The ATSAML11D14A-YU is a type of microcontroller from Microchip that belongs to the SAM L11 family. It is based on an Arm Cortex-M23 processor core, offers 32 Kbytes of Flash memory, 1 Kbyte of SRAM and a full-speed USB interface with integrated PHY. It also includes a Quad-SPI interface, up to 14 channels of 12-bit ADC, up to 13 general purpose I/Os, two watchdog timers, an RTC and additional features such as a low power oscillator and low power standby modes. The ATSAML11D14A-YU is designed specifically for low-power IoT nodes, providing integrated wireless and sensor capabilities with a wide range of peripherals. This makes it ideal for applications such as monitoring and control, lighting systems, home and building automation, smart agriculture, and more.