Microchip Technology ATSAML21E18B-AUT

The ATSAML21E18B-AUT is a high-performance, low-power microcontroller unit (MCU) from Microchip Technology, designed to cater to the demanding needs of modern embedded systems. This device is part of the SAM L21 family of microcontrollers that are based on the powerful ARM Cortex-M0+ processor, capable of running up to 48 MHz.

With its focus on energy efficiency, the ATSAML21E18B-AUT is ideal for battery-powered applications and energy-sensitive projects. It features Microchip's picoPower technology, which ensures the device operates with minimal power consumption without sacrificing performance.

The MCU comes with 256KB of flash memory and 32KB of SRAM, providing ample space for application code and data storage. Additionally, it includes an 8KB of Separate Boot Flash that allows robust in-system programming and offers a secure storage area for critical software routines and data.

For connectivity, this microcontroller supports a variety of communication interfaces, including I2C, SPI, and UART, making it versatile for a wide range of applications. It also includes a Full-speed USB device and embedded host, ensuring easy integration with USB-based systems.

The ATSAML21E18B-AUT is equipped with extensive hardware-based security features, including a 256-bit AES encryption/decryption engine, which provides robust protection against threats and ensures the integrity of the application's data. A True Random Number Generator (TRNG) is also available for applications requiring high-quality random numbers, such as secure key generation.

Other notable features include multiple timers, real-time clock, peripherals that can be independently configured to run in standby mode, and up to 20 external interrupts. All these capabilities make the ATSAML21E18B-AUT a highly configurable MCU that can be tailored to the specific needs of your project.

Whether you're designing for the Internet of Things (IoT), industrial control, consumer electronics, or any other application that demands efficient power usage and robust security, the Microchip ATSAML21E18B-AUT provides a reliable and flexible solution that engineers can trust.