32-bit ARM Cortex-M4 MCU, 512KB Flash, 80MHz, 1.8V, PQFP-64
32-bit ARM Cortex-M4 MCU, 80MHz, 512KB Flash, 163KB RAM, 83 I/O
32-bit ARM Cortex-M4 MCU, 80MHz, 512KB Flash, 131KB RAM, PQFP-64
32-bit Cortex-M4 MCU, 80MHz, 512KB Flash, USB, DFSDM
32-bit ARM Cortex-M3 MCU, 512KB Flash, 32MHz, USB, 64-pin PQFP
