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54AC74 Datasheet(PDF) 5 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part No. 54AC74
Description  Dual D-Type Positive Edge-Triggered Flip-Flop
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Maker  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
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54AC74 Datasheet(HTML) 5 Page - National Semiconductor (TI)

   
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DC Characteristics for ’ACT Family Devices (Continued)
54ACT
Symbol
Parameter
V
CC
T
A =
Units
Conditions
(V)
−55˚C to +125˚C
Guaranteed
Limits
I
CC
Maximum Quiescent
5.5
40.0
µA
V
IN =VCC
Supply Current
or GND
Note 5: All outputs loaded; thresholds on input associated with output under test.
Note 6: Maximum test duration 2.0 ms, one output loaded at a time.
Note 7: ICC for 54ACT @ 25˚C is identical to 74ACT @ 25˚C.
AC Electrical Characteristics
V
CC
54AC
Symbol
Parameter
(V)
T
A = −55˚C to +125˚C
Units
Fig.
(Note 8)
C
L = 50 pF
No.
Min
Max
f
max
Maximum Clock
3.3
70
MHz
Frequency
5.0
95
t
PLH
Propagation Delay
3.3
1.0
13.0
ns
C
Dn or SDn to Qn or Qn
5.0
1.0
9.5
t
PHL
Propagation Delay
3.3
1.0
14.0
ns
C
Dn or SDn to Qn or Qn
5.0
1.0
10.5
t
PLH
Propagation Delay
3.3
1.0
17.5
ns
CP
n to Qn or Qn
5.0
1.0
12.0
t
PHL
Propagation Delay
3.3
1.0
13.5
ns
CP
n to Qn or Qn
5.0
1.0
10.0
Note 8: Voltage Range 3.3 is 3.3V ± 0.3V
Voltage Range 5.0 is 5.0V ± 0.5V
AC Operating Requirements
54AC
Symbol
Parameter
V
CC
T
A = −55˚C to +125˚C
Units
Fig.
(V)
C
L = 50 pF
No.
(Note 9)
Guaranteed Limits
t
s
Set-up Time, HIGH or LOW
3.3
5.0
ns
D
n to CPn
5.0
4.0
t
h
Hold Time, HIGH or LOW
3.3
0.5
ns
D
n to CPn
5.0
0.5
t
w
CP
n or CDn or SDn
3.3
8.0
ns
Pulse Width
5.0
5.5
t
rec
Recovery Time
3.3
0.5
ns
C
Dn or SDn to CP
5.0
0.5
Note 9: Voltage Range 3.3 is 3.3V ±0.3V
Voltage Range 5.0 is 5.0V ±0.5V
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