32-bit ARM Cortex-M4 MCU, 168MHz, 1MB Flash, 192KB RAM, LQFP
32-bit ARM Cortex-M4 MCU, 168MHz, 1MB Flash, LQFP, 82 I/O
32-bit ARM Cortex-M4 MCU, 168MHz, 512KB Flash, 192KB RAM, 72 I/O
32-bit ARM Cortex-M4 MCU, 1MB Flash, 168MHz, LQFP