Texas Instruments

SN74LVC257AD  

Encoders, Decoders, Multiplexers & Demultiplexers

SN74LVC257AD Description

The SN74LVC257AD is a high-performance multiplexer IC designed by Texas Instruments, belonging to the 74LVC series. This device is an essential component in digital logic circuits, offering a compact and efficient solution for signal routing and control. It features a 4 x 2:1 multiplexer configuration, enabling the selection of one of four input signals to be routed to a single output. The SN74LVC257AD operates on a single supply voltage ranging from 1.65V to 3.6V, making it suitable for a wide range of applications in modern electronic systems.

This IC is designed for surface mount technology (SMT), ensuring ease of integration into PCB designs and compatibility with automated assembly processes. The device is packaged in a tube, which provides robust protection during handling and storage. The SN74LVC257AD is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards, making it suitable for use in various industries.

SN74LVC257AD Features

• Multiplexer Configuration: The SN74LVC257AD features a 4 x 2:1 multiplexer, allowing for the selection of one of four input signals to be routed to a single output. This configuration is ideal for applications requiring efficient signal routing and control.
• Single Supply Operation: The device operates on a single supply voltage ranging from 1.65V to 3.6V, providing flexibility and compatibility with a wide range of power supply options.
• High Output Current: The SN74LVC257AD can handle output currents of up to 24mA for both high and low states, ensuring robust performance even under demanding conditions.
• Surface Mount Technology: Designed for surface mount applications, the SN74LVC257AD is ideal for modern PCB designs and automated assembly processes, reducing overall footprint and enhancing reliability.
• Environmental Compliance: The device is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards, making it suitable for use in various industries.
• Moisture Sensitivity Level: With a moisture sensitivity level (MSL) of 1 (unlimited), the SN74LVC257AD is highly resistant to moisture, ensuring long-term reliability and performance in diverse environmental conditions.

SN74LVC257AD Applications

The SN74LVC257AD is well-suited for a variety of applications in the electronics industry, including:

• Data Routing: Ideal for routing digital signals in microcontroller and microprocessor systems, ensuring efficient data management and control.
• Communication Systems: Used in communication systems for signal switching and control, enhancing the flexibility and functionality of data transmission.
• Consumer Electronics: Suitable for applications in consumer electronics, such as smartphones, tablets, and other portable devices, where compact and efficient signal routing is crucial.
• Automotive Electronics: The device's robust performance and environmental compliance make it suitable for automotive applications, including infotainment systems and driver advanced-assistance systems (ADAS).
• Industrial Control Systems: The SN74LVC257AD can be used in industrial control systems for signal switching and control, ensuring reliable operation in demanding industrial environments.

Conclusion of SN74LVC257AD

The SN74LVC257AD is a versatile and high-performance multiplexer IC that offers significant advantages over similar models. Its 4 x 2:1 multiplexer configuration, single supply operation, and high output current capabilities make it an ideal choice for a wide range of applications. The device's surface mount design, environmental compliance, and robust performance ensure it meets the stringent requirements of modern electronic systems. Whether used in data routing, communication systems, consumer electronics, automotive electronics, or industrial control systems, the SN74LVC257AD provides reliable and efficient signal routing and control, making it a valuable component in the electronics industry.

SN74LVC257AD Documents

Download datasheets and manufacturer documentation for SN74LVC257AD

Images :

Mechanical Outline Drawing      

PCN :

Product Change Notification 2025-01-08 (PDF)      

Product Catalogs :

Logic Guide (Rev. AB)       Little Logic Guide 2018 (Rev. G)