GR >> MK20DN512ZVMB10 
122801
MK20DN512ZVMB10
FREESCALE
Quantity 18650
Packaging QFN
Description original&Quality new original
472071
MK20DN512ZVMB10
NXP USA Inc.
Quantity 9000
Packaging IC MCU 32BIT 512KB FLASH 81BGA
Description original&Quality new original