EFR32MG1P132F256IM48-C0

Overview

The EFR32MG1P132F256IM48-C0 is a Mighty Gecko System on Chip (SoC) manufactured by Silicon Labs, designed for sub-2 GHz and 2.4 GHz wireless applications. It integrates an ARM Cortex-M4 core operating at 40 MHz with 256 kB of program memory and 32 kB of RAM. The device supports Bluetooth, Zigbee, and Thread protocols, featuring a maximum data rate of 2 Mbps and an output power of 19 dBm. It operates within a voltage range of 1.8 V to 3.8 V and includes 31 GPIOs. The component is housed in a QFN-48 package and supports interfaces such as I2C, SPI, and UART.

Feature Summary

• Integrates an ARM Cortex-M4 processor with substantial non-volatile memory and static random-access memory for complex application execution.
• Supports multiple wireless standards including Bluetooth, Zigbee, and Thread for versatile connectivity solutions.
• Features a high-performance radio transceiver with configurable output power and sensitivity for reliable mesh networking.

Applications

• Smart home lighting and control systems
• Wireless sensor networks utilizing Thread or Zigbee protocols
• Bluetooth Low Energy (BLE) beacons and peripherals
• Industrial automation monitoring devices

Procurement Notes

Verify the specific ordering suffix and package variant against current Silicon Labs documentation to ensure compatibility with existing designs. Confirm availability status as product lifecycle stages may affect supply chain continuity. Cross-reference pinout and electrical specifications with the official datasheet prior to integration into new hardware platforms.

Selection Notes

Select this component for applications requiring multi-protocol support within a compact form factor. Evaluate the trade-off between the 256 kB flash capacity and system complexity requirements. Ensure the QFN-48 package fits the thermal and spatial constraints of the target enclosure compared to larger footprint alternatives.

Part Context

This part belongs to the Mighty Gecko family, which targets low-power IoT deployments. It shares architectural similarities with other MG1 series chips but differs in memory size and radio performance. The IM48 designation indicates the specific package type and temperature grade suitable for industrial environments.

Replacement Considerations

Direct substitutes include EFR32MG1P132F256GM48-C0R and EFR32MG1P132F256IM48-C0R. Verify that alternative packages maintain identical pin configurations and thermal characteristics to avoid PCB redesign efforts.