The ATSAM3N0CA-AU is a high-performance, low-power 32-bit microcontroller from Microchip Technology. It features a ARM Cortex-M3 core operating at a maximum frequency of 48 MHz, with embedded Flash memory of 256 KB and SRAM of 48 KB. The device also includes a wide range of peripherals, such as USB, USART, SPI, I2C, CAN, and ADC interfaces, making it suitable for a variety of applications. The ATSAM3N0CA-AU supports low-power operation with multiple sleep modes, enabling power-efficient designs. It operates at a supply voltage of 1.62V to 3.6V and is available in a compact QFP package. With its high performance, low power consumption, and extensive feature set, the ATSAM3N0CA-AU is an ideal choice for a wide range of embedded applications