The PMC232-TSS20 is a 2KB 160Byte OTP 18 RISC TSSOP-20 microcontroller unit (MCU/MPU/SOC) manufactured by PADAUK. It is designed for a wide range of embedded and consumer applications. The device features fast architecture, low power consumption, and a wide range of memory sizes and peripherals. It also includes an embedded ROM and RAM, allowing for quick development of applications and providing a flexible platform for developing applications. The device is compliant with RoHS and is capable of operating over a wide temperature range. It features an 8-bit MCU core with 2KB of OTP ROM, 160 bytes of RAM, and 18 RISC instructions. The device has an on-chip oscillator and is designed for in-system programming. It also features a wide range of communication protocols, such as UART, I2C, SPI, and CAN.