CP2104-F03-GM

USB to UART Bridge QFN24

CP2104-F03-GM – USB to UART Bridge IC – Silicon Labs
This Silicon Labs CP2104-F03-GM USB to UART bridge enables seamless serial communication between USB hosts and UART-enabled devices. Offering plug-and-play connectivity with minimal external components, it simplifies legacy system upgrades and accelerates development cycles. PCX guarantees authentic Silicon Labs components with same-day shipping and dedicated technical support.

Key Features

Protocol: USB 2.0 compliant
Function: USB to UART serial bridge
Voltage Supply: Dual range: 1.8V or 3V–3.6V
Current Consumption: Low 17mA operating current
Operating Temperature: Industrial-grade -40°C to +85°C
Package: Compact 24-QFN (4x4mm) exposed pad

Technical Details
The CP2104-F03-GM integrates a USB 2.0 full-speed controller with a UART interface in a space-saving 24-WFQFN package. It supports data rates up to 2 Mbps and features integrated USB termination resistors, clock recovery, and 512-byte transmit/receive buffers. The industrial temperature range ensures reliability in harsh environments. Note: This part is designated “Not For New Designs” but remains available for existing implementations and repairs.

Typical Applications

Legacy serial port to USB conversion
Embedded system programming interfaces
Industrial control and automation systems
IoT device communication gateways
Consumer electronics diagnostics

About Silicon Labs
Silicon Labs is a global leader in secure, intelligent wireless technology for the IoT infrastructure. With over 25 years of innovation, they deliver high-performance mixed-signal solutions renowned for low power consumption and design flexibility.
Their interface product line, including the CP210x series, sets industry standards for reliability and cross-platform compatibility. Silicon Labs maintains rigorous quality certifications, ensuring components meet stringent automotive, industrial, and consumer requirements worldwide.

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