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74LS145 데이터시트(PDF) 4 Page - ON Semiconductor

부품명 74LS145
상세설명  1-of-10 Decoder / Drvier Open-Collector
PDF  8 Pages
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제조업체  ONSEMI [ON Semiconductor]
홈페이지  http://www.onsemi.com
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74LS145 데이터시트(HTML) 4 Page - ON Semiconductor

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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
V
Guaranteed Input LOW Voltage for
All Inputs
VIK
Input Clamp Diode Voltage
– 0.65
– 1.5
V
VCC = MIN, IIN = – 18 mA
IOH
Output HIGH Current
250
µA
VCC = MIN, VOH = MAX
0.25
0.4
V
IOL = 12 mA
VCC = VCC MIN,
VOL
Output LOW Voltage
0.35
0.5
V
IOL = 24 mA
VCC = VCC MIN,
VIN = VIL or VIH
Th T bl
2.3
3.0
V
IOL = 80 mA
per Truth Table
I
Input HIGH Current
20
µA
VCC = MAX, VIN = 2.7 V
IIH
Input HIGH Current
0.1
mA
VCC = MAX, VIN = 7.0 V
IIL
Input LOW Current
– 0.4
mA
VCC = MAX, VIN = 0.4 V
ICC
Power Supply Current
13
mA
VCC = MAX, VIN = GND
AC CHARACTERISTICS (TA = 25°C)
Limits
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
tPHL
tPLH
Propagation Delay
Pn Input to Qn Output
50
50
ns
VCC = 5.0 V
CL = 45 pF
AC WAVEFORMS
Figure 1.
Figure 2.
VIN
VOUT
1.3 V
tPHL
1.3 V
1.3 V
tPLH
1.3 V
VIN
VOUT
1.3 V
tPHL
1.3 V
1.3 V
tPLH
1.3 V



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