The PL4000B with Other Processors and Microcontrollers (MCUs) SSOP-24 RoHS is a low-power MCU from XIAOCHENG. It features an ARM Cortex-M core and a wide range of peripherals, including a 16-bit Timer/Counter (3×32-bit), 12-bit Analog-to-Digital Converters (2×12-bit), 4- bit Pulse Width Modulation (PWM), Serial Communication Interface (I2C, SPI, UART), and Parallel Interface with two 16-bit buses. The PL4000B is designed to be energy efficient and has been certified by RoHS. It supports 2.7-5.5V power supply, operating temperature range of -40 to +85°C, and comes in a full range of package types (LQFP, LQFP-N, SOIC-24, SSOP-24).