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SL74LS245N 参数 Datasheet PDF下载

SL74LS245N图片预览
型号: SL74LS245N
PDF下载: 下载PDF文件 查看货源
内容描述: 八路三态非反相总线收发器 [Octal 3-State Noninverting Bus Transceiver]
分类和应用: 总线收发器
文件页数/大小: 4 页 / 47 K
品牌: SLS [ SYSTEM LOGIC SEMICONDUCTOR ]
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SL74LS245
MAXIMUM RATINGS
*
Symbol
V
CC
V
IN
V
OUT
Tstg
*
Parameter
Supply Voltage
Input Voltage
Output Voltage
Storage Temperature Range
Value
7.0
7.0
5.5
-65 to +150
Unit
V
V
V
°C
Maximum Ratings are those values beyond which damage to the device may occur.
Functional operation should be restricted to the Recommended Operating Conditions.
RECOMMENDED OPERATING CONDITIONS
Symbol
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
Ambient Temperature Range
0
Parameter
Min
4.75
2.0
0.8
-15
24
+70
Max
5.25
Unit
V
V
V
mA
mA
°C
DC ELECTRICAL CHARACTERISTICS
over full operating conditions
Guaranteed Limit
Symbol
V
IK
V
OH
Parameter
Input Clamp Voltage
High Level Output Voltage
Test Conditions
V
CC
= min, I
IN
= -18 mA
V
CC
= min, I
OH
= -1.0 mA
V
CC
= min, I
OH
= -3.0 mA
V
CC
= min, I
OH
= -15 mA
V
OL
Low Level Output Voltage
V
CC
= min, I
OL
= 12 mA
V
CC
= min, I
OL
= 24 mA
V
T+
- V
T-
I
OZH
I
OZL
I
IH
Hysteresis
Output Off Current HIGH
Output Off Current LOW
High Level Input Current
V
CC
= min
V
CC
= max, V
OUT
= 2.7 V
V
CC
= max, V
OUT
= 0.4 V
V
CC
= max, V
IN
= 2.7 V
V
CC
= max, V
IN
= 5.5 V
(A or B)
V
CC
= max, V
IN
= 7.0 V
for Pin1, Pin 19
I
IL
I
O
I
CC
Low Level Input Current
Output Short Circuit Current
Supply
Current
Outputs High
Outputs Low
All outputs disable
V
CC
= max, V
IN
= 0.4 V
V
CC
= max, V
O
=0 V
(Note 1)
V
CC
= max
Outputs open
-40
0.2
20
-0.2
20
0.1
0.1
-0.2
-225
70
90
95
mA
mA
mA
2.7
2.4
2.0
0.4
0.5
V
µA
mA
µA
mA
V
Min
Max
-1.5
Unit
V
V
SLS
System Logic
Semiconductor