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CD74ACT238E

CD74ACT238E Description

The CD74ACT238E is a 1 x 3:8 decoder/demultiplexer integrated circuit (IC) designed for a wide range of digital applications. Manufactured by Harris Corporation, this IC is part of the 74ACT series, known for its high-speed performance and compatibility with various digital systems. The CD74ACT238E features a single independent circuit and operates on a single supply voltage ranging from 4.5V to 5.5V. It is packaged in a through-hole 16DIP format, making it suitable for traditional PCB assembly techniques. Despite its obsolescence, the CD74ACT238E remains a reliable choice for specific applications where its unique features are advantageous.

CD74ACT238E Features

The CD74ACT238E offers several key features that make it a valuable component in digital circuit design:

• High-Speed Performance: The 74ACT series is renowned for its high-speed operation, enabling the CD74ACT238E to handle fast digital signals efficiently.
• Single Supply Operation: The IC operates on a single supply voltage between 4.5V and 5.5V, simplifying power supply requirements and reducing complexity in circuit design.
• High Current Capability: The CD74ACT238E can source and sink up to 24mA of current, making it suitable for driving various types of loads, including LEDs and small relays.
• Through-Hole Mounting: The through-hole package ensures robust mechanical stability and ease of installation on printed circuit boards.
• 1 x 3:8 Decoding: The IC decodes a 3-bit binary input into one of eight output lines, providing a versatile solution for address decoding and signal routing.
• Obsolescence Notice: While the CD74ACT238E is now obsolete, it remains a reliable option for legacy systems and specific applications where its features are still relevant.

CD74ACT238E Applications

The CD74ACT238E is ideal for a variety of applications, including:

• Address Decoding: Used in microprocessor systems to decode memory addresses and select specific memory locations.
• Signal Routing: Efficiently routes digital signals in complex digital systems, ensuring proper signal distribution and control.
• Control Logic: Implements control logic in digital circuits, enabling precise control over various functions and operations.
• Legacy Systems: Maintains compatibility with older systems where the CD74ACT238E was originally designed, ensuring continued functionality and reliability.

Conclusion of CD74ACT238E

The CD74ACT238E, despite being obsolete, continues to offer significant value in specific digital applications. Its high-speed performance, single supply operation, and high current capability make it a robust choice for address decoding, signal routing, and control logic. While modern alternatives may offer enhanced features, the CD74ACT238E remains a reliable option for legacy systems and applications where its unique attributes are essential. For designers and engineers working with traditional digital circuits, the CD74ACT238E remains a viable and dependable solution.