74act257scx-nl Fairchild Semiconductor, 74act257scx-nl Datasheet - Page 4
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74act257scx-nl
Manufacturer Part Number
74act257scx-nl
Description
74ac257 * 74act257 Quad 2-input Multiplexer With 3-state Outputs
Manufacturer
Fairchild Semiconductor
Datasheet
1.74ACT257SCX-NL.pdf
(9 pages)
www.fairchildsemi.com
t
t
t
t
t
t
t
t
PLH
PHL
PLH
PHL
PZH
PZL
PHZ
PLZ
V
V
V
V
I
I
I
I
I
I
DC Electrical Characteristics for ACT
IN
OZ
CCT
OLD
OHD
CC
Note 5: All outputs loaded; thresholds on input associated with output under test.
Note 6: Maximum test duration 2.0 ms, one output loaded at a time.
AC Electrical Characteristics for AC
Note 7: Voltage Range 3.3 is 3.0V
IH
IL
OH
OL
Symbol
Symbol
Voltage Range 5.0 is 5.0V
Minimum HIGH Level
Input Voltage
Maximum LOW Level
Input Voltage
Minimum HIGH Level
Output Voltage
Maximum LOW Level
Output Voltage
Maximum Input
Leakage Current
Maximum 3-STATE
Leakage Current
Maximum
I
Dynamic Output Current
Minimum (Note 6)
Maximum Quiescent
Supply Current
CC
Propagation Delay
I
Propagation Delay
I
Propagation Delay
S to Z
Propagation Delay
S to Z
Output Enable Time
Output Enable Time
Output Disable Time
Output Disable Time
n
n
/Input
to Z
to Z
n
n
n
n
Parameter
Parameter
0.3V
0.5V
V
4.5
5.5
4.5
5.5
4.5
5.5
4.5
5.5
4.5
5.5
4.5
5.5
5.5
5.5
5.5
5.5
5.5
5.5
(V)
CC
(Note 7)
V
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
3.3
5.0
5.0
5.0
(V)
3.3
3.3
CC
0.001
0.001
4.49
5.49
Typ
1.5
1.5
1.5
1.5
0.6
T
A
25 C
4
Min
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
1.5
3.86
4.86
0.36
0.36
2.0
2.0
0.8
0.8
4.4
5.4
0.1
0.1
4.0
0.1
0.5
Guaranteed Limits
T
C
Typ
A
L
T
5.0
4.0
6.0
4.5
7.0
5.0
7.5
5.5
6.5
5.0
5.5
5.0
5.5
5.0
5.5
5.0
A
50 pF
25 C
40 C to 85 C
3.76
4.76
0.44
0.44
40.0
2.0
2.0
0.8
0.8
4.4
5.4
0.1
0.1
1.5
Max
75
1.0
5.0
75
10.5
10.5
10.0
8.5
6.0
8.5
6.0
7.5
7.5
9.5
7.5
9.0
8.5
9.0
9.0
8.0
T
A
Min
1.0
1.0
1.0
1.0
1.5
1.0
1.5
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Units
mA
mA
mA
V
V
V
V
V
V
40 C to 85 C
C
A
A
A
L
50 pF
Max
V
or V
V
or V
I
V
I
I
I
V
I
I
V
V
V
V
V
V
V
or GND
OUT
OH
OH
OUT
OL
OL
OUT
OUT
IN
IN
I
I
O
I
OLD
OHD
IN
10.5
10.0
10.0
11.5
11.5
11.0
10.0
9.0
7.0
9.0
7.0
8.5
8.5
8.5
9.5
9.0
CC
CC
V
V
V
24 mA
24 mA (Note 5)
V
V
V
V
CC
IL
CC
Conditions
50 A
CC
24 mA
24 mA (Note 5)
IL
IL
CC
, V
1.65V Max
0.1V
0.1V
3.85V Min
50 A
, GND
0.1V
0.1V
or V
or V
, GND
IH
2.1V
IH
IH
Units
ns
ns
ns
ns
ns
ns
ns
ns