onsemi

74F251ASCX

74F251ASCX Description

The 74F251ASCX is a multiplexer integrated circuit (IC) from the 74F series, manufactured by onsemi. This IC is designed to manage data routing in digital systems, allowing for efficient signal selection and transmission. It features a single 8:1 multiplexer circuit, enabling the selection of one of eight input signals to be routed to a single output. The device operates within a voltage supply range of 4.5V to 5.5V and is suitable for single supply applications. It supports an operating temperature range of 0°C to 70°C, making it ideal for a variety of industrial and commercial applications. The 74F251ASCX is packaged in a surface mount 16SOIC format, which is compatible with modern PCB assembly techniques. Despite its obsolete status, the 74F251ASCX remains a reliable choice for legacy systems and specific applications where its unique features are required.

74F251ASCX Features

• Multiplexer Circuitry: The 74F251ASCX features a single 8:1 multiplexer circuit, allowing for the selection of one input signal from eight available inputs. This configuration is ideal for applications requiring efficient data routing and signal selection.
• Voltage Supply: The device operates within a supply voltage range of 4.5V to 5.5V, making it suitable for single supply applications. This ensures compatibility with a wide range of power sources and simplifies circuit design.
• Output Current Capability: The 74F251ASCX provides an output current capability of 3mA for high-level signals and 24mA for low-level signals. This robust current handling ensures reliable signal transmission even under varying load conditions.
• Operating Temperature Range: With an operating temperature range of 0°C to 70°C, the 74F251ASCX is suitable for use in a variety of environments, from standard office settings to industrial applications.
• Surface Mount Packaging: The 74F251ASCX is available in a surface mount 16SOIC package, which is compatible with modern PCB assembly techniques. This packaging option ensures ease of integration and high reliability in automated manufacturing processes.
• Moisture Sensitivity Level: The device has a moisture sensitivity level (MSL) of 1 (Unlimited), indicating that it is not sensitive to moisture and can be stored and handled without special precautions.
• Compliance: The 74F251ASCX is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations and standards.

74F251ASCX Applications

The 74F251ASCX is well-suited for a variety of applications where efficient signal selection and routing are required. Some specific use cases include:

• Data Communication Systems: In systems where multiple data channels need to be selected and transmitted, the 74F251ASCX provides a reliable solution for managing data routing.
• Industrial Control Systems: The robust current handling and wide operating temperature range make the 74F251ASCX ideal for industrial applications where reliability and performance are critical.
• Legacy Systems: Despite its obsolete status, the 74F251ASCX remains a valuable component for maintaining and upgrading legacy systems that rely on this specific multiplexer configuration.
• Consumer Electronics: The device can be used in consumer electronics applications where space-saving surface mount packaging and reliable performance are essential.

Conclusion of 74F251ASCX

The 74F251ASCX is a versatile multiplexer IC that offers reliable performance and efficient signal routing capabilities. Its unique features, such as the single 8:1 multiplexer circuit, robust current handling, and wide operating temperature range, make it a valuable component for a variety of applications. Despite its obsolete status, the 74F251ASCX remains a reliable choice for legacy systems and specific applications where its unique features are required. The device's compliance with international regulations and standards, along with its moisture sensitivity level of 1 (Unlimited), ensures ease of use and integration in modern manufacturing processes.