The STM32F401RET6TR with ARM Microcontrollers - MCU STM32 Dynamic Efficiency MCU is a 32-bit ARM Cortex-M4 processor-based microcontroller featuring real-time processing capabilities and DSP and FPU for precise calculations and fast responses. The device offers up to 512 Kbytes Flash memory, 84 MHz CPU clock, and ART Accelerator for high-end network connectivity. It also offers low-power performance, wide operating voltage range, and unique power scaling capabilities. Manufactured by the renowned STMicroelectronics, this chip is suitable for many applications such as industrial, consumer, health care, and automotive environments.