EZR32HG320F64R67G-B0R

RF Transceiver ICS Overview

The EZR32HG320F64R67G-B0R is a sub-GHz wireless microcontroller from Silicon Labs, integrating an ARM Cortex-M0+ core with an RF transceiver. It features 64 kB of flash memory and 8 kB of RAM, operating at a maximum clock frequency of 25 MHz. The device supports frequencies from 142 MHz to 1.05 GHz and includes USB connectivity. It is housed in a QFN-48 package and operates within a temperature range of -40°C to +85°C.

RF Transceiver ICS Feature Summary

• Integrates an ARM Cortex-M0+ processor with a sub-GHz RF transceiver for proprietary wireless applications.
• Supports multiple modulation schemes including FSK, GFSK, MSK, OOK, and 4FSK/4GFSK via the EZRadioPRO protocol.
• Includes integrated USB interface alongside standard communication peripherals such as I2C, SPI, and UART.

RF Transceiver ICS Applications

• Proprietary wireless sensor networks
• Secure connected home devices
• Industrial monitoring systems

RF Transceiver ICS Procurement Notes

Verify the specific suffix 'B0R' against official Silicon Labs documentation to confirm tape-and-reel packaging and exact pinout configuration. Ensure compatibility with required firmware libraries for the EZR32HG series before procurement. Check current lifecycle status as some variants may be nearing end-of-life.

RF Transceiver ICS Selection Notes

Select this component when a low-cost, low-power solution with integrated USB and sub-GHz radio is required. Compare against the EZR32LG series if higher memory capacity or different core architecture is needed. Verify that the 25 MHz processing speed meets application timing requirements.

RF Transceiver ICS Part Context

This part belongs to the EZR32HG family of wireless MCUs designed for cost-sensitive, energy-efficient applications. It combines the processing capabilities of the EFM32HG MCU line with the RF performance of Silicon Labs' EZRadio transceivers, targeting simple wireless connectivity needs.

RF Transceiver ICS Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material. Consult official Silicon Labs documentation for any direct replacements or obsolescence notices.