FSA2866UMX

Analog Switches - Special Purpose Overview

The FSA2866UMX is an analog and digital crosspoint switch manufactured by onsemi. It operates within a supply voltage range of 1.65 V to 4.3 V and supports an ambient operating temperature from -40°C to +85°C. The component is housed in a UMLP-20 surface-mount package and weighs approximately 122 mg. It belongs to the FSA2866 series and falls under the communication and networking ICs subcategory. The device is classified as an analog crosspoint switch designed for signal routing applications.

Analog Switches - Special Purpose Feature Summary

• Functions as an analog and digital crosspoint integrated circuit for signal switching
• Supports low-voltage operation suitable for portable and battery-powered systems
• Designed for high-speed signal routing in communication and networking environments

Analog Switches - Special Purpose Applications

• Signal routing in mobile handsets and media tablets
• Clock and data distribution in storage peripherals
• Multiplexing and fanout applications in broadband access equipment

Analog Switches - Special Purpose Procurement Notes

This component is officially listed as End-of-Life (EOL) by onsemi. Distribution availability is restricted, with specific notifications indicating limited or non-existent stock in certain regions. Verification of current lifecycle status and substitute part numbers is required before integration into new designs due to discontinuation.

Analog Switches - Special Purpose Selection Notes

Designers should evaluate alternative components from the same manufacturer family or compatible crosspoint switches that remain in active production. Considerations must include matching the UMLP-20 package footprint if board space is constrained, verifying compatibility with the 1.65 V to 4.3 V supply range, and ensuring the replacement meets the -40°C to +85°C operating temperature requirements.

Analog Switches - Special Purpose Part Context

The FSA2866UMX is part of onsemi's broader portfolio of multiplexers and crosspoint switches. This product line includes devices with various input/output ratios such as 2:2 and 4:2, engineered for high-speed switching with low jitter and ESD protection. These components are typically utilized in SONET/SDH, Fibre Channel, and Gigabit Ethernet applications requiring reliable signal distribution.

Analog Switches - Special Purpose Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Due to the End-of-Life status, engineers must identify functional equivalents independently based on pin compatibility and electrical specifications.