EZR32LG330F128R61G-C0R

RF Transceiver ICS Overview

The EZR32LG330F128R61G-C0R is a sub-GHz wireless Gecko SoC from Silicon Labs, integrating an ARM Cortex-M3 MCU with a high-performance RF transceiver. It features 128 kB of flash memory and 32 kB of RAM. The device operates on a supply voltage range of 1.98 V to 3.8 V, with a maximum clock frequency of 48 MHz. It supports frequencies between 142 MHz and 1.05 GHz and includes interfaces such as I2C, SPI, UART, USART, and USB.

RF Transceiver ICS Feature Summary

• Integrates an energy-efficient 32-bit ARM Cortex-M3 processor with a sub-GHz RF transceiver for flexible system design.
• Features a high-performance RF transceiver optimized for low-power wireless applications across the sub-GHz band.
• Provides extensive peripheral support including multiple serial communication interfaces and analog-to-digital conversion capabilities.

RF Transceiver ICS Applications

• Wireless sensor networks
• Smart metering systems
• Home automation devices

RF Transceiver ICS Procurement Notes

Verify the specific ordering suffix to ensure correct package type and temperature rating. Confirm that the requested variant matches the required flash size and RF performance specifications. Check current availability status as production lifecycles may vary. Ensure compatibility with existing PCB footprints and firmware libraries before finalizing procurement decisions.

RF Transceiver ICS Selection Notes

Select this component when a combination of moderate code storage and robust sub-GHz connectivity is required. The Cortex-M3 core offers sufficient processing power for standard protocol stacks. Consider the 128 kB flash limit against application requirements. Evaluate the integrated RF performance against external transceiver solutions for size and power optimization.

RF Transceiver ICS Part Context

This part belongs to the EZR32LG Wireless Gecko family, designed for single-chip microcontroller applications with integrated radio. It targets markets requiring reliable sub-GHz communication with low power consumption. The LG series specifically utilizes the Cortex-M3 architecture, distinguishing it from M4-based variants in the broader product line.

RF Transceiver ICS FAQ

What is the operating frequency range of the integrated transceiver?

The integrated sub-GHz RF transceiver operates within a frequency range of 142 MHz to 1.05 GHz.

Which serial communication interfaces are supported by this MCU?

The device supports I2C, SPI, UART, USART, and USB interfaces for data communication.