74F258ASCX

Signal Switches, Multiplexers, Decoders Overview

The 74F258ASCX is a high-speed logic multiplexer manufactured by Fairchild Semiconductor. It features four independent 2-to-1 multiplexers housed in a 16-SOIC surface-mount package. The device operates on a single supply voltage ranging from 4.5V to 5.5V. It provides standard output types suitable for digital signal routing applications within the 74F series performance envelope.

Signal Switches, Multiplexers, Decoders Feature Summary

• Contains four independent 2:1 multiplexer circuits
• Designed for high-speed digital signal switching
• Compatible with standard 5V logic supply rails

Signal Switches, Multiplexers, Decoders Applications

• Digital signal routing and selection
• Data bus multiplexing systems
• Logic circuit signal path configuration

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the manufacturer part number against official Fairchild documentation to confirm the specific suffix indicates the SOIC package variant. Ensure compatibility with 4.5V to 5.5V operating conditions before integration. Cross-reference datasheets for pinout accuracy and electrical specifications to prevent design errors during procurement.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when multiple independent 2:1 signal paths are required in a compact surface-mount form factor. The 74F series offers faster propagation speeds compared to standard logic families, making it suitable for timing-critical applications. Confirm that the system voltage aligns with the specified 4.5V to 5.5V range for proper operation.

Signal Switches, Multiplexers, Decoders Part Context

This component belongs to the 74F series of high-speed CMOS logic devices. The 74F258 specifically implements quad 2-input multiplexer functionality. It is designed for use in digital systems requiring reliable signal selection and routing capabilities within standard industrial and commercial temperature ranges.

Signal Switches, Multiplexers, Decoders Replacement Considerations

Check for direct equivalents such as the 74F258N or other 74F258 variants from different manufacturers. Verify pin compatibility and electrical characteristics before substitution. Ensure the replacement maintains the same 16-pin SOIC footprint and functional integrity.