FSUSB104UMX

Analog Switches - Special Purpose Overview

The FSUSB104UMX is a low-power, two-port, high-speed USB 2.0 switch IC manufactured by Fairchild Semiconductor (now ON Semiconductor). It features a single supply voltage range of 3V to 4.4V and operates within a temperature range of -40°C to +85°C. The device utilizes a 10-lead UMLP package with dimensions of 1.4x1.8mm and a maximum height of 0.5mm. It supports data rates up to 480Mbps and includes an internal pull-down resistor on the control pin.

Analog Switches - Special Purpose Feature Summary

• Supports USB 2.0 high-speed data transmission at 480Mbps
• Low power consumption design suitable for portable applications
• Integrated control pin with internal pull-down resistor

Analog Switches - Special Purpose Applications

• USB hub implementations
• Portable electronic devices requiring USB connectivity switching
• Computer peripheral interface circuits

Analog Switches - Special Purpose Procurement Notes

Verify the manufacturer marking matches Fairchild or ON Semiconductor standards. Confirm the package type is 10-UMLP (1.4x1.8mm) with 0.5mm max height. Ensure the operating temperature range meets -40°C to +85°C requirements. Check for authenticity through authorized distribution channels to avoid counterfeit components affecting signal integrity.

Analog Switches - Special Purpose Selection Notes

Select this component when a dual-port USB 2.0 switch with minimal power draw is required. It is appropriate for systems operating between 3V and 4.4V. Consider the small UMLP footprint for space-constrained designs. Ensure compatibility with 480Mbps data rates for high-speed USB peripherals.

Analog Switches - Special Purpose Part Context

This part belongs to the FSUSB family of analog switches and multiplexers designed for USB interfaces. It serves as a compact solution for managing multiple USB connections in consumer electronics. The device replaces discrete switching components, reducing board space and complexity while maintaining signal quality for high-speed data transfer.

Analog Switches - Special Purpose Replacement Considerations

FSUSB22MTCX is a documented alternative offering similar high-speed USB switching capabilities. Verify pinout compatibility and electrical specifications before substitution. Ensure the replacement maintains the required 480Mbps data rate and operating voltage range.