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Número de pieza
componentes Descripción
7442A(2002) Ver la hoja de datos (PDF) - Fairchild Semiconductor
Número de pieza
componentes Descripción
Fabricante
7442A
(Rev.:2002)
BCD to Decimal Decoder
Fairchild Semiconductor
7442A Datasheet PDF : 4 Pages
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Function Table
No.
BCD Input
Decimal Output
DCBA 0 1 2 3 4 5 6 7 8 9
0 L L L L LHHHHHHHHH
1 L L LHH LHHHHHHHH
2 L LHLHHLHHHHHHH
3 L LHHHHH LHHHHHH
4 LH L LHHHH LHHHHH
5 LH LHHHHHHLHHHH
6 LHHLHHHHHH LHHH
7 LHHHHHHHHHH LHH
8H L L LHHHHHHHHLH
9H L LHHHHHHHHHH L
I H LHLHHHHHHHHHH
NH LHHHHHHHHHHHH
VHH L LHHHHHHHHHH
AHH LHHHHHHHHHHH
L HHH L HHHHHHHHHH
I HHHHHHHHHHHHHH
D
H
=
HIGH Level
L
=
LOW Level
Logic Diagram
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