Texas Instruments

SN74F251BN  

Encoders, Decoders, Multiplexers & Demultiplexers

SN74F251BN Description

The SN74F251BN is a high-performance 1 x 8:1 multiplexer designed by Texas Instruments, a leading manufacturer in the electronics industry. This multiplexer is part of the 74F series and is housed in a through-hole package, specifically a 16DIP (Dual In-line Package) format. It is designed to operate within a voltage supply range of 4.5V to 5.5V, ensuring compatibility with a wide range of digital systems. The SN74F251BN operates within a temperature range of 0°C to 70°C, making it suitable for various industrial and commercial applications.

This multiplexer features a single supply voltage source and is equipped with independent circuits, providing flexibility in signal routing. It supports a maximum output current of 3mA for high-level signals and 24mA for low-level signals, ensuring robust performance in demanding environments. The SN74F251BN is compliant with REACH and RoHS3 regulations, indicating its environmental friendliness and suitability for use in markets with strict regulatory requirements.

SN74F251BN Features

• Operating Temperature Range: 0°C to 70°C, ensuring reliable performance across a broad temperature spectrum.
• Voltage Supply Range: 4.5V to 5.5V, providing compatibility with standard digital systems.
• Independent Circuits: 1 independent circuit, allowing for efficient signal routing.
• Circuit Configuration: 1 x 8:1 multiplexer, enabling the selection of one input from eight possible inputs.
• Mounting Type: Through-hole, ensuring secure and durable installation in printed circuit boards.
• Current Handling: Output high current of 3mA and output low current of 24mA, supporting a wide range of load conditions.
• Regulatory Compliance: REACH Unaffected and RoHS3 Compliant, ensuring environmental safety and regulatory adherence.
• Moisture Sensitivity Level: Not Applicable, indicating no special handling requirements for moisture sensitivity.

SN74F251BN Applications

The SN74F251BN is ideal for applications requiring efficient signal selection and routing. Its 1 x 8:1 multiplexer configuration makes it particularly suitable for:

• Data Acquisition Systems: Where multiple input signals need to be selected and processed by a single data acquisition channel.
• Communication Systems: For selecting between multiple communication channels or data streams.
• Control Systems: In industrial automation and control systems where multiple sensor inputs need to be routed to a central processing unit.
• Consumer Electronics: In devices such as digital cameras, where multiple sensor inputs need to be multiplexed for efficient processing.

Conclusion of SN74F251BN

The SN74F251BN from Texas Instruments is a versatile and reliable multiplexer that offers significant benefits in terms of performance and compatibility. Its broad operating temperature range, flexible voltage supply, and robust current handling capabilities make it suitable for a wide range of applications. The 1 x 8:1 multiplexer configuration provides efficient signal routing, while its compliance with REACH and RoHS3 regulations ensures environmental safety and regulatory adherence. Whether used in data acquisition, communication systems, or industrial control applications, the SN74F251BN is an excellent choice for engineers and designers seeking a high-quality multiplexer solution.

SN74F251BN Documents

Download datasheets and manufacturer documentation for SN74F251BN

Datasheets :

SN54F251B, SN74F251B      

HTML Datasheet :

SN54F251B, SN74F251B