ATSAMR21E18A-MU - Microchip Technology

Manufacturer Part Number

ATSAMR21E18A-MU

Manufacturer

Microchip Technology

Introduction

The ATSAMR21E18A-MU is a highly integrated, low-power wireless microcontroller unit (MCU) from Microchip Technology. It combines a 2.4GHz RF transceiver and a 32-bit ARM Cortex-M0+ based microcontroller in a single chip.

Product Features and Performance

4GHz RF transceiver with O-QPSK modulation

Up to 250kbps data rate

Receiver sensitivity of -99dBm

Transmit power of up to 4dBm

Low power consumption: 7.2mA to 13.8mA in transmit mode, 11.3mA to 11.8mA in receive mode

256kB Flash and 32kB SRAM

Integrated serial interfaces: I2C, SPI, UART, USART, USB

16 GPIO pins

Product Advantages

Highly integrated wireless MCU solution

Low power consumption for extended battery life

Flexible serial interface options for easy integration

Robust RF performance for reliable wireless communication

Key Technical Parameters

Frequency: 2.4GHz

Operating temperature: -40°C to 85°C

Supply voltage: 1.8V to 3.6V

Package: 32-QFN (5x5) with exposed pad

Quality and Safety Features

RoHS3 compliant

Microchip's high-quality manufacturing and testing processes

Compatibility

The ATSAMR21E18A-MU is compatible with a wide range of wireless applications and can be used in various IoT, smart home, and industrial automation systems.

Application Areas

Wireless sensor networks

Home automation

Industrial control systems

Wearable devices

Asset tracking

Product Lifecycle

The ATSAMR21E18A-MU is an actively supported product by Microchip Technology. There are no plans for discontinuation, and Microchip offers various replacement and upgrade options as technology evolves.

Key Reasons to Choose This Product

Highly integrated wireless MCU solution for reduced design complexity

Excellent RF performance and low power consumption for efficient wireless communication

Flexible serial interface options for easy integration into various systems

Robust and reliable due to Microchip's quality manufacturing and testing processes

Actively supported by Microchip with replacement and upgrade options available