EFR32BG1B132F256IM32-C0R

RF Transceiver ICS Overview

The EFR32BG1B132F256IM32-C0R is a Bluetooth Low Energy System-on-Chip from Silicon Labs' Blue Gecko family. It integrates an ARM Cortex-M4 core with 256 kB of flash memory and 32 kB of RAM, operating at frequencies up to 40 MHz. The device supports the Bluetooth v4.0 protocol over a 2.4 GHz radio interface with a maximum data rate of 2 Mbps. It features a sensitivity of -99 dBm and operates within a supply voltage range of 1.85 V to 3.8 V. The component is housed in a 32-VFQFN exposed pad package and functions reliably across a temperature range of -40°C to +85°C.

RF Transceiver ICS Feature Summary

• Integrates an ARM Cortex-M4 processor with substantial onboard memory for complex application logic.
• Supports multiple modulation schemes including GFSK, MSK, and O-QPSK for robust wireless communication.
• Designed with low-power Gecko technology to optimize energy consumption during active and sleep states.

RF Transceiver ICS Applications

• Bluetooth Smart wearable devices
• Industrial sensor nodes
• Home automation peripherals

RF Transceiver ICS Procurement Notes

Verify the specific suffix 'C0R' against current manufacturer documentation to confirm availability status, as this variant may be marked as Not Recommended for New Designs (NRND). Ensure that the required pinout and thermal characteristics align with the 32-VFQFN package specifications before finalizing procurement plans.

RF Transceiver ICS Selection Notes

Select this component when a compact form factor is required alongside moderate processing capabilities. The 32-pin QFN package suits space-constrained designs, while the integrated power amplifier provides sufficient output for standard indoor BLE applications without external front-end modules.

RF Transceiver ICS Part Context

This part belongs to the EFR32BG1 series, designed specifically for Bluetooth Low Energy applications. It shares architectural similarities with other Blue Gecko variants but distinguishes itself through its specific memory configuration and package type, targeting cost-sensitive consumer electronics.

RF Transceiver ICS Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Users should consult official Silicon Labs resources for potential obsolescence management or direct cross-references.

RF Transceiver ICS FAQ

What is the maximum clock frequency of the MCU?

The internal processor operates at a maximum clock frequency of 40 MHz.

Which serial interfaces are supported by this SoC?

The device supports I²C, SPI, UART, USART, and I²S interfaces for peripheral connectivity.