FSA2269UMX

Analog Switches - Special Purpose Overview

The FSA2269UMX is a dual single-pole double-throw (SPDT) analog switch IC designed for audio applications. It operates on a single supply voltage ranging from 1.65V to 4.5V. The device features a -3dB bandwidth of 50MHz and a maximum on-resistance of 300 milliohms. It is housed in a 10-UMLP package measuring 1.8x1.4mm. The component supports a multiplexer/demultiplexer circuit configuration of 2:1 and functions within a temperature range of -40°C to 85°C.

Analog Switches - Special Purpose Feature Summary

• Dual SPDT switching architecture for signal routing
• Low on-resistance for minimal signal loss
• High bandwidth suitable for audio frequency ranges
• Break-before-make switching action

Analog Switches - Special Purpose Applications

• Audio signal path switching
• Portable electronic devices requiring low power consumption
• Multimedia equipment input selection

Analog Switches - Special Purpose Procurement Notes

Verify the current lifecycle status as the manufacturer has issued an End-of-Life notice. Confirm availability through authorized distributors or secondary market suppliers, as standard production may be discontinued. Ensure compliance with RoHS3 specifications and check for any relevant Product Change Notices affecting packaging or sourcing before procurement.

Analog Switches - Special Purpose Selection Notes

Select this component when dual-channel audio switching with low distortion is required. Verify that the operating voltage aligns with the 1.65V to 4.5V range. Consider the 10-UMLP footprint constraints during PCB layout. Evaluate the 50MHz bandwidth against specific audio fidelity requirements to ensure adequate performance for the intended application.

Analog Switches - Special Purpose Part Context

This part belongs to the FSA2269 series of analog switches manufactured by onsemi. It is specifically engineered for portable consumer electronics where space efficiency and low power are critical. The UMLP package provides a compact solution for modern mobile and handheld device designs.

Analog Switches - Special Purpose Replacement Considerations

Check for direct pin-compatible substitutes within the same family or newer generations from onsemi. Verify electrical parameters such as on-resistance and bandwidth match the original design requirements. Consult official obsolescence notices for recommended alternative part numbers.