The N32903R1DN is a microcontroller unit manufactured by Nuvoton. It is in the ARM Other series and is equipped with a 200MHz TQFP-64 (10x10) package. The unit is RoHS compliant and operates at a low voltage of 1.8V. It is an ideal solution for embedded systems, IoT applications, and other control applications. It features a 32-bit ARM Cortex-M0 core, up to 256K flash memory, up to 32K SRAM memory, integrated reduction timer, low power mode support, and power management unit. It also offers an integrated 10-bit ADC, on-chip LED dimming for LED lighting control, SPI, I2C, I2S, UART, PWM, Smart Card Interface, and more.