The STC8G1K08-38I-TSSOP20 is a microcontroller unit, manufactured by STC, that features an 8KB 1.25KB FLASH 18 51Series TSSOP-20 and is compliant with the Restriction of Hazardous Substances (RoHS) directive. It is suitable for applications such as industrial automation, office automation, Intelligent control, communication and other embedded device fields. It uses an STC8G1K08 core with a frequency of up to 38MHz. It also features 256 bytes of data RAM, an onboard debug module, and multiple standard bus interfaces such as SPI, UART, I2C, and 16 I/O.