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74VHC273SJ Folha de dados(PDF) 4 Page - Fairchild Semiconductor

Nome de Peças 74VHC273SJ
Descrição Electrónicos  Octal D-Type Flip-Flop
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Fabricante Electrônico  FAIRCHILD [Fairchild Semiconductor]
Página de início  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

74VHC273SJ Folha de dados(HTML) 4 Page - Fairchild Semiconductor

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AC Electrical Characteristics
Note 4: Parameter guaranteed by design tOSLH
|tPLHmax  tPLHmin|; tOSHL
|tPHLmax  tPHLmin|.
Note 5: CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without load. Average
operating current can be obtained from the equation: ICC (opr.) CPD * VCC * fIN  ICC/8 (per F/F). The total CPD when n pieces of the Flip-Flop operates can
be calculated by the equation: CPD (total) 22  9n.
AC Operating Requirements
Note 6: VCC is 3.3 r 0.3V or 5.0 r 0.5V
Symbol
Parameter
VCC
TA 25qCTA 40qC to 85qC
Units
Conditions
(V)
Min
Typ
Max
Min
Max
fMAX
Maximum Clock
3.3
r 0.3
75
120
65
MHz
CL 15 pF
Frequency
50
75
45
CL 50 pF
5.0
r 0.5
120
165
100
MHz
CL 15 pF
80
110
70
CL 50 pF
tPLH
Propagation Delay
3.3
r 0.3
8.7
13.6
1.0
16.0
ns
CL 15 pF
tPHL
Time (CK - Q)
11.2
17.1
1.0
19.5
CL 50 pF
5.0
r 0.5
5.8
9.0
1.0
10.5
ns
CL 15 pF
7.3
11.0
1.0
12.5
CL 50 pF
tPHL
Propagation Delay
3.3
r 0.3
8.9
13.6
1.0
16.0
ns
CL 15 pF
Time (MR - Q)
11.4
17.1
1.0
19.5
CL 50 pF
5.0
r 0.5
5.2
8.5
1.0
10.0
ns
CL 15 pF
6.7
10.5
1.0
12.0
CL 50 pF
tOSLH
Output to
3.3
r 0.3
1.5
1.5
ns
(Note 4)
CL 50 pF
tOSHL
Output Skew
5.0
r 0.5
1.0
1.0
CL 50 pF
CIN
Input Capacitance
4.0
10.0
10.0
pF
VCC Open
CPD
Power Dissipation
31
pF
(Note 5)
Capacitance
Symbol
Parameter
VCC
(V)
(Note 6)
TA 25qCTA 40qC to 85qC
Units
Typ
Guaranteed Minimum
tW(L)
Minimum Pulse Width (CK)
3.3
5.5
6.5
ns
tW(H)
5.0
5.0
5.0
tW(L)
Minimum Pulse Width (MR)
3.3
5.0
6.0
ns
5.0
5.0
5.0
tS
Minimum Setup Time
3.3
5.5
6.5
ns
5.0
4.5
4.5
tH
Minimum Hold Time
3.3
1.0
1.0
ns
5.0
1.0
1.0
tREC
Minimum Removal Time (MR)
3.3
2.5
2.5
ns
5.0
2.0
2.0


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