74HCT139D NXP Semiconductors, 74HCT139D Datasheet - Page 4

• Manufacturer Part Number: 74HCT139D
• Description: Decoder/Demultiplexer Dual 2-to-4 16-Pin SO Bulk
• Manufacturer: NXP Semiconductors

Specifications of 74HCT139D

• Operating Temperature: -40 to 125 °C
• Package: 16SO
• Logic Function: Decoder/Demultiplexer
• Logic Family: HCT
• Number Of Element Outputs: 4
• Number Of Elements Per Chip: 2
• Number Of Input Enables Per Element: 1
• Demultiplexing Capability: 1-of-4
• Fabrication Technology: CMOS
• Typical Operating Supply Voltage: 5 V
• Applications: Code Conversion, Memory Decoding
• Logic Type: Decoder / Demultiplexer
• No. Of Outputs: 8
• Supply Voltage Range: 4.5V To 5.5V
• Logic Case Style: SOIC
• No. Of Pins: 16

Philips Semiconductors
FUNCTION TABLE
Notes
1. H = HIGH voltage level
September 1993
H
L
L
L
L
Dual 2-to-4 line decoder/demultiplexer
nE
L = LOW voltage level
X = don’t care
Fig.5 Logic diagram (one decoder/demultiplexer).
INPUTS
X
L
H
L
H
nA
0
Fig.4 Functional diagram.
X
L
L
H
H
nA
1
H
L
H
H
H
nY
0
H
H
L
H
H
nY
OUTPUTS
1
H
H
H
L
H
nY
2
H
H
H
H
L
nY
3
4
74HC/HCT139
Product specification