Devices STM32N6 Series STM32N645 STM32N645 STMicroelectronics Devices 6 STM32N645A0HxQ STM32N645 Cortex-M55 STM32N645B0HxQ STM32N645 Cortex-M55 STM32N645I0HxQ STM32N645 Cortex-M55 STM32N645L0HxQ STM32N645 Cortex-M55 STM32N645X0HxQ STM32N645 Cortex-M55 STM32N645Z0HxQ STM32N645 Cortex-M55