ATSAMR21E18A-MUT

RF Transceiver ICS Overview

The ATSAMR21E18A-MUT is an RF microcontroller from the SAMR21 series, integrating a 2.4 GHz IEEE 802.15.4 radio with an ARM Cortex-M0+ processor. It features 256 kB of program memory and 32 kB of SRAM. The device operates at a maximum clock frequency of 48 MHz within a voltage range of 1.8 V to 3.6 V. It includes an 8-bit ADC and provides connectivity via I2C, SPI, and USART interfaces. Packaged in a 32-pin VQFN, it supports low-power wireless applications.

RF Transceiver ICS Feature Summary

• Integrates an IEEE 802.15.4 compliant 2.4 GHz radio transceiver with an ARM Cortex-M0+ core for efficient processing.
• Supports ZigBee and Thread protocols through integrated hardware acceleration and software libraries.
• Provides multiple communication interfaces including SPI, I2C, and USART for peripheral connectivity.

RF Transceiver ICS Applications

• Smart home sensor nodes
• Industrial monitoring systems
• Wireless personal area network devices

RF Transceiver ICS Procurement Notes

Verify the specific suffix 'MUT' indicates tape and reel packaging when sourcing components. Confirm that the operating voltage requirements align with the 1.8 V to 3.6 V specification for your target circuit design. Ensure compatibility with the 32-pin VQFN footprint during PCB layout validation.

RF Transceiver ICS Selection Notes

Select this component for applications requiring certified 802.15.4 or ZigBee connectivity with low power consumption. It is suitable for designs needing a compact solution combining MCU and RF functions. Consider the 48 MHz processing speed for handling protocol stacks efficiently.

RF Transceiver ICS Part Context

This part belongs to the Microchip SAMR21 family of wireless MCUs. These devices are designed for low-cost, low-power wireless IoT solutions. The series emphasizes ease of integration for developers building smart connected products using standard wireless protocols.

RF Transceiver ICS Replacement Considerations

ATSAMD21E18A-AU: Lacks integrated RF capabilities; suitable only if external transceivers are used. ATSAMD21E18A-MZVAO: Different package and temperature rating; no RF integration. No direct pin-to-pin RF replacement exists within the same series with identical specifications.