32-bit ARM Cortex M4 MCU, 512KB Flash, 80-Pin LQFP
32-bit ARM Cortex-M4 MCU, 512KB Flash, 50MHz, USB, 80-Pin QFP
32-bit ARM Cortex M4 MCU, 512KB Flash, 64-Pin LQFP
FLASH, 50MHz, RISC MICROCONTROLLER, PQFP80