The ATSAM4LC8BA-AU is an A-Grade automotive grade microcontroller produced by Microchip. It is based on the ARM Cortex-M4 processor and features a Flash Memory of 8 KBytes, a RAM Memory of 4 KBytes, and operates with a maximum frequency of 48 MHz. It also features UART, SPI, I2C, and PWM control interfaces as well as external bus support. The device is designed for motor control applications, making it suitable for use in automotive applications. It offers low power consumption, low EMI, high flexibility with a wide operational temperature range, and has robust immunity to electromagnetic interference. It is capable of operating over the extended temperatures of -40°C to 105°C, making it well-suited for use in extreme environments.