SN54-74LS160A Ver la hoja de datos (PDF) - ON Semiconductor
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SN54-74LS160A Datasheet PDF : 6 Pages
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SN54/74LS160A • SN54/74LS161A
SN54/74LS162A • SN54/74LS163A
LS162A and LS163A
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Symbol
Parameter
Limits
Min Typ Max Unit
Test Conditions
VIH
Input HIGH Voltage
2.0
V
Guaranteed Input HIGH Voltage for
All Inputs
54
VIL
Input LOW Voltage
74
0.7
Guaranteed Input LOW Voltage for
0.8
V
All Inputs
VIK
VOH
Input Clamp Diode Voltage
54
Output HIGH Voltage
74
– 0.65 – 1.5
2.5
3.5
2.7
3.5
V
VCC = MIN, IIN = – 18 mA
V
VCC = MIN, IOH = MAX, VIN = VIH
V
or VIL per Truth Table
VOL
Output LOW Voltage
54, 74
74
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
– 0.8
mA VCC = MAX, VIN = 0.4 V
IOS
Short Circuit Current (Note 1)
– 20
– 100 mA VCC = MAX
Power Supply Current
ICC
Total, Output HIGH
Total, Output LOW
31
mA VCC = MAX
32
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
AC CHARACTERISTICS (TA = 25°C)
Symbol
fMAX
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPHL
Parameter
Maximum Clock Frequency
Propagation Delay
Clock to TC
Propagation Delay
Clock to Q
Propagation Delay
CET to TC
MR or SR to Q
Limits
Min Typ Max
25
32
20
35
18
35
13
24
18
27
9.0
14
9.0
14
20
28
Unit
MHz
ns
ns
ns
ns
Test Conditions
VCC = 5.0 V
CL = 15 pF
FAST AND LS TTL DATA
5-4
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