ATSAMR21E18A-MFT

RF Transceiver ICS Overview

The ATSAMR21E18A-MFT is an IEEE 802.15.4 compliant single-chip solution integrating an ARM Cortex-M0+ microcontroller with a 2.4 GHz RF transceiver. It features 256 kB of Flash memory and 32 kB of SRAM, operating at a maximum clock frequency of 48 MHz. The device supports a supply voltage range from 1.8 V to 3.6 V and includes an 8-bit ADC. Packaged in a 32-pin VFQFN, it operates within a temperature range of -40°C to +85°C.

RF Transceiver ICS Feature Summary

• Integrates an ARM Cortex-M0+ 32-bit MCU with a 2.4 GHz RF transceiver on a single chip
• Complies with IEEE 802.15.4 standards for wireless communication
• Supports O-QPSK modulation for reliable data transmission

RF Transceiver ICS Applications

• Wireless sensor networks
• Home automation systems
• Industrial monitoring applications

RF Transceiver ICS Procurement Notes

Verify the specific suffix MFT indicates tape and reel packaging configuration when sourcing components. Confirm that the 32-pin VFQFN package matches the target PCB footprint requirements. Ensure the operating temperature range of -40°C to +85°C aligns with the intended environmental conditions. Cross-reference the manufacturer part number with official Microchip documentation to confirm current production status and availability.

RF Transceiver ICS Selection Notes

Select this component for designs requiring integrated wireless connectivity and processing capabilities. The combination of 256 kB Flash and 32 kB SRAM supports complex protocol stacks. The 2.4 GHz frequency band ensures compatibility with standard Zigbee and Thread networks. Consider the 32-pin package size for space-constrained layouts.

RF Transceiver ICS Part Context

This part belongs to the Microchip SAM R21 series of smart wireless solutions. The series combines low-power ARM Cortex-M0+ processors with robust 2.4 GHz radio transceivers. It is designed for applications requiring secure, reliable, and low-power wireless communication. The E18A variant specifically denotes the memory configuration and package type within the family.

RF Transceiver ICS Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.