74VHC541 Ver la hoja de datos (PDF) - Fairchild Semiconductor
Número de pieza
componentes Descripción
Fabricante
74VHC541 Datasheet PDF : 7 Pages
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AC Electrical Characteristics
Symbol
Parameter
VCC
TA 25qC
TA 40qC to 85qC
Units
Conditions
(V)
Min
Typ
Max
Min
Max
tPLH
Propagation Delay
tPHL
Time
tPZL
3-STATE Output
tPZH
Enable Time
tPLZ
3-STATE
tPHZ
Output
3.3 r 0.3
5.0 r 0.5
3.3 r 0.3
5.0 r 0.5
3.3 r 0.3
5.0 r 0.5
5.0
7.0
1.0
8.5
ns
7.5
10.5
1.0
12.0
CL 15 pF
CL 50 pF
3.5
5.0
1.0
6.0
ns
5.0
7.0
1.0
8.0
CL 15 pF
CL 50 pF
6.8
10.5
1.0
12.5
ns RL 1 k: CL 15 pF
9.3
14.0
1.0
16.0
CL 50 pF
4.7
7.2
1.0
8.5
ns
6.2
9.2
1.0
10.5
CL 15 pF
CL 50 pF
11.2
15.4
1.0
17.5
RL 1 k: CL 50 pF
6.0
8.8
1.0
10.0
ns
CL 50 pF
Disable Time
tOSLH
tOSHL
Output to Output Skew
3.3 r 0.3
5.0 r 0.5
1.5
1.5
(Note 4)
ns
CL 50 pF
1.0
1.0
CL 50 pF
CIN
Input Capacitance
4
10
10
pF VCC Open
COUT
Output Capacitance
6
pF VCC 5.0V
CPD
Power Dissipation Capacitance
18
Note 4: Parameter guaranteed by design. tOSLH |tPLHmax tPLHmin|; tOSHL |tPHLmax tPHLmin|.
pF (Note 5)
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 by the equation: ICC (OPR.) CPD * VCC * fIN ICC/8 (per bit).
3
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