GR >> AT28C256-20JI 
89620
AT28C256-20JI
Atmel
Quantity 20000
Packaging IC EEPROM 256KBIT 200NS 32PLCC
Description original&Quality new original
554701
AT28C256-20JI
Microchip Technology
Quantity 9000
Packaging IC EEPROM 256KBIT 200NS 32PLCC
Description original&Quality new original