MK21FX512 Series
| Mfr.Part# | Description | Manufacturer | In Stock | Operation |
| MK21FX512VLQ12 | IC MCU 32BIT 512KB FLASH 144LQFP | Freescale Semiconductor | 2570 |
|
| MK21FX512VMD12 | IC MCU 32BIT 512KB FLASH 144LBGA | Freescale Semiconductor | 6608 |
|
| MK21FX512AVMC12 | IC MCU 32B 512KB FLASH 121MAPBGA | NXP USA Inc. | 7994 |
|