EZR32HG220F32R55G-C0R

RF Transceiver ICS Overview

The Silicon Labs EZR32HG220F32R55G-C0R is a sub-GHz wireless MCU featuring an ARM Cortex-M0+ core operating at up to 25 MHz. It integrates 32 kB of flash memory and 8 kB of RAM within a QFN-48 package. The device supports frequencies from 142 MHz to 1.05 GHz with up to +20 dBm output power. Key electrical parameters include a supply voltage range of 1.98 V to 3.8 V, -40 °C to +85 °C operating temperature, and interfaces including I2C, SPI, and UART.

RF Transceiver ICS Feature Summary

• Integrates an energy-efficient ARM Cortex-M0+ processor with a high-performance sub-GHz RF transceiver for optimized battery life.
• Supports multiple modulation schemes including GFSK, MSK, and OOK with excellent selectivity and receive sensitivity.
• Includes ultra-low power operating modes such as Shutoff and Stop to minimize current consumption in idle states.
• Features hardware AES encryption with 128-bit keys and flexible energy management for secure data transmission.

RF Transceiver ICS Applications

• Smart home automation systems
• Industrial remote monitoring
• Security alarm sensors

RF Transceiver ICS Procurement Notes

Verify component authenticity through authorized channels due to end-of-life status. Confirm RoHS compliance and check for moisture sensitivity handling requirements during storage. Ensure the specific suffix matches design-in requirements as pin-compatible variants exist within the family. Validate supply chain stability before finalizing designs.

RF Transceiver ICS Selection Notes

Choose this model when sub-GHz range and low power are critical alongside moderate flash capacity. Compare against the 64 kB variant if code size exceeds 32 kB. Consider the +13 dBm version if higher transmit power is unnecessary. Verify interface compatibility with existing peripherals given the fixed GPIO count.

RF Transceiver ICS Part Context

This part belongs to the EZR32HG series, designed for IoT applications requiring long-range connectivity. It scales with other devices in the family offering different memory sizes or RF power levels. The series targets cost-sensitive markets needing reliable wireless communication without complex external components.

RF Transceiver ICS Replacement Considerations

Public confirmed substitute part numbers: EZR32HG220F64R55G-B0R (pin-compatible, higher flash). Check datasheet for exact functional equivalence regarding RF performance and software compatibility.

RF Transceiver ICS FAQ

What is the maximum output power of the integrated transceiver?

The device supports up to +20 dBm maximum output power.

Which modulation formats are supported by the RF section?

It supports GFSK, 4-GFSK, GMSK, MSK, and OOK modulation schemes.