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74LS145 데이터 시트보기 (PDF) - Motorola => Freescale

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74LS145
Motorola
Motorola => Freescale Motorola
74LS145 Datasheet PDF : 5 Pages
1 2 3 4 5
SN54 / 74LS145
TRUTH TABLE
INPUTS
OUTPUTS
P3 P2 P1 P0 Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 Q9
L L L L LHHHHHHHHH
L L LHHLHHHHHHHH
L LHLHHLHHHHHHH
L LHHHHHLHHHHHH
LHL LHHHHLHHHHH
L H L HHHHHH L HHHH
L HH L HHHHHH L HHH
L HHHHHHHHHH L HH
HL L LHHHHHHHHLH
HL LHHHHHHHHHHL
H L H L HHHHHHHHHH
H L HHHHHHHHHHHH
HHL LHHHHHHHHHH
HH L HHHHHHHHHHH
HHH L HHHHHHHHHH
HHHHHHHHHHHHHH
H = HIGH Voltage Level
L = LOW Voltage Level
GUARANTEED OPERATING RANGES
Symbol
Parameter
VCC
Supply Voltage
TA
Operating Ambient Temperature Range
VOH
IOL
Output Voltage — High
Output Current — Low
Min
Typ
Max
Unit
54
4.5
5.0
5.5
V
74
4.75
5.0
5.25
54
– 55
25
125
°C
74
0
25
70
54, 74
15
V
54
12
mA
74
24
FAST AND LS TTL DATA
5-241

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