SN54LS260J 데이터 시트보기 (PDF) - Motorola => Freescale
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SN54LS260J Datasheet PDF : 4 Pages
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SN54 / 74LS260
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
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
IIH
IIL
IOS
Output LOW Voltage
54, 74
74
0.25 0.4
0.35 0.5
V
IOL = 4.0 mA
VCC = VCC MIN,
VIN = VIL or VIH
V
IOL = 8.0 mA
per Truth Table
Input HIGH Current
Input LOW Current
Short Circuit Current (Note 1)
–20
20
µA VCC = MAX, VIN = 2.7 V
0.1
mA VCC = MAX, VIN = 7.0 V
– 0.4 mA VCC = MAX, VIN = 0.4 V
– 100 mA VCC = MAX
Power Supply Current
ICC
Total, Output HIGH
4.0
Total, Output LOW
5.5
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
mA VCC = MAX
AC CHARACTERISTICS (TA = 25°C)
Symbol
tPLH
tPHL
Parameter
Turn-Off Delay, Input to Output
Turn-On Delay, Input to Output
Limits
Min Typ Max Unit
5.0
15
ns
6.0
15
ns
Test Conditions
VCC = 5.0 V
CL = 15 pF
FAST AND LS TTL DATA
5-440
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