The PL3201B is a low-power, 64-pin LQFP (Low-profile Quad Flat) RoHS (Restriction of Hazardous Substance) Other Processors & Microcontrollers (MCUs) manufactured by XIAOCHENG. The PL3201B supports various application environments, with 8-bit AVR instruction sets and up to 32K bytes of in-system programmable Flash memory for user applications. It has 16-level Built-in Frequency Locked Loop (BFL-AFL) as well as separate IO signals for easy integration with its host boards. Additionally, it also supports various peripheral devices such as Timer, USART, ADC, and other communication protocols. It offers high performance, low power consumption, and small size, making it ideal for applications such as consumer, industrial, and automotive markets.