MM74HCT373 Ver la hoja de datos (PDF) - Fairchild Semiconductor
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MM74HCT373 Datasheet PDF : 10 Pages
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AC Electrical Characteristics
MM74HCT373: VCC 5.0V, tr tf 6 ns TA 25qC (unless otherwise specified)
Symbol
Parameter
Conditions
tPHL, tPLH
tPHL, tPLH
tPZH, tPZL
tPHZ, tPLZ
tW
tS
tH
Maximum Propagation Delay
Data to Output
Maximum Propagation Delay
Latch Enable to Output
Maximum Enable Propagation Delay
Control to Output
Maximum Disable Propagation Delay
Control to Output
Minimum Clock Pulse Width
Minimum Setup Time Data to Clock
Minimum Hold Time Clock to Data
CL 45 pF
CL 45 pF
CL 45 pF
RL 1 k:
CL 5 pF
RL 1 k:
Guaranteed
Typ
Units
Limit
18
25
ns
21
30
ns
20
28
ns
18
25
ns
16
ns
5
ns
10
ns
AC Electrical Characteristics
MM74HCT373: VCC 5.0V r 10%, tr tf 6 ns (unless otherwise specified)
Symbol
Parameter
Conditions
TA 25qC
Typ
TA 40 to 85qC TA 55 to 125qC
Guaranteed Limits
tPHL, tPLH Maximum Propagation
Delay Data to Output
tPHL, tPLH Maximum Propagation Delay
Latch Enable to Output
tPZH, tPZL Maximum Enable Propagation
Delay Control to Output
tPHZ, tPLZ Maximum Disable Propagation
Delay Control to Output
tTHL, tTLH Maximum Output Rise
and Fall Time
CL 50 pF
CL 150 pF
CL 50 pF
CL 150 pF
CL 50 pF
CL 150 pF
RL 1 k:
CL 50 pF
RL 1 k:
CL 50 pF
22
30
37
45
30
40
50
60
25
35
44
53
32
45
56
68
21
30
37
45
30
40
50
60
21
30
37
45
8
12
15
18
tW
tS
tH
CIN
COUT
CPD
Minimum Clock Pulse Width
Minimum Setup Time Data to Clock
Minimum Hold Time Clock to Data
Maximum Input Capacitance
Maximum Output Capacitance
Power Dissipation Capacitance
OC
(Note 5)
OC
VCC
GND
Note 5: CPD determines the no load dynamic power consumption, PD
IS CPD VCC f ICC.
16
20
24
5
6
8
10
13
20
10
10
10
20
20
20
5
52
CPD VCC2 f ICC VCC, and the no load dynamic current consumption,
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
pF
pF
pF
pF
5
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