ATSAMR21E16A-MFT Overview
The ATSAMR21E16A-MFT is a highly integrated microcontroller designed for wireless connectivity applications. It combines a 32-bit ARM Cortex-M0+ core with a low-power 2.4 GHz IEEE 802.15.4-compliant radio transceiver, enabling seamless communication in IoT and embedded systems. With 256 KB of Flash memory and 32 KB of SRAM, this device supports complex firmware and robust protocol stacks. Its low power consumption and multiple sleep modes make it ideal for battery-operated devices. The compact 48-pin QFN package allows easy integration into space-constrained designs. For sourcing and detailed technical information, visit IC Manufacturer.
ATSAMR21E16A-MFT Technical Specifications
| Parameter | Specification |
|---|---|
| Core | 32-bit ARM Cortex-M0+ |
| Operating Frequency | 48 MHz |
| Flash Memory | 256 KB |
| SRAM | 32 KB |
| Radio Transceiver | 2.4 GHz IEEE 802.15.4-compliant |
| Power Supply Voltage | 1.8 V to 3.6 V |
| Package | 48-pin QFN |
| Operating Temperature Range | -40??C to +85??C |
ATSAMR21E16A-MFT Key Features
- Integrated 2.4 GHz radio transceiver: Enables reliable wireless communication for IoT devices, reducing the need for external RF components and simplifying board design.
- Low-power ARM Cortex-M0+ core: Supports efficient processing while minimizing power consumption, extending battery life in portable applications.
- Comprehensive memory resources: 256 KB of Flash and 32 KB SRAM provide ample space for complex firmware and protocol stacks, enhancing device functionality.
- Flexible power supply range: Operates from 1.8 V to 3.6 V, allowing compatibility with various power sources and improving design flexibility.
- Robust operating temperature range: Ensures reliable performance in industrial and outdoor environments, ranging from -40??C to +85??C.
- Compact 48-pin QFN package: Facilitates integration into space-constrained applications without sacrificing connectivity or processing capabilities.
- Hardware security features: Support secure boot and cryptographic operations, enhancing device security in connected applications.
ATSAMR21E16A-MFT Advantages vs Typical Alternatives
This microcontroller excels in integrating a low-power ARM core with a fully compliant 2.4 GHz IEEE 802.15.4 radio, providing superior sensitivity and reliable wireless performance. Its extensive memory and flexible power supply range deliver enhanced application versatility and efficiency. Compared to typical alternatives, it offers a smaller footprint and robust industrial temperature tolerance, ensuring dependable operation in challenging environments.
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Typical Applications
- Wireless sensor networks: Ideal for battery-powered sensor nodes requiring reliable 2.4 GHz communication and low power consumption over extended periods.
- Home automation systems: Enables seamless control and monitoring of connected devices with integrated radio and processing power.
- Industrial IoT devices: Supports robust wireless connectivity and operation across wide temperature ranges for factory automation and monitoring.
- Remote control units: Combines compact design and efficient processing for responsive and low-latency wireless control applications.
ATSAMR21E16A-MFT Brand Info
Manufactured by a leading semiconductor provider, this microcontroller series is recognized for its high integration and focus on low power wireless applications. The product is part of a family tailored to embedded designers seeking efficient, reliable, and secure connectivity solutions. The brand emphasizes robust performance combined with ease of integration, supporting a wide range of industrial and consumer market needs.
FAQ
What wireless standards does this device support?
The device features a built-in 2.4 GHz radio transceiver fully compliant with the IEEE 802.15.4 standard. This enables it to support protocols like Zigbee and 6LoWPAN, commonly used in low-rate wireless personal area networks.
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What is the power consumption profile of this microcontroller?
Designed for low-power operation, the microcontroller offers multiple sleep modes and efficient processing with its ARM Cortex-M0+ core. Typical active current is in the microampere range during sleep, making it suitable for battery-powered and energy-sensitive applications.
How much memory is available for application development?
This device provides 256 KB of Flash memory for program storage and 32 KB of SRAM for data and stack usage. This combination supports complex firmware, including wireless protocol stacks and user applications.
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What package options are available for this product?
The microcontroller is available in a compact 48-pin QFN package, which facilitates integration into space-constrained designs while maintaining robust electrical and thermal performance.
Can it operate in harsh environmental conditions?
Yes, the device supports an operating temperature range from -40??C to +85??C, making it suitable for industrial and outdoor environments that require reliable performance under temperature extremes.
