74AC157 STMicroelectronics, 74AC157 Datasheet - Page 4
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74AC157
Manufacturer Part Number
74AC157
Description
QUAD 2 CHANNEL MULTIPLEXER
Manufacturer
STMicroelectronics
Datasheet
1.74AC157.pdf
(9 pages)
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www.fairchildsemi.com
t
t
t
t
t
t
DC Electrical Characteristics for ACT
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 3.3V
V
V
V
V
I
I
I
I
I
PLH
PHL
PLH
PHL
PLH
PHL
IN
CCT
OLD
OHD
CC
Symbol
IH
IL
OH
OL
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
I
Minimum Dynamic
Output Current (Note 6)
Maximum Quiescent
Supply Current
CC
Propagation Delay
S
Propagation Delay
S
Propagation Delay
E to Z
Propagation Delay
E to Z
Propagation Delay
I
Propagation Delay
I
n
n
/Input
n
n
to Z
to Z
to Z
to Z
n
n
n
n
n
n
Parameter
Parameter
0 3V
0.5V
V
(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
CC
(Note 7)
V
(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
CC
0.001
0.001
4.49
5.49
Typ
1.5
1.5
1.5
1.5
0.6
T
A
Min
2.5
2.0
3.0
2.5
2.5
1.5
2.5
2.0
2.5
1.5
1.5
1.5
4
25 C
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
T
C
A
Guaranteed Limits
L
Typ
9.5
6.5
8.5
6.5
8.0
5.5
7.0
5.0
7.5
5.5
7.0
5.0
50 pF
25 C
T
A
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
75
1.0
Max
15.0
11.0
14.5
11.0
13.5
11.0
12.5
11.5
75
9.5
8.0
9.0
8.5
T
A
Min
2.5
2.0
2.5
2.0
2.0
1.5
2.0
1.5
2.0
1.5
1.5
1.5
Units
C
mA
mA
mA
40 C to 85 C
V
V
V
V
V
V
L
A
A
50 pF
V
V
V
or V
V
or V
I
I
I
I
I
I
V
V
V
V
V
or GND
OUT
OH
OH
OUT
OL
OL
IN
IN
OUT
OUT
I
I
OLD
OHD
IN
Max
17.5
12.5
16.5
12.0
16.0
12.5
14.5
10.5
13.0
10.0
11.0
9.0
CC
CC
V
V
V
V
24 mA
24 mA (Note 5)
Conditions
V
CC
CC
IL
IL
50 A
CC
24 mA
24 mA (Note 5)
1.65V Max
0.1V
0.1V
3.85V Min
50 A
or V
or V
, GND
0.1V
0.1V
2.1V
IH
IH
Units
ns
ns
ns
ns
ns
ns