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参数资料
| 型号： | IN74LS161D |
| 厂商： | INTEGRAL JOINT STOCK COMPANY |
| 英文描述： | Octal Bus Transceivers And Registers With 3-State Outputs 24-TSSOP -40 to 85 |
| 中文描述： | 同步4位计数器，二进制，直接复位 |
| 文件页数： | 3/6页 |
| 文件大小： | 341K |
| 代理商： | IN74LS161D |
IN74LS161
DC ELECTRICAL CHARACTERISTICS
over full operating conditions
Guaranteed Limit
Min
Symbol
Parameter
Test Conditions
Max
Unit
V
IK
V
OH
V
OL
Input Clamp Voltage
V
CC
= min, I
IN
= -18 mA
V
CC
= min, I
OH
= -0.4 mA
V
CC
= min, I
OL
= 4 mA
V
CC
= min, I
OL
= 8 mA
V
CC
= max
-1.5
V
High Level Output Voltage
2.7
V
Low Level Output Voltage
0.4
V
0.5
I
IH
High Level Input Current
Data or enable P
20
μ
A
V
IN
=2.7 V
Load, clock or
enable T
40
Reset
20
V
CC
= max
V
IN
=7.0 V
Data or enable P
0.1
mA
Load, clock or
enable T
0.2
Reset
0.1
I
IL
Low Level Input Current
V
CC
= max
V
IN
=0.4 V
Data or enable P
-0.4
mA
Load, clock or
enable T
Reset
-0.8
I
O
Output Short Circuit Current
V
CC
= max, V
O
= 0 V
(Note 1)
-20
-100
mA
I
CC
Supply
Current
All outputs high
V
CC
= max (Note 2)
31
mA
All outputs low
V
CC
= max (Note 3)
32
Note 1: Not more than one output should be shorted at a time, and the duration should not exceed one second.
Note 2: I
CCH
is measured with the load high, then again with the load low, with all other inputs high and all outputs
open.
Note 3: I
CCL
is measured with the clock input high, then again with the clock input low, with all other inputs low and all
outputs open.
3
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