LS161A View Datasheet(PDF) - ON Semiconductor
Part Name
Description
MFG CO.
LS161A Datasheet PDF : 8 Pages
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SN74LS161A, SN74LS163A
LS161A
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Limits
Symbol
VIH
Parameter
Input HIGH Voltage
Min Typ Max Unit
Test Conditions
2.0
V
Guaranteed Input HIGH Voltage for
All Inputs
VIL
Input LOW Voltage
0.8
V
Guaranteed Input LOW Voltage for
All Inputs
VIK
Input Clamp Diode Voltage
−0.65 −1.5
V
VCC = MIN, IIN = − 18 mA
VOH
Output HIGH Voltage
2.7
3.5
V
VCC = MIN, IOH = MAX, VIN = VIH
or VIL per Truth Table
VOL
Output LOW Voltage
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
Input HIGH Current
MR, Data, CEP, Clock
IIH
PE, CET
MR, Data, CEP, Clock
PE, CET
20
μA VCC = MAX, VIN = 2.7 V
40
0.1
mA VCC = MAX, VIN = 7.0 V
0.2
Input LOW Current
IIL
MR, Data, CEP, Clock
PE, CET
−0.4 mA VCC = MAX, VIN = 0.4 V
− 0.8
IOS
Short Circuit Current (Note 2)
− 20
−100 mA
Power Supply Current
ICC
Total, Output HIGH
Total, Output LOW
31
mA
32
2. Not more than one output should be shorted at a time, nor for more than 1 second.
VCC = MAX
VCC = MAX
LS163A
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Symbol
VIH
Parameter
Input HIGH Voltage
Limits
Min Typ Max
2.0
Unit
Test Conditions
V
Guaranteed Input HIGH Voltage for
All Inputs
VIL
Input LOW Voltage
0.8
V
Guaranteed Input LOW Voltage for
All Inputs
VIK
Input Clamp Diode Voltage
−0.65 −1.5
V
VCC = MIN, IIN = − 18 mA
VOH
Output HIGH Voltage
2.7
3.5
V
VCC = MIN, IOH = MAX, VIN = VIH
or VIL per Truth Table
VOL
Output LOW Voltage
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
Input HIGH Current
Data, CEP, Clock
IIH
PE, CET, SR
Data, CEP, Clock
PE, CET, SR
20
μA VCC = MAX, VIN = 2.7 V
40
0.1
mA VCC = MAX, VIN = 7.0 V
0.2
Input LOW Current
IIL
Data, CEP, Clock, PE, SR
CET
−0.4 mA VCC = MAX, VIN = 0.4 V
− 0.8
IOS
Short Circuit Current (Note 3)
− 20
−100 mA
Power Supply Current
ICC
Total, Output HIGH
Total, Output LOW
31
mA
32
3. 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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