ATSAMR21E17A-MF Wireless Microcontroller with LoRa? & BLE, 64-QFN Package

ATSAMR21E17A-MF Overview

The ATSAMR21E17A-MF is a highly integrated microcontroller designed for wireless applications, combining a 32-bit ARM Cortex-M0+ core with a sub-GHz radio transceiver. This device supports low-power operation and flexible connectivity, making it ideal for industrial, smart metering, and IoT applications where reliable long-range communication is essential. With embedded memory and advanced peripherals, it delivers efficient performance while simplifying system design. Sourced from a trusted supplier, this solution offers a compelling balance of processing capability, integrated RF functionality, and power efficiency for embedded wireless system developers. For more technical resources and purchasing details, visit IC-Hersteller.

ATSAMR21E17A-MF Technical Specifications

ATSAMR21E17A-MF Key Features

• Integrated ARM Cortex-M0+ Core: Delivers efficient 32-bit processing performance at up to 48 MHz, enabling complex control and signal processing tasks with low power consumption.
• Sub-GHz RF Transceiver: Supports flexible wireless communication over a wide frequency range (150 MHz to 960 MHz), facilitating reliable long-range connectivity in various industrial environments.
• Low Power Operation: Optimized power management features allow prolonged battery life, critical for remote and embedded IoT applications.
• Reichhaltiges Peripherie-Set: Includes multiple communication interfaces such as USART, SPI, and I2C, plus ADC and DMA support, enhancing integration flexibility and data handling efficiency.
• Embedded Memory Resources: Provides 256 KB Flash and 32 KB SRAM for robust firmware storage and runtime data management, enabling complex application development without external memory.
• Compact 64-pin QFN Package: Ensures a small footprint for space-constrained designs while maintaining easy PCB integration and thermal performance.

ATSAMR21E17A-MF Advantages vs Typical Alternatives

Compared to typical wireless microcontrollers, this device offers superior integration by combining a high-performance ARM Cortex-M0+ core with a versatile sub-GHz transceiver in a single package. Its extended frequency range and advanced power management deliver improved sensitivity and lower power consumption, translating into enhanced operational reliability and longer battery life in embedded systems. The extensive peripheral set and embedded memory further simplify design complexity, reducing overall system cost and time-to-market.

Typische Anwendungen

• Industrial automation systems requiring robust, long-range wireless communication with low power consumption for sensor networks and machine control.
• Smart metering solutions that benefit from integrated RF capabilities to transmit utility data efficiently over sub-GHz bands.
• IoT devices needing compact, low-power microcontrollers with flexible connectivity options for remote monitoring and control.
• Home and building automation applications where reliable wireless links and real-time data processing are essential for system responsiveness.

ATSAMR21E17A-MF Brand Info

This microcontroller is part of a well-established family known for combining efficient processing with integrated radio frequency functionality. Engineered for embedded wireless applications, it reflects the brand??s commitment to delivering reliable, low-power solutions tailored for industrial and IoT use cases. The product benefits from rigorous quality controls, extensive technical documentation, and broad ecosystem support, making it a preferred choice for engineers seeking high-performance, integrated wireless microcontrollers from a reputable supplier.

FAQ

What is the core architecture of the ATSAMR21E17A-MF?

The device features a 32-bit ARM Cortex-M0+ core running at up to 48 MHz. This architecture balances performance and power efficiency, making it suitable for embedded applications that require moderate processing power without excessive energy consumption.

Which frequency bands does the integrated RF transceiver support?

The sub-GHz transceiver operates over a wide frequency range from 150 MHz to 960 MHz. This flexibility allows the device to be used in multiple regional wireless standards and various industrial and IoT communication protocols.

What are the memory resources available on this microcontroller?

It includes 256 KB of flash memory for program storage and 32 KB of SRAM for runtime data. These memory capacities enable the development and execution of complex firmware without the need for additional external memory components.

How does the ATSAMR21E17A-MF support low power consumption?

Power management features include optimized active mode current consumption and various sleep modes. These allow the device to conserve energy during idle periods, extending battery life in portable and remote applications.

What types of peripherals are integrated into this device?

The microcontroller integrates a comprehensive set of peripherals including ADC for analog signal conversion, USART, SPI, and I2C for communication interfaces, as well as RTC and DMA controllers. This suite supports flexible and efficient data handling and system control.