RISC Microcontroller,
32-bit ARM Cortex M0 MCU, 50MHz, 128KB Flash, 100-Pin LQFP
NuMicro NUC220 128KB FLASH ARM Microcontroller, 31 I/Os, LQFP Package
NuMicro NUC220 LQFP 45-Pin ARM Microcontroller