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74AC273 Datasheet(PDF) 4 Page - Fairchild Semiconductor

No. de Pieza. 74AC273
Descripción  Octal D-Type Flip-Flop
Descarga  10 Pages
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Fabricante  FAIRCHILD [Fairchild Semiconductor]
Página de inicio  http://www.fairchildsemi.com
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74AC273 Datasheet(HTML) 4 Page - Fairchild Semiconductor

 
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AC Electrical Characteristics for AC
Note 6: Voltage Range 3.3 is 3.3V
r 0.3V
Voltage Range 5.0 is 5.0V
r 0.5V
AC Operating Requirements for AC
Note 7: Voltage Range 3.3 is 3.3V
r 0.3V
Voltage Range 5.0 is 5.0V
r 0.5V
VCC
TA 25qCTA 40qC to 85qC
Symbol
Parameter
(V)
CL 50 pF
CL 50 pF
Units
(Note 6)
Min
Typ
Max
Min
Max
fMAX
Maximum Clock
3.3
90
125
75
MHz
Frequency
5.0
140
175
125
tPLH
Propagation Delay
3.3
4.0
7.0
12.5
3.0
14.0
ns
Clock to Output
5.0
3.0
5.5
9.0
2.5
10.0
tPHL
Propagation Delay
3.3
4.0
7.0
13.0
3.5
14.5
ns
Clock to Output
5.0
3.0
5.0
10.0
2.5
11.0
tPHL
Propagation Delay
3.3
4.0
7.0
13.0
3.5
14.0
ns
MR to Output
5.0
3.0
5.0
10.0
2.5
10.5
VCC
TA 25qCTA 40qC to 85qC
Symbol
Parameter
(V)
CL 50 pF
CL 50 pF
Units
(Note 7)
Typ
Guaranteed Minimum
tS
Setup Time, HIGH or LOW
3.3
3.5
5.5
6.0
ns
Data to CP
5.0
2.5
4.0
4.5
tH
Hold Time, HIGH or LOW
3.3
2.0
0
0
ns
Data to CP
5.0
1.0
1.0
1.0
tW
Clock Pulse Width
3.3
3.5
5.5
6.0
ns
HIGH or LOW
5.0
2.5
4.0
4.5
tW
MR Pulse Width
3.3
2.0
5.5
6.0
ns
HIGH or LOW
5.0
1.5
4.0
4.5
trec
Recovery Time
3.3
1.5
3.5
4.5
ns
MR to CP
5.0
1.0
2.0
3.0


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