EFR32MG1B132F256GM32-C0

RF Transceiver ICS Overview

The EFR32MG1B132F256GM32-C0 is a Mighty Gecko System on Chip (SoC) from Silicon Labs, designed for 2.4 GHz wireless applications. It integrates an ARM Cortex-M4 processor with 256 kB of flash memory and 32 kB of RAM. The device supports Zigbee and 802.15.4 protocols, offering a maximum data rate of 250 kbps. Key electrical specifications include a transmit power of 16.5 dBm, receiver sensitivity of -99 dBm, and a supply voltage range of 1.85 V to 3.8 V. Current consumption is 8.7 mA during reception and varies between 8.2 mA and 126.7 mA during transmission. It operates within a temperature range of -40°C to 85°C and features a 32-VFQFN package.

RF Transceiver ICS Feature Summary

• Integrates an ARM Cortex-M4 core with substantial onboard memory for complex protocol stacks
• Supports Zigbee and 802.15.4 standards for robust mesh networking capabilities
• Provides high RF output power and sensitivity for extended communication range
• Includes multiple serial interfaces including I2C, SPI, UART, and I2S for peripheral connectivity

RF Transceiver ICS Applications

• Zigbee smart home lighting controls
• Wireless sensor networks for industrial monitoring
• Smart lock and access control systems
• Home automation hub modules

RF Transceiver ICS Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix C0R matches the required packaging format. Check lifecycle status as this model may be marked Not Recommended for New Designs (NRND). Ensure compliance with RoHS3 regulations and verify moisture sensitivity level handling procedures during assembly.

RF Transceiver ICS Selection Notes

Select this component when Zigbee compatibility and moderate processing power are required in a compact form factor. Compare against higher-performance variants if Bluetooth Low Energy support or increased memory capacity is necessary. Evaluate thermal requirements against the 85°C operating limit. Consider alternative packages if pin count or thermal dissipation needs differ from the QFN-32 configuration.

RF Transceiver ICS Part Context

This part belongs to the EFR32MG Mighty Gecko series, targeting cost-sensitive wireless IoT applications. It sits alongside other Gecko families like Blue Gecko and Flex Gecko, which offer different radio capabilities such as BLE or dual-band support. The MG series specifically emphasizes Zigbee proficiency with optimized firmware libraries provided by Silicon Labs.

RF Transceiver ICS Replacement Considerations

Public confirmed substitute part numbers: EFR32MG1B232F256GM32-C0R.