ATSAMR21E18A-MUT Overview
The ATSAMR21E18A-MUT is a highly integrated wireless microcontroller solution designed for low-power applications requiring robust connectivity. Featuring an ARM Cortex-M0+ core and an integrated IEEE 802.15.4-compliant transceiver, this device offers an efficient platform for reliable sub-GHz wireless communication. Its compact 32-pin QFN package supports versatile I/O options and power management features, making it ideal for industrial, home automation, and sensor network applications. Manufactured by IC Manufacturer, the device balances performance and energy efficiency with a rich peripheral set, aiding engineers in developing scalable IoT and embedded systems.
ATSAMR21E18A-MUT Technical Specifications
| Parameter | Specification |
|---|---|
| Core | 32-bit ARM Cortex-M0+ |
| Operating Frequency | 48 MHz |
| Flash Memory | 256 KB |
| SRAM | 32 KB |
| Radio Standard | IEEE 802.15.4 (2.4 GHz) |
| Transceiver Output Power | Up to +4 dBm |
| Package Type | 32-pin QFN |
| Supply Voltage | 1.8 V to 3.6 V |
| Operating Temperature Range | -40??C to +85??C |
| Interfaces | USART, SPI, I2C, ADC, DAC, DMA |
ATSAMR21E18A-MUT Key Features
- ARM Cortex-M0+ Core: Enables efficient 32-bit processing with low power consumption, supporting complex control loops and wireless protocols in embedded systems.
- Integrated IEEE 802.15.4 Transceiver: Provides reliable 2.4 GHz wireless communication optimized for mesh networking and low-latency data exchange.
- Flexible Power Management: Supports multiple low-power modes, extending battery life in portable and remote IoT devices.
- Rich Peripheral Set: Includes USART, SPI, I2C, ADC, DAC, and DMA controllers, allowing seamless integration with sensors and actuators.
- Compact 32-pin QFN Package: Saves PCB space while offering robust electrical performance for industrial-grade applications.
- Wide Operating Voltage Range: Ensures stable operation from 1.8 V up to 3.6 V, enhancing compatibility with various power sources.
- Extended Temperature Range: Suitable for demanding environments, operating reliably between -40??C and +85??C.
ATSAMR21E18A-MUT Advantages vs Typical Alternatives
This microcontroller offers a superior balance of integrated wireless connectivity and low power operation compared to typical alternatives. Its ARM Cortex-M0+ core delivers efficient processing with reduced energy consumption, while the built-in IEEE 802.15.4 transceiver eliminates the need for external radio modules. The device??s versatile peripherals and broad voltage range enhance system integration, improving reliability and simplifying design in industrial and IoT applications.
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Typical Applications
- Wireless sensor networks in industrial automation systems requiring low power consumption and reliable 2.4 GHz communication for data collection and control.
- Home automation devices such as smart lighting and security sensors where compact size and integrated wireless functionality reduce system complexity.
- IoT endpoints that demand long battery life and secure wireless connectivity for remote monitoring and control.
- Smart metering and energy management solutions needing precise analog interfaces and robust radio performance.
ATSAMR21E18A-MUT Brand Info
The ATSAMR21E18A-MUT is part of a distinguished product line from IC Manufacturer, known for delivering high-performance microcontrollers with integrated wireless capabilities. This model exemplifies the brand??s commitment to innovation, combining a powerful ARM Cortex-M0+ processor with a fully compliant IEEE 802.15.4 radio transceiver. It supports engineers and product developers in building scalable, energy-efficient wireless applications with enhanced integration and reliability, backed by extensive technical support and documentation.
FAQ
What wireless standard does the ATSAMR21E18A-MUT support?
The device supports the IEEE 802.15.4 wireless standard operating at 2.4 GHz, which is widely used for low-rate wireless personal area networks (LR-WPAN). This standard enables mesh networking and is suitable for IoT and sensor applications requiring reliable short-range communication.
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What is the maximum operating frequency of the processor core?
The integrated ARM Cortex-M0+ core runs at a maximum frequency of 48 MHz. This clock speed provides a good balance between processing power and energy efficiency, suitable for embedded control and wireless protocol handling.
Can the device operate in low-power modes?
Yes, the microcontroller features several low-power modes that allow significant current reduction during idle periods. These modes help extend battery life in portable and remote applications by minimizing energy consumption when full processing power is not required.
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What types of interfaces are available for peripheral connectivity?
This device offers multiple communication interfaces, including USART, SPI, and I2C, which allow connection to external sensors and modules. It also features ADC and DAC for analog signal processing and DMA controllers to optimize data transfer efficiency.
What is the temperature range supported by this device?
The device is designed to operate reliably within an industrial temperature range of -40??C to +85??C. This makes it suitable for various environmental conditions, including outdoor and industrial applications where temperature extremes are common.
