32-bit ARM Cortex-M3 MCU, 384KB Flash, 32MHz, LCD, USB, Op-amp, AES

Ultra-low-power with FPU Arm Cortex-M33 with Trust Zone, MCU 110 MHz with 256 kbytes of Flash memory

Ultra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 256 kbytes of Flash memory, USB Device, DFSDM

Ultra-low-power Arm Cortex-M0+ MCU with 128-Kbytes of Flash memory, 32 MHz CPU

Ultra-low-power with FPU Arm Cortex-M4 MCU 80 MHz with 1 Mbyte of Flash memory, DFSDM