MM74HC138N Fairchild Semiconductor, MM74HC138N Datasheet - Page 2

• Manufacturer Part Number: MM74HC138N
• Description: IC DECODER 3-8LINE EXP 16-DIP
• Manufacturer: Fairchild Semiconductor
• Series: 74HCr
• Type: Decoderr

Specifications of MM74HC138N

• Circuit: 1 x 3:8
• Independent Circuits: 1
• Current - Output High, Low: 5.2mA, 5.2mA
• Voltage Supply Source: Single Supply
• Voltage - Supply: 2 V ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 16-DIP (0.300", 7.62mm)
• Product: Decoders, Encoders, Multiplexers & Demultiplexers
• Logic Family: 74HC
• Number Of Lines (input / Output): 3.0 / 8.0
• Supply Voltage (max): 6 V
• Supply Voltage (min): 2 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: Through Hole
• Number Of Input Lines: 3.0
• Number Of Output Lines: 8.0
• Power Dissipation: 600 mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 74HC138

www.fairchildsemi.com
Truth Table
H
Note 1: G2
Logic Diagram
HIGH Level, L
G2A G2B
LOW Level, X
G1
H
H
H
H
H
H
H
H
X
L
Enable
G2 (Note 1)
don’t care
H
X
L
L
L
L
L
L
L
L
Inputs
C
H
H
H
H
X
X
L
L
L
L
Select
B
H
H
H
H
X
X
L
L
L
L
A
H
H
H
H
X
X
L
L
L
L
Y0
H
H
H
H
H
H
H
H
H
L
2
Y1
H
H
H
H
H
H
H
H
H
L
Y2
H
H
H
H
H
H
H
H
H
L
Y3
Outputs
H
H
H
H
H
H
H
H
H
L
Y4
H
H
H
H
H
H
H
H
H
L
Y5
H
H
H
H
H
H
H
H
H
L
Y6
H
H
H
H
H
H
H
H
H
L
Y7
H
H
H
H
H
H
H
H
H
L