RISC MICROCONTROLLER
Kinetis K 32-bit MCU, ARM Cortex-M4 core, 256KB Flash, 50MHz, MAPBGA 121
32-Bit RISC MCU, 50MHz, 256KB Flash, 32KB RAM, PBGA121
32-bit ARM Cortex M4 MCU, 50MHz, 256KB Flash, 121-BGA