Texas Instruments

SN74F257DR  

Encoders, Decoders, Multiplexers & Demultiplexers

SN74F257DR Description

The SN74F257DR is a high-performance multiplexer integrated circuit (IC) designed for a wide range of applications in the electronics industry. Manufactured by Texas Instruments, this IC is part of the 74F series and features a 4 x 2:1 multiplexer circuit with independent control. It operates within a supply voltage range of 4.5V to 5.5V and is suitable for single supply voltage sources. The SN74F257DR is housed in a 16SOIC package and is available in a surface-mount configuration, making it ideal for compact and space-efficient designs.

SN74F257DR Features

• Operating Temperature Range: The SN74F257DR operates within a temperature range of 0°C to 70°C, ensuring reliable performance in various environmental conditions.
• Independent Circuits: It features one independent 4 x 2:1 multiplexer circuit, providing flexibility in signal routing and control.
• Voltage Supply Source: Designed for single supply operation, the SN74F257DR simplifies power management and reduces the complexity of the power supply design.
• Current Handling: The IC supports an output current of 3mA for high-level signals and 24mA for low-level signals, ensuring robust signal handling capabilities.
• Moisture Sensitivity Level (MSL): With an MSL rating of 1 (unlimited), the SN74F257DR is suitable for a wide range of manufacturing processes without the need for special handling precautions.
• Compliance: The SN74F257DR is REACH unaffected and RoHS3 compliant, meeting the stringent environmental and regulatory standards of the electronics industry.
• Packaging: Available in tape and reel (TR) packaging, it is ideal for automated assembly processes and high-volume production.

SN74F257DR Applications

The SN74F257DR is well-suited for a variety of applications where signal routing and control are critical. Its compact size and high performance make it an excellent choice for:

• Data Acquisition Systems: Efficiently routing multiple analog or digital signals to a single processing unit.
• Communication Systems: Managing signal paths in complex communication networks.
• Automotive Electronics: Controlling various electronic signals in automotive systems, such as sensor data and control signals.
• Industrial Control Systems: Routing signals in industrial automation and control systems.
• Consumer Electronics: Managing signal paths in devices such as smartphones, tablets, and other consumer electronics.

Conclusion of SN74F257DR

The SN74F257DR from Texas Instruments is a versatile and reliable multiplexer IC that offers significant advantages over similar models. Its wide operating temperature range, robust current handling capabilities, and compliance with industry standards make it an ideal choice for a variety of applications. The surface-mount configuration and single supply operation further enhance its suitability for modern, space-constrained designs. Whether used in data acquisition systems, communication networks, or consumer electronics, the SN74F257DR provides a high-performance solution for signal routing and control.

SN74F257DR Documents

Download datasheets and manufacturer documentation for SN74F257DR

Datasheets :

SN54F257, SN74F257      

HTML Datasheet :

SN54F257, SN74F257      

PCN Design/Specification :

Mult Devices Font 21/Apr/2018       Design 25/Feb/2022