The 199767-M0516LDN is an ARM Cortex-M0 based microcontroller with a speed of 50MHz. It is designed for use in embedded systems and offers various connectivity options such as EBI/EMI, I²C, IrDA, LINbus, SPI, and UART/USART. The microcontroller has a 32-bit single-core architecture and comes with peripherals like Brown-out Detect/Reset, LVR, POR, PWM, and WDT. It has 40 I/O pins and a program memory size of 64KB. The program memory type is FLASH and it also has a 4K x 8 EEPROM and 4K x 8 RAM. The microcontroller features an A/D converter with 8x12b SAR data converters and an internal oscillator. It is surface mountable and comes in a 48-LQFP package. The operating temperature range of the microcontroller is -40°C to 85°C. It is an active product manufactured by Nuvoton Technology Corporation of America.