EZR32LG330F128R63G-C0R

RF Transceiver ICS Overview

The EZR32LG330F128R63G-C0R is a sub-GHz wireless microcontroller from Silicon Labs, integrating an ARM Cortex-M3 core with an EZRadioPRO transceiver. It features 128 kB of flash memory and 32 kB of RAM. The device supports operating frequencies between 142 MHz and 1.05 GHz, delivering up to +20 dBm output power. It operates on a supply voltage range of 1.98 V to 3.8 V, with a maximum clock frequency of 48 MHz. The component utilizes a QFN-64 package and includes interfaces such as I2C, SPI, UART, and USB.

RF Transceiver ICS Feature Summary

• Integrates high-performance ARM Cortex-M3 processor with sub-GHz RF transceiver
• Provides industry-leading +20 dBm output power for extended range
• Supports multiple communication interfaces including USB and standard serial protocols

RF Transceiver ICS Applications

• Smart metering infrastructure
• Industrial remote monitoring systems
• Home automation controllers

RF Transceiver ICS Procurement Notes

Verify the specific suffix C0R against official Silicon Labs documentation to confirm pinout and electrical characteristics. Confirm RoHS compliance status through current datasheets. Check lifecycle status as this series may be designated for non-new designs. Ensure ESD handling procedures are followed during assembly due to moisture sensitivity classification.

RF Transceiver ICS Selection Notes

Select this component for applications requiring robust sub-GHz connectivity with moderate processing needs. The Cortex-M3 architecture offers efficient code execution for protocol stacks. Consider the +20 dBm capability for long-range links in noisy environments. Evaluate the 128 kB memory limit against application firmware size requirements before finalizing the design.

RF Transceiver ICS Part Context

This part belongs to the EZR32LG Wonder Gecko family, designed for low-power wireless IoT applications. It combines MCU capabilities with integrated radio functionality to reduce system complexity. The LG series specifically targets cost-sensitive markets while maintaining high RF performance standards typical of Silicon Labs solutions.

RF Transceiver ICS Replacement Considerations

Check for direct substitutes within the EZR32LG series with different memory sizes or package options. Verify compatibility with existing PCB footprints when selecting alternative variants.