The STC15W4K48S4-30I-LQFP64L, manufactured by STC, is a low-power 8-bit Microcontroller Unit (MCU/MPU/SOC) designed for embedded applications. It features a low-power core, reduced pin count compared to previous models, and offers a wide range of peripherals, such as A/D and D/A converters, I2C, SPI, UART, etc. The device is packaged into a 64-pin plastic quad flat-pack (LQFP-64 (14x14)) for heat dissipation, is compliant with the RoHS directive, and includes up to 4KBytes of Flash Program Memory. The STC15W4K48S4-30I-LQFP64L is specifically designed for user-friendliness and offers a large number of features to minimize user efforts in developing embedded applications.