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74ACT139 View Datasheet(PDF) - Hitachi -> Renesas Electronics

Part Name74ACT139 Hitachi
Hitachi -> Renesas Electronics Hitachi
DescriptionDual 1-of-4 Decoder/Demultiplexer
74ACT139 Datasheet PDF : 10 Pages
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intellectual property rights, in connection with use of the information contained in this document.
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received the latest product standards or specifications before final design, purchase or use.
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for maximum rating, operating supply voltage range, heat radiation characteristics, installation
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Copyright ' Hitachi, Ltd., 1999. All rights reserved. Printed in Japan.
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The HD74AC139/HD74ACT139 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 HD74AC139/HD74ACT139 can be used as a function generator providing all four minterms of two variables.


• Multifunction Capability
• Two Completely Independent 1-of-4 Decoders
• Active Low Mutually Exclusive Outputs
• Outputs Source/Sink 24 mA
• HD74ACT139 has TTL-Compatible Inputs

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