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參數(shù)資料
| 型號(hào)： | DM74S158N |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類(lèi)： | 通用總線功能 |
| 英文描述： | Quad 1 of 2 Line Data Selector/Multiplexer |
| 中文描述： | S SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, INVERTED OUTPUT, PDIP16 |
| 封裝： | 0.300 INCH, PLASTIC, MS-001, DIP-16 |
| 文件頁(yè)數(shù)： | 4/5頁(yè) |
| 文件大?。?/td> | 53K |
| 代理商： | DM74S158N |
www.fairchildsemi.com
4
D
DM74S158 Recommended Operating Conditions
DM74S158 Electrical Characteristics
over recommended operating free air temperature (unless otherwise noted)
Note 5:
All typicals are at V
CC
=
5V, T
A
=
25
°
C.
Note 6:
Not more than one output should be shorted at a time, and the duration should not exceed one second.
Note 7:
I
CC1
is measured with all outputs OPEN and all inputs at 4.5V.
Note 8:
I
CC2
is measured with B, G, and S inputs grounded, A inputs at 4.5V, and all outputs OPEN.
DM74S158 Switching Characteristics
at V
CC
=
5V and T
A
=
25
°
C
Symbol
Parameter
Min
4.75
2
Nom
5
Max
5.25
Units
V
V
V
mA
mA
°
C
V
CC
V
IH
V
IL
I
OH
I
OL
T
A
Supply Voltage
HIGH Level Input Voltage
LOW Level Input Voltage
HIGH Level Output Current
LOW Level Output Current
Free Air Operating Temperature
0.8
1
20
70
0
Symbol
Parameter
Conditions
Min
Typ
Max
Units
(Note 5)
V
I
V
OH
Input Clamp Voltage
HIGH Level
Output Voltage
V
CC
=
Min, I
I
=
18 mA
V
CC
=
Min, I
OH
=
Max
V
IL
=
Max, V
IH
=
Min
V
CC
=
Min, I
OL
=
Max
V
IH
=
Min, V
IL
=
Max
1.2
V
2.7
3.4
V
V
OL
LOW Level
Output Voltage
Input Current @ Max Input Voltage V
CC
=
Max, V
I
=
5.5V
HIGH Level
Input Current
LOW Level
0.5
V
I
I
I
IH
1
mA
V
CC
=
Max
V
I
=
2.7V
V
CC
=
Max
V
I
=
0.5V
V
CC
=
Max (Note 6)
V
CC
=
Max (Note 7)
V
CC
=
Max (Note 8)
S or G
A or B
S or G
100
50
4
2
100
61
μ
A
I
IL
mA
Input Current
Short Circuit Output Current
Supply Current
A or B
I
OS
I
CC1
I
CC2
40
mA
mA
39
Supply Current
81
mA
R
L
=
280
Symbol
Parameter
From (Input)
C
L
=
15 pF
Min
C
L
=
50 pF
Min
Units
To (Output)
Max
Max
t
PLH
Propagation Delay Time
LOW to-HIGH Level Output
Propagation Delay Time
Data to Y
6
9
ns
t
PHL
Data to Y
6
9
ns
HIGH-to-LOW Level Output
Propagation Delay Time
LOW-to-HIGH Level Output
t
PLH
Strobe to Y
11.5
12
ns
t
PHL
Propagation Delay Time
HIGH-to-LOW Level Output
Propagation Delay Time
Strobe to Y
12
14
ns
t
PLH
Select to Y
12
15
ns
LOW-to-HIGH Level Output
Propagation Delay Time
HIGH-to-LOW Level Output
t
PHL
Select to Y
12
15
ns
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