The ultra-low-power ATSAML21 based Flash microcontroller (MCU) feature sophisticated power management technologies and consumes under 35 µA/MHz in active mode and 200nA in Sleep mode. In addition to ultra-low-power performance, these devices feature Full Speed USB host and device, Event System and Sleepwalking, 12-bit analog, AES, capacitive touch sensing, built in opAmps and much more. Supported by MPLAB X IDE and MPLAB Harmony. Functional Safety This device supports the IEC 61508 (SIL 2) functional safety standard. · To request any information about the SIL 2 STL, please fill out and submit the request form on Industrial Safety Self-Test Library web page · Learn more about 32-bit MCUs with Functional Safety capabilities including device hardware and certified software libraries.