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ONSEMI MC74AC139DG Dual Decoder

The MC74AC139/74ACT139 is a high-speed dual 1-of-4 decoder/demultiplexer featuring two independent decoders that accept two inputs and provide four active-LOW outputs, ideal for logic functions and demultiplexer applications. Each decoder has an active-LOW enable input, which can be used for data routing, offering multifunctionality. The device supports source/sink currents up to 24 mA, TTL compatibility (for the ACT version), and is Pb-Free. Suitable for various digital logic and multi-function generation tasks in complex circuits.

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Part No:MC74AC139DG
Stock:153
Inv Date:06-10-2026
Price: Unit price: $0.597
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Part No:MC74AC139DG
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Price: Unit price: $0.3234
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Part No:MC74AC139DG
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Inv Date:06-11-2026
Price: Unit price: $0.3234
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Part No:MC74AC139DG
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Price: Unit price: $0.21
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Part No:MC74AC139DG
Stock:772
Inv Date:06-11-2026
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ONSEMI MC74AC139DG Dual Decoder Specifications:

  • Maximum supply voltage: 0.5 to 7.0 V
  • Input voltage range: -0.5 to Vcc + 0.5 V
  • Output voltage: -0.5 to Vcc + 0.5 V
  • DC input diode current: +20 mA
  • DC output diode current: +50 mA
  • Maximum sink/source current per output: 24 mA
  • Storage temperature range: -65°C to +150°C
  • Operating junction temperature: up to 140°C
  • Package types: SOIC-16, TSSOP-16
  • Propagation delay: 30-70 ns depending on conditions
  • Power dissipation: 500 mW at 65°C in SOIC package
  • ESD withstand voltage: >2000 V (human body model)

Buy the ON Semiconductor Series 74AC139 Dual Decoder: MC74AC139DG

Purchase the ON Semiconductor MC74AC139DG online today to enhance your digital logic projects with a high-speed, reliable dual 1-of-4 decoder. This versatile device features active-LOW outputs, TTL compatibility (for the ACT version), and supports extensive current sourcing and sinking. Its compact package and robust electrical specifications make it suitable for complex logic functions, demultiplexer tasks, and multifunctional applications. Order now to ensure seamless integration into your electronics and benefit from quick delivery and excellent technical support.

Buy ON Semiconductor MC74AC139DG now and experience unmatched reliability and performance in digital decoding and demultiplexer applications.

Frequently Asked Questions

Where can I buy ONSEMI MC74AC139DG?

You can click on the BUY or RFQ button to purchase MC74AC139DG from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part MC74AC139DG?

You can download the MC74AC139DG datasheet or visit the ONSEMI website for support.

Who is the manufacturer of MC74AC139DG?

ONSEMI

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