Texas Instruments

SN74ALS251N  

Encoders, Decoders, Multiplexers & Demultiplexers

SN74ALS251N Description

The SN74ALS251N is a high-performance multiplexer IC designed by Texas Instruments, belonging to the 74ALS series. This 1 x 8:1 multiplexer is housed in a through-hole package, making it suitable for applications requiring robust mechanical stability and ease of integration into existing circuit boards. The SN74ALS251N operates within a supply voltage range of 4.5V to 5.5V, ensuring compatibility with standard digital systems while maintaining efficient power consumption.

The device is rated for an operating temperature range of 0°C to 70°C, making it suitable for a variety of industrial and commercial applications. It features a single supply voltage source, simplifying power management and reducing the complexity of the power supply design. The SN74ALS251N is designed with one independent circuit, providing a straightforward and reliable solution for multiplexing applications.

SN74ALS251N Features

• Operating Temperature Range: 0°C to 70°C, ensuring reliability in a wide range of environmental conditions.
• Supply Voltage: 4.5V to 5.5V, compatible with standard digital systems.
• Multiplexing Capability: 1 x 8:1 multiplexing, allowing for efficient signal routing and selection.
• Mounting Type: Through-hole, providing robust mechanical stability and ease of integration.
• Independent Circuits: 1 independent circuit, ensuring reliable and straightforward operation.
• Output Current: High output current capability with 2.6mA for high-level outputs and 24mA for low-level outputs, supporting a wide range of load conditions.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory compliance.
• Packaging: Supplied in a tube package, facilitating easy handling and storage.

SN74ALS251N Applications

The SN74ALS251N is ideal for applications requiring efficient signal routing and selection. Its robust design and wide operating temperature range make it suitable for a variety of industrial and commercial applications, including:

• Digital Signal Processing: Efficiently routing digital signals in complex systems.
• Data Acquisition Systems: Selecting and routing input signals for data acquisition and processing.
• Telecommunications: Managing signal multiplexing in communication systems.
• Industrial Control Systems: Routing control signals in industrial automation and control systems.
• Consumer Electronics: Managing signal routing in consumer devices requiring reliable and efficient multiplexing.

Conclusion of SN74ALS251N

The SN74ALS251N from Texas Instruments is a versatile and reliable multiplexer IC, offering a robust solution for signal routing and selection. Its wide operating temperature range, single supply voltage, and high output current capability make it suitable for a variety of applications. The through-hole mounting type ensures mechanical stability and ease of integration, while its compliance with environmental and regulatory standards ensures long-term viability. The SN74ALS251N is an excellent choice for engineers and designers looking for a reliable and efficient multiplexing solution in their digital systems.

SN74ALS251N Documents

Download datasheets and manufacturer documentation for SN74ALS251N

Images :

Mechanical Outline Drawing      

PCN :

Product Change Notification (PDF)      

Models :

SN74ALS251N Symbol & Footprint by SnapMagic      

Product Catalogs :

Logic Guide (Rev. AB)