HD74LS145P 데이터 시트보기 (PDF) - Renesas Electronics
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HD74LS145P Datasheet PDF : 6 Pages
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HD74LS145
Function Table
Inputs
Outputs
No.
D
C
B
A
0
1
2
3
4
5
6
7
8
9
0
L
L
L
L
L
H
H
H
H
H
H
H
H
H
1
L
L
L
H
H
L
H
H
H
H
H
H
H
H
2
L
L
H
L
H
H
L
H
H
H
H
H
H
H
3
L
L
H
H
H
H
H
L
H
H
H
H
H
H
4
L
H
L
L
H
H
H
H
L
H
H
H
H
H
5
L
H
L
H
H
H
H
H
H
L
H
H
H
H
6
L
H
H
L
H
H
H
H
H
H
L
H
H
H
7
L
H
H
H
H
H
H
H
H
H
H
L
H
H
8
H
L
L
L
H
H
H
H
H
H
H
H
L
H
9
H
L
L
H
H
H
H
H
H
H
H
H
H
L
H
L
H
L
H
H
H
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
L
H
H
H
H
H
H
H
H
H
H
Invalid
H
H
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
Block Diagram
A
B
Inputs
C
D
Y0
Y1
Y2
Y3
Y4
Outputs
Y5
Y6
Y7
Y8
Y9
Absolute Maximum Ratings
Item
Symbol
Ratings
Unit
Supply voltage
VCC
7
V
Input voltage
VIN
7
V
Power dissipation
PT
400
mW
Storage temperature
Tstg
–65 to +150
°C
Note: Voltage value, unless otherwise noted, are with respect to network ground terminal.
Rev.3.00, Jul.13.2005, page 2 of 5
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