The STC12LE5A16S2 is a low-power MCU with an LQFP-44_10x10x08P package and RoHS certification. It is manufactured by STMicroelectronics (STC) and is based on their low-power 8-bit LE5 core. This MCU has 16 KB of Flash memory, 512 bytes of RAM, and a 2 KB EEPROM. It has a built-in 16-bit timer and three 12-bit ADC inputs, with a 10-bit PWM output, three I/O ports, and one serial port. Additionally, it has embedded hardware features such as an LDI and WDT, and is compliant with USB specification 2.0. It is suitable for applications such as low-power data collection, control of battery-powered systems, wireless applications, and household appliances.