SN74LS283N データシートの表示（PDF） - ON Semiconductor
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SN74LS283N Datasheet PDF : 8 Pages
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SN74LS283
FUNCTIONAL TRUTH TABLE
C (n – 1)
An
Bn
∑n
Cn
L
L
L
L
L
L
L
H
H
L
L
H
L
H
L
L
H
H
L
H
H
L
L
H
L
H
L
H
L
H
H
H
L
L
H
H
H
H
H
H
C1 – C3 are generated internally
C0 is an external input
C4 is an output generated internally
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Limits
Symbol
Parameter
Min Typ Max Unit
Test Conditions
VIH
Input HIGH Voltage
2.0
V
Guaranteed Input HIGH Voltage for
All Inputs
VIL
Input LOW Voltage
0.8
Guaranteed Input LOW Voltage for
V
All Inputs
VIK
Input Clamp Diode Voltage
VOH
Output HIGH Voltage
VOL
Output LOW Voltage
– 0.65 – 1.5
V
VCC = MIN, IIN = – 18 mA
2.7
3.5
V
VCC = MIN, IOH = MAX, VIN = VIH
or VIL per Truth Table
0.25 0.4
0.35 0.5
V
IOL = 4.0 mA
V
IOL = 8.0 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
C0
Any A or B
IIH
Input HIGH Current
C0
Any A or B
20
µA
VCC = MAX, VIN = 2.7 V
40
µA
0.1
mA
VCC = MAX, VIN = 7.0 V
0.2
mA
C0
IIL
Input LOW Current
Any A or B
– 0.4 mA
VCC = MAX, VIN = 0.4 V
– 0.8 mA
IOS
Short Circuit Current (Note 1)
– 20
– 100 mA
Power Supply Current
ICC
Total, Output HIGH
Total, Output LOW
34
mA
39
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
VCC = MAX
VCC = MAX
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