5
10.5
t
PZL
Output Enable Time
3.3
1.0
14.0
ns
5.0
1.5
10.5
t
PHZ
Output Disable Time
3.3
1.0
16.0
ns
5.0
1.5
12.5
t
PLZ
Output Disable Time
3.3
1.0
13.0
ns
5.0
1.5
10.5
Note 8: Voltage Range 3.3 is 3.3V ±0.3V
Voltage Range 5.0 is 5.0V ±0.5V
AC Operating Requirements
54AC
V
CC
T
A = −55˚C
Fig.
Symbol
Parameter
(V)
to +125˚C
Units
No.
(Note 9)
C
L = 50 pF
Guaranteed Minimum
t
s
Setup Time, HIGH or LOW
3.3
6.5
ns
D
n to CP
5.0
5.0
t
h
Hold Time, HIGH or LOW
3.3
1.0
ns
D
n to CP
5.0
1.5
t
w
CP Pulse Width,
3.3
6.5
ns
HIGH or LOW
5.0
5.0
Note 9: Voltage Range 3.3 is 3.3V ±0.3V
Voltage Range 5.0 is 5.0V ±0.5V
AC Electrical Characteristics
54ACT
V
CC
T
A = −55˚C
Symbol
Parameter
(V)
to +125˚C
Units
(Note 10)
C
L = 50 pF
Min
Max
f
max
Maximum Clock
5.0
70
MHz
Frequency
t
PLH
Propagation Delay
5.0
1.5
12.0
ns
CP to O
n
t
PHL
Propagation Delay
5.0
1.5
11.5
ns
CP to O
n
t
PZH
Output Enable Time
5.0
1.5
11.5
ns
www.national.com
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