AT >> AT49F512-55JU 
91212
AT49F512-55JU
Atmel
Quantity 20000
Packaging IC FLASH 512KBIT 55NS 32PLCC
Description original&Quality new original
556874
AT49F512-55JU
Microchip Technology
Quantity 9000
Packaging IC FLASH 512KBIT 55NS 32PLCC
Description original&Quality new original