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參數(shù)資料
| 型號： | 74LS08 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | Quad 2-Input AND Gates |
| 中文描述： | 四2輸入與門 |
| 文件頁數(shù)： | 2/4頁 |
| 文件大?。?/td> | 75K |
| 代理商： | 74LS08 |
SN74LS08
http://onsemi.com
2
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE
(unless otherwise specified)
Limits
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
V
IH
Input HIGH Voltage
2.0
V
Guaranteed Input HIGH Voltage for
All Inputs
V
IL
Input LOW Voltage
0.8
V
Guaranteed Input LOW Voltage for
All Inputs
V
IK
Input Clamp Diode Voltage
–0.65
–1.5
V
V
CC
= MIN, I
IN
= –18 mA
V
OH
Output HIGH Voltage
2.7
3.5
V
V
CC
= MIN, I
OH
= MAX, V
IN
= V
IH
or V
IL
per Truth Table
V
OL
Output LOW Voltage
Out ut LOW Voltage
0.25
0.4
V
I
OL
= 4.0 mA
V
CC
= V
CC
MIN,
V
IN
= V
IL
or V
IH
per Truth Table
0.35
0.5
V
I
OL
= 8.0 mA
I
IH
Input HIGH Current
In ut HIGH Current
20
μ
A
V
CC
= MAX, V
IN
= 2.7 V
0.1
mA
V
CC
= MAX, V
IN
= 7.0 V
I
IL
Input LOW Current
–0.4
mA
V
CC
= MAX, V
IN
= 0.4 V
I
OS
Short Circuit Current (Note 1)
–20
–100
mA
V
CC
= MAX
Power Supply Current
I
CC
Total, Output HIGH
4.8
mA
V
CC
= MAX
Total, Output LOW
8.8
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
AC CHARACTERISTICS
(T
A
= 25
°
C)
Limits
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
t
PLH
Turn–Off Delay, Input to Output
8.0
15
ns
V
= 5.0 V
CC
C
L
= 15 pF
t
PHL
Turn–On Delay, Input to Output
10
20
ns
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|---|---|
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