GR >> AT28HC64BF-12SU 
88411
AT28HC64BF-12SU
Atmel
Quantity 20000
Packaging IC EEPROM 64KBIT 120NS 28SOIC
Description original&Quality new original
555032
AT28HC64BF-12SU
Microchip Technology
Quantity 9000
Packaging IC EEPROM 64KBIT 120NS 28SOIC
Description original&Quality new original