MC74LVX139 Ver la hoja de datos (PDF) - ON Semiconductor
Número de pieza
componentes Descripción
Fabricante
MC74LVX139 Datasheet PDF : 8 Pages
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Ea 1
A0a 2
A1a 3
Y0a 4
Y1a 5
Y2a 6
Y3a 7
GND 8
16 VCC
15 Eb
14 A0b
13 A1b
12 Y0b
11 Y1b
10 Y2b
9 Y3b
Figure 1. Pin Assignment
MC74LVX139
FUNCTION TABLE
Inputs
Outputs
E A1 A0 Y0 Y1 Y2 Y3
H
X X H HH H
L
L L L HH H
L
L H H LH H
L
H L H HL H
L
H H H HH L
ADDRESS
INPUTS
A0a 2
A1a 3
Ea 1
4 Y0a
5 Y1a
6 Y2a
7 Y3a
ACTIVE−LOW
OUTPUTS
ADDRESS
INPUTS
A0b 14
A1b 13
12 Y0b
11 Y1b
10 Y2b
9 Y3b
ACTIVE−LOW
OUTPUTS
Eb 15
Figure 2. Logic Diagram
En
Y0
Y1
A0
Y2
Y3
A1
Figure 3. Expanded Logic Diagram
(1/2 of Device)
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