GR >> AT28HC256E-90SU 
88433
AT28HC256E-90SU
Atmel
Quantity 20000
Packaging IC EEPROM 256KBIT 90NS 28SOIC
Description original&Quality new original
554948
AT28HC256E-90SU
Microchip Technology
Quantity 9000
Packaging IC EEPROM 256KBIT 90NS 28SOIC
Description original&Quality new original