MicroThe STC15W408AS-35I-SKDIP28 MCU is a low-cost, low-power 8-bit microcontroller unit (MCU) designed and manufactured by STC Micro. It is provided with 8 KB of Flash memory and 512 bytes of RAM in 26/51 series SKDIP-28 form factor. It has a high-speed 8-bit CPU core, up to 12 clock source selections with 4 hardware PWM outputs, 6 simultaneous conversion/comparison channels for Analog-Digital-Converter (ADC), 8 channels of 12-bit Timer/Counter/PWM (TCPWM) and two UARTs. It also has an SPI, I2C, I2S, and GPIO interfaces. It operates from 2.7 to 3.6V and is compliant with the RoHS directive.