FSA9285AUCX

Analog Switches - Special Purpose Overview

The FSA9285AUCX is a dual-channel analog switch manufactured by Fairchild Semiconductor. It features low on-resistance and supports bidirectional signal transmission for audio, video, and data lines. The device operates within a supply voltage range of 1.65V to 5.5V, ensuring compatibility with various logic families. It includes overvoltage protection up to 5.5V on all channels, allowing safe operation even when the input signals exceed the supply rail. The component is housed in an ultra-small SC70-6 package, designed for space-constrained portable applications.

Analog Switches - Special Purpose Feature Summary

• Supports bidirectional signal switching for multiple media types
• Provides robust overvoltage protection on all channels
• Operates across a wide single-supply voltage range
• Maintains low on-resistance for minimal signal distortion

Analog Switches - Special Purpose Applications

• Portable multimedia devices requiring signal routing
• Audio and video line switching in consumer electronics
• Data bus multiplexing in mobile platforms
• USB accessory switching interfaces

Analog Switches - Special Purpose Procurement Notes

Verify the specific suffix 'AUCX' against the manufacturer's current datasheet to confirm package type and tape-and-reel specifications. Ensure the component meets RoHS compliance requirements for your target market. Cross-reference the ordering part number with authorized distributors to avoid counterfeit parts. Confirm lead times and availability directly with suppliers as inventory levels fluctuate.

Analog Switches - Special Purpose Selection Notes

Select this component when designing circuits that require low-power, high-speed switching of analog or digital signals. It is suitable for applications needing isolation between different voltage domains while maintaining signal integrity. Consider the SC70-6 footprint constraints during PCB layout. Evaluate the on-resistance characteristics against your signal amplitude requirements to ensure acceptable insertion loss.

Analog Switches - Special Purpose Part Context

This device belongs to Fairchild's family of analog switches designed for portable electronics. It complements other products like the FSA800 series by offering multi-channel capabilities in a compact form factor. The technology focuses on minimizing power consumption while maximizing signal fidelity for modern mobile devices.

Analog Switches - Special Purpose Replacement Considerations

Check for direct pin-to-pin replacements such as the FSA9284 or FSA9286 if channel count differs. Verify functional equivalence regarding on-resistance and leakage current before substituting. Ensure any alternative maintains the same overvoltage protection ratings and supply voltage limits.