74LCX139_06 Datasheet, PDF (5/17 Pages) STMicroelectronics – Low voltage CMOS Dual 2 to 4 decoder / demultiplexer

74LCX139
Pin settings
2.3
Truth table
Table 2. Truth table
Enable
Inputs
Select
Outputs
G
B
A
Y0
Y1
Y2
Y3
H
X
X
H
H
H
H
L
L
L
L
H
H
H
L
L
H
H
L
H
H
L
H
L
H
H
L
H
L
H
H
H
H
H
L
Note:
X : Do not care
2.4
Logic diagram
Figure 4. Logic diagram
Note:
This logic diagram has not to be used to estimate propagation delays
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