MC74LCX139DR2 ON Semiconductor, MC74LCX139DR2 Datasheet - Page 2

• Manufacturer Part Number: MC74LCX139DR2
• Description: IC DECODER/DEMUX DUAL 2-4 16SOIC
• Manufacturer: ON Semiconductor
• Series: 74LCXr
• Type: Decoder/Demultiplexerr

Specifications of MC74LCX139DR2

• Circuit: 1 x 2:4
• Independent Circuits: 2
• Current - Output High, Low: 8mA, 8mA
• Voltage Supply Source: Single Supply
• Voltage - Supply: 2 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: MC74LCX139DR2OS

PIN NAMES
Pins
A0n−A1n
En
Y0n−Y3n
H = High Voltage Level;
L = Low Voltage Level;
Z = High Impedance State
GND
A0a
A1a
Y0a
Y1a
Y2a
Y3a
Ea
E
H
L
L
L
L
Figure 1. Pin Assignment
En
A0
A1
Inputs
1
2
3
4
5
6
7
8
A1
H
H
X
L
L
TRUTH TABLE
A0
Function
Address Inputs
Enable Inputs
Outputs
X
H
H
L
L
16
15
14
13
12
11
10
Y0
H
H
H
H
L
9
Outputs
Y1 Y2
V
Eb
A0b
A1b
Y0b
Y1b
Y2b
Y3b
H
H
H
H
L
CC
H
H
H
H
L
Y3
H
H
H
H
L
Figure 4. Expanded Logic Diagram
A1a
A0a
A1b
A0b
Ea
Eb
13
14
15
3
2
1
http://onsemi.com
(1/2 of Device)
MC74LCX139
EN
1
2
ADDRESS
ADDRESS
INPUTS
INPUTS
2
X/Y
0
1
2
3
A0a
A1a
A0b
A1b
Ea
Eb
Figure 2. IEC Logic Diagram
Figure 3. Logic Diagram
10
11
12
4
5
6
7
9
14
13
15
2
3
1
Y0a
Y1a
Y2a
Y3a
Y0b
Y1b
Y2b
Y3b
A1a
A0a
A1b
A0b
Ea
Eb
13
14
15
3
2
1
12
10
11
4
5
6
7
9
0
1
Y0a
Y1a
Y2a
Y3a
Y0b
Y1b
Y2b
Y3b
G
DMUX
Y0
Y1
Y2
Y3
0
3
ACTIVE−LOW
OUTPUTS
ACTIVE−LOW
OUTPUTS
0
1
2
3
12
11
10
4
5
6
7
9
Y0a
Y1a
Y2a
Y3a
Y0b
Y1b
Y2b
Y3b