32-bit ARM Cortex-M3 MCU, 32MHz, 512KB Flash, 80KB RAM, LQFP
32-bit ARM Cortex-M3 MCU, 512KB Flash, 24MHz, 83 I/O, PQFP-100
32-bit ARM Cortex-M3 MCU, 512KB Flash, 32MHz, 83 I/O, Industrial
32-bit ARM Cortex-M3 MCU, 512KB Flash, 32MHz, 83 I/O, PQFP-100