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ONSEMI MC74AC138DR2G Address Decoder

The MC74AC138/74ACT138 is a high-speed 1-of-8 decoder and demultiplexer designed for efficient address decoding and data routing in digital systems. It accepts three binary inputs and provides eight mutually exclusive active-low outputs, making it ideal for high-speed memory chip select decoding. Features include three enable inputs to facilitate easy expansion to larger decoders, source/sink output currents up to 24 mA, TTL-compatible inputs, and Pb-free packaging. Its compact footprint and reliable operation support various industrial and electronic control applications.

Authorized Distributors
Source:Newark
Part No:MC74AC138DR2G
Stock:362
Inv Date:06-11-2026
Price: Unit price: $0.7
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Source:DigiKey
Part No:MC74AC138DR2G
Stock:6603
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Price: Unit price: $0.68
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Part No:MC74AC138DR2G
Stock:5928
Inv Date:06-11-2026
Price: Unit price: $0.65
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Part No:MC74AC138DR2G
Stock:2500
Inv Date:06-11-2026
Price: Unit price: $0.258
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Part No:MC74AC138DR2G
Stock:2500
Inv Date:06-11-2026
Price: Unit price: $0.258
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Part No:MC74AC138DR2G
Stock:212500
Inv Date:06-10-2026
Price: Unit price: $0.39
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Part No:MC74AC138DR2G
Stock:61
Inv Date:06-11-2026
Price: N/A
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ONSEMI MC74AC138DR2G Address Decoder Specifications:

  • Supply Voltage: 4.5V to 5.5V
  • Input Voltage: 0V to Vcc
  • Output Voltage: 0.1V at 50 nA at Vcc = 5V
  • Maximum Input Diode Current: 15mA
  • Maximum Output Diode Current: 50mA
  • Maximum Sink/Source Current per Output: 50mA
  • Power Dissipation in Still Air: 500mW
  • Operating Temperature Range: -40°C to +85°C
  • Junction Temperature: +150°C
  • Package Types: SOIC-16, TSSOP-16
  • Propagation Delay: 15-20 ns
  • ESD Withstand Voltage: >2000V
  • Thermal Resistance (SOIC): 69.1°C/W
  • Thermal Resistance (TSSOP): 103.8°C/W
  • Lead Temperature (10s): 260°C
  • Humidity Level: MSL Level 1

Buy the Semiconductor Industries MC74AC138 – Reliable Address Decoder for Industrial Applications

Purchase the MC74AC138 high-speed address decoder online today and ensure efficient data routing in your digital systems. Its multiple enable inputs allow easy expansion to larger decoders, ideal for complex industrial automation and memory applications. With TTL-compatible inputs, source/sink currents up to 24 mA, and Pb-free packaging, it provides reliable performance under demanding conditions. Enhance your project with this compact, high-speed decoder designed for maximum efficiency and durability, ensuring seamless integration and long-term operation. Order now and streamline your electronic control solutions!

Buy Semiconductors MC74AC138 now and experience unmatched reliability and performance in address decoding and digital routing for industrial systems.

Frequently Asked Questions

Where can I buy ONSEMI MC74AC138DR2G?

You can click on the BUY or RFQ button to purchase MC74AC138DR2G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part MC74AC138DR2G?

You can download the MC74AC138DR2G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of MC74AC138DR2G?

ONSEMI

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