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