HD74LS139
Function Table
Inputs
Enable
G
H
L
L
L
L
Select
B
X
L
L
H
H
A
X
L
H
L
H
Y
0
H
L
H
H
H
Y
1
H
H
L
H
H
Outputs
Y
2
H
H
H
L
H
Y
3
H
H
H
H
L
H ; high level, L ; low level, X ; irrelevant
Block Diagram
1Y
0
Enable 1G
1Y
1
1Y
2
Select
Inputs
1A
1B
1Y
3
Data
Outputs
2Y
0
Enable 2G
2Y
1
2Y
2
Select
Inputs
2A
2B
2Y
3
Absolute Maximum Ratings
Item
Supply voltage
Input voltage
Power dissipation
Storage temperature
Symbol
V
CC
V
IN
P
T
Tstg
Ratings
7
7
400
–65 to +150
Unit
V
V
mW
°C
Note: Voltage value, unless otherwise noted, are with respect to network ground terminal.
Recommended Operating Conditions
Item
Supply voltage
Output current
Operating temperature
Symbol
V
CC
I
OH
I
OL
Topr
Min
4.75
—
—
–20
Typ
5.00
—
—
25
Max
5.25
–400
8
75
Unit
V
µA
mA
°C
Rev.2.00, Feb.18.2005, page 2 of 6
RENESAS [ RENESAS TECHNOLOGY CORP ]
