ST's ultra low power microcontroller series (STM32L0, STM32L1, STM32L4, STM32L5, STM32L4+) guarantee outstandingly low current consumption at elevated temperatures, with the industry's lowest power consumption.
New microcontrollers from STMicroelectronics expand STM32U5 series
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NUCLEO-L011K4 STMicroelectronics STMicroelectronics STM32 Nucleo