The SC91F7312M28UB is a Microcontroller Unit (MCU/MPU/SOC) that is designed with a System-on-Chip (SOC) architecture to provide a high-performance, cost-effective solution for embedded applications. It is built using a 32-bit RISC CPU core with on-chip memory and peripherals, and comes in a Surface-Mount Package (SOP-28-7.8mm) for easy assembly in board designs. The MCU has 4KB of Instruction RAM and 16KB of Data RAM, as well as 256KB of Flash memory, allowing for complex application development. Additionally, the device also includes Full-Speed USB 2.0, CRC, I2C and SPI, 16-bit A/D and D/A converters, Internal and External interrupts, PWM and many other features for high performance applications. Manufactured by SinOne, the MCU ROHS certified and meets all the industry standards.