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74ACT253 датащи(PDF) 6 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
номер детали 74ACT253
подробное описание детали  Dual 4-Input Multiplexer with TRI-STATE Outputs
PDF  8 Pages
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производитель  NSC [National Semiconductor (TI)]
домашняя страница  http://www.national.com
Logo NSC - National Semiconductor (TI)

74ACT253 датащи(HTML) 6 Page - National Semiconductor (TI)

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AC Electrical Characteristics
54AC
V
CC
T
A = −55˚C
Fig.
Symbol
Parameter
(V)
to +125˚C
Units
No.
(Note 8)
C
L = 50 pF
Min
Max
t
PLH
Propagation Delay
3.3
1.0
18.0
ns
S
n to Zn
5.0
1.0
12.5
t
PHL
Propagation Delay
3.3
1.0
18.5
ns
S
n to Zn
5.0
1.0
13.5
t
PLH
Propagation Delay
3.3
1.0
17.0
ns
I
n to Zn
5.0
1.0
11.5
t
PHL
Propagation Delay
3.3
1.0
15.0
ns
I
n to Zn
5.0
1.0
11.5
t
PZH
Output Enable Time
3.3
1.0
9.0
ns
5.0
1.0
7.0
t
PZL
Output Enable Time
3.3
1.0
9.5
ns
5.0
1.0
8.0
t
PHZ
Output Disable Time
3.3
1.0
10.5
ns
5.0
1.0
9.0
t
PLZ
Output Disable Time
3.3
1.0
9.5
ns
5.0
1.0
8.0
Note 8: Voltage Range 3.3 is 3.3V ±0.3V
Voltage Range 5.0 is 5.0V ±0.5V
AC Electrical Characteristics
54ACT
V
CC
T
A = −55˚C
Fig.
Symbol
Parameter
(V)
to +125˚C
Units
No.
(Note 9)
C
L = 50 pF
Min
Max
t
PLH
Propagation Delay
5.0
1.0
14.5
ns
S
n to Zn
t
PHL
Propagation Delay
5.0
1.0
16.0
ns
S
n to Zn
t
PLH
Propagation Delay
5.0
1.0
12.0
ns
I
n to Zn
t
PHL
Propagation Delay
5.0
1.0
13.5
ns
I
n to Zn
t
PZH
Output Enable Time
5.0
1.0
9.5
ns
t
PZL
Output Enable Time
5.0
1.0
9.5
ns
t
PHZ
Output Disable Time
5.0
1.0
11.0
ns
t
PLZ
Output Disable Time
5.0
1.0
9.0
ns
Note 9: Voltage Range 5.0 is 5.0V ±0.5V
Capacitance
Symbol
Parameter
Typ
Units
Conditions
C
IN
Input Capacitance
4.5
pF
V
CC = OPEN
C
PD
Power Dissipation
50.0
pF
V
CC = 5.0V
Capacitance
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