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74139 Dual 2-to-4 Line Decoder/Demultiplexer IC

SKU: IC0128

Product Details

  • Product: 2-to-4 line decoder/demultiplexer IC
  • IC number: 74139
  • Family: 74 series
  • Package type: PDIP-16
  • No of pins: 16
  • Mounting type: through hole
  • Package contains: 1 x 74139 Dual 2-to-4 Line Decoder/Demultiplexer IC


** Product image is for reference purpose only.
Pls. refer to Description for more Info.

74139 is a high speed dual 2-to-4 line decoder IC. The IC is designed with Schottky-clamp circuits to use in high-performance memory-decoding and data-routing applications, requiring a very short propagation delay time. 

74139 IC comprises 2 completely independent two-to-four line decoders in a single PDIP-16 package. The active-low enable input can be used as a data line in demultiplexing applications.


  • Designed especially for high speed memory decoder and data transmission systems.
  • Contains 2 independent 2-to-4 line decoders/demultiplexers
  • Schottky clamped for high speed


  • Supply voltage: 4.75V to 5.25V
  • High level input voltage: 2V
  • Low level input voltage: 0.8V
  • High level input current: -0.4mA
  • Low level input current: 8mA

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