onsemi

MC74ACT257DG  

Encoders, Decoders, Multiplexers & Demultiplexers

MC74ACT257DG Description

The MC74ACT257DG is a 4 x 2:1 multiplexer designed for high-performance applications. This logic IC chip is part of the 74ACT series, manufactured by onsemi. It features a single supply voltage range of 4.5V to 5.5V, ensuring compatibility with a wide range of power sources. The device is housed in a surface mount package, specifically a 16SOIC, making it suitable for compact and space-efficient designs. With a moisture sensitivity level (MSL) of 1 (Unlimited), it is highly resistant to moisture, ensuring reliability in various environmental conditions. The MC74ACT257DG is REACH unaffected and ROHS3 compliant, adhering to stringent environmental and safety standards.

MC74ACT257DG Features

• Circuit Configuration: The MC74ACT257DG features a 4 x 2:1 multiplexer circuit, providing four independent channels with two input options each. This configuration allows for efficient data routing and selection, making it ideal for applications requiring multiple data paths.
• High Current Capability: With an output current capability of 24mA for both high and low states, the MC74ACT257DG can drive a variety of loads, ensuring robust performance in demanding applications.
• Single Supply Operation: The device operates on a single supply voltage ranging from 4.5V to 5.5V, simplifying power supply design and reducing the need for multiple power sources.
• Surface Mount Packaging: The 16SOIC package is designed for surface mount technology (SMT), enabling high-density PCB layouts and automated assembly processes.
• Environmental Compliance: The MC74ACT257DG is REACH unaffected and ROHS3 compliant, ensuring it meets the latest environmental and safety regulations.
• Moisture Resistance: With an MSL of 1 (Unlimited), the device is highly resistant to moisture, making it suitable for applications in humid or damp environments.

MC74ACT257DG Applications

The MC74ACT257DG is well-suited for a variety of applications where efficient data routing and selection are required. Its high current capability and single supply operation make it ideal for:

• Digital Signal Processing: In systems where multiple data sources need to be routed to a single output, such as in digital signal processing applications.
• Communication Systems: For selecting between different communication channels or data streams in networking and telecommunications equipment.
• Automotive Electronics: In automotive applications where space is limited and reliability is crucial, such as in engine control units or infotainment systems.
• Consumer Electronics: For routing signals in devices like smartphones, tablets, and other consumer electronics where compact design and high performance are essential.

Conclusion of MC74ACT257DG

The MC74ACT257DG is a versatile and reliable multiplexer IC designed for high-performance applications. Its 4 x 2:1 circuit configuration, high current capability, and single supply operation make it an excellent choice for a wide range of applications. The surface mount package and environmental compliance further enhance its suitability for modern electronic designs. Despite being marked as obsolete, the MC74ACT257DG remains a valuable component for engineers seeking a robust and efficient multiplexer solution.

MC74ACT257DG Documents

Download datasheets and manufacturer documentation for MC74ACT257DG

Datasheets :

MC74AC(T)257      

PCN Obsolescence/ EOL :

Mult Dev EOL 08/Jul/2021      

HTML Datasheet :

MC74AC(T)257      

Environmental Information :

onsemi RoHS       onsemi REACH       Material Declaration MC74ACT257DG