32-bit ARM Cortex-M3 MCU, 64KB Flash, 24MHz, LQFP, 37 I/O
32-bit ARM Cortex-M3 MCU, 24MHz, 64KB Flash, 8KB RAM, LQFP
32-bit ARM Cortex-M3 Microcontroller, 64KB FLASH, 8KB RAM, LQFP Package