ATSAMR21G17A-MFT Wireless Microcontroller with LoRa Module | QFN Package

ATSAMR21G17A-MFT Overview

The ATSAMR21G17A-MFT is a highly integrated wireless microcontroller designed for low-power applications requiring robust connectivity and efficient processing. Featuring an ARM Cortex-M0+ core at 48 MHz and an integrated 2.4 GHz IEEE 802.15.4-compliant transceiver, this device offers an optimal balance of performance and power efficiency. Its rich peripheral set and advanced memory architecture make it suitable for IoT nodes, smart metering, and industrial sensor applications. Built on a 32-bit platform with flexible power modes and comprehensive security features, it delivers reliable wireless communication and seamless integration for embedded designs. Available from IC-Hersteller.

ATSAMR21G17A-MFT Technical Specifications

ATSAMR21G17A-MFT Key Features

• Integrated 2.4 GHz IEEE 802.15.4 Radio: Enables seamless wireless communication for IoT and sensor networks, reducing the need for external radio modules and simplifying system design.
• ARM Cortex-M0+ Core: Efficient 32-bit processing at 48 MHz delivers sufficient computational power for embedded applications while minimizing power consumption.
• Low Power Operation: Multiple power-saving modes and efficient radio transceiver design allow extended battery life in portable and remote devices.
• Reichhaltiges Peripherie-Set: Includes USART, SPI, I2C, ADC, and timers, enabling versatile interfacing options for sensors, actuators, and external memory.
• Robust Memory Architecture: 256 KB Flash and 32 KB SRAM support complex firmware and application code while maintaining fast execution and data handling.
• Advanced Security Features: Incorporates hardware cryptographic modules to ensure data integrity and secure communication over wireless links.
• Compact 48-pin QFN Package: Facilitates integration into space-constrained designs with efficient thermal and electrical performance.

ATSAMR21G17A-MFT Advantages vs Typical Alternatives

This device offers a unique combination of integrated wireless connectivity and a low-power ARM Cortex-M0+ core, which allows for highly efficient system designs. Its superior receiver sensitivity and moderate RF output power improve communication reliability in noisy environments. Additionally, the extensive peripheral support and security features provide enhanced flexibility and protection compared to typical single-function alternatives, making it ideal for industrial-grade IoT applications.

Typische Anwendungen

• Wireless sensor networks and IoT nodes requiring low power consumption and reliable 2.4 GHz communication for smart building automation or environmental monitoring.
• Smart metering devices that benefit from integrated radio and microcontroller functionality to reduce BOM cost and complexity.
• Industrial automation sensors where robust wireless protocols and security are critical for system integrity.
• Remote control units and wearable devices that demand compact size, power efficiency, and seamless wireless connectivity.

ATSAMR21G17A-MFT Brand Info

The ATSAMR21G17A-MFT is part of a renowned product line known for integrating wireless communication and microcontroller capabilities in a single, compact package. Designed to meet the rigorous demands of industrial and IoT markets, it delivers dependable performance with extensive support for embedded applications. This product embodies the brand??s commitment to innovation, low power consumption, and robust connectivity solutions, enabling engineers to develop scalable and secure wireless systems efficiently.

FAQ

What wireless standards does this device support?

The product supports IEEE 802.15.4 at 2.4 GHz, which is widely used for low-rate wireless personal area networks (LR-WPANs). This standard forms the foundation for protocols such as Zigbee, Thread, and 6LoWPAN, enabling interoperability and reliable wireless communication.

What is the typical power consumption during transmission?

During transmission at 0 dBm output power, the device consumes approximately 15.5 mA, making it suitable for battery-operated devices where power efficiency is critical. Various power-saving modes further reduce energy usage during idle periods.

Can it operate in harsh temperature environments?

Yes, the device is rated to operate reliably within a temperature range of -40??C to +85??C, which covers typical industrial and outdoor conditions, ensuring stability across a broad range of applications.

How much memory is available for application code and data?

It features 256 KB of Flash memory for storing program code and 32 KB of SRAM for data storage and stack operations. This memory capacity supports complex firmware, including wireless protocol stacks and application logic.

What security features are included to protect wireless communication?

The device integrates hardware cryptographic modules that support encryption and authentication processes. These features help safeguard data integrity and confidentiality, which are essential for secure wireless communication in connected systems.