https://www.overseadia.com/en-US/detail/8d729c3b5ba3cd23eb244b9e242e52b5 The STM32F439IIT6V Microcontroller Chip is an original MCU encapsulated in LQFP-176 (24x24) package. This powerful chip is designed to revolutionize your product development, with its advanced features and capabilities. Whether you are working on a new project or upgrading an existing one, the STM32F439IIT6V chip is the perfect choice for all your needs.