AT >> AT49BV512-90JC 
90520
AT49BV512-90JC
Atmel
Quantity 20000
Packaging IC FLASH 512KBIT 90NS 32PLCC
Description original&Quality new original
556470
AT49BV512-90JC
Microchip Technology
Quantity 9000
Packaging IC FLASH 512KBIT 90NS 32PLCC
Description original&Quality new original