MC74ACT139_ONSemiconductor.pdf
Datasheet Details
Part number:
MC74AC139, MC74ACT139
Manufacturer:
File Size:
93.46 KB
Description:
Dual 1-of-4 decoder/demultiplexer.
Note:
This datasheet PDF includes multiple part numbers: MC74AC139, MC74ACT139.
Please refer to the document for exact specifications by model.
MC74AC139, MC74ACT139, Dual 1-of-4 Decoder/Demultiplexer
The MC74AC139/74ACT139 is a high *speed dual 1 *of *4 decoder/demultiplexer.
The device has two independent decoders, each of which accepts two binary weighted inputs (A0 *A1) and provides four mutually exclusive active *LOW outputs (O0 *O3).
Each decoder ha
MC74AC139, MC74ACT139 Dual 1-of-4 Decoder/Demultiplexer The MC74AC139/74ACT139 is a high speed, dual 1 of 4 decoder/demultiplexer.
The device has two independent decoders, each accepting two inputs and providing four mutually exclusive active LOW outputs.
Each decoder has an active LOW Enable input which can be used as a data input for a 4 output demultiplexer.
Each half of the MC74AC139/74ACT139 can be used as a function generator providi
MC74AC139 Features
* Multifunctional Capability
* Two Completely Independent 1
* of
* 4 Decoders
* Active LOW Mutually Exclusive Outputs
* Outputs Source/Sink 24 mA
* ′ACT139 Has TTL Compatible Inputs
* These are Pb
* Free Devices VCC Eb A0b A1b O0b O1b
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