Microchip Technology's ATSAM3N4AA-AU Microcontroller

The ATSAM3N4AA-AU is a high-performance, ARM Cortex-M3 based microcontroller from Microchip Technology, designed for a wide range of applications that require advanced communication and control capabilities. This microcontroller is part of the SAM3N series, known for its power efficiency and robust architecture, making it an ideal choice for industrial control, medical devices, automotive systems, and IoT applications.

Key Features

• CPU: ARM Cortex-M3 processor running at up to 48 MHz, delivering exceptional computing power and efficiency for complex algorithms and control tasks.
• Memory: Equipped with 256KB of flash memory and 48KB of SRAM, providing ample space for application code and data storage.
• I/O Capabilities: Offers a rich set of input/output options including GPIOs, USART, SPI, I2C, and more, enabling versatile peripheral integration.
• ADC: Features a 16-channel, 10-bit Analog-to-Digital Converter (ADC) with a sampling rate of up to 1 Msps, suitable for precise analog signal measurement.
• PWM: Pulse Width Modulation controllers for motor control, lighting, or other variable power applications.
• Power Management: Advanced power-saving modes, such as Sleep and Wait mode, help reduce power consumption for battery-powered devices.
• Package: Available in a 64-pin LQFP package, it is suitable for space-constrained applications while still offering sufficient I/O capabilities.
• Operating Conditions: Designed to operate within a temperature range of -40°C to 85°C, ensuring reliability under various environmental conditions.

Connectivity and Timers

The ATSAM3N4AA-AU provides comprehensive connectivity options with high-speed serial communication interfaces, including full-duplex USARTs, SPI, and Two-Wire Interface (TWI) for I2C communication. It also boasts multiple 16-bit timers, a real-time timer, and a watchdog timer for system reliability and time-sensitive tasks.

Development Support

Developers can take advantage of Microchip's extensive support and developer resources, such as the Atmel Studio IDE, software libraries, and development boards. The ATSAM3N4AA-AU is supported by the SAM3N-EK evaluation kit, which is an excellent starting point for prototyping and testing new designs.

With its balance of performance, power efficiency, and rich peripheral set, the ATSAM3N4AA-AU microcontroller is a versatile solution that can meet the demands of a broad spectrum of embedded system applications.