GR >> AT28BV64B-25SI 
89576
AT28BV64B-25SI
Atmel
Quantity 20000
Packaging IC EEPROM 64KBIT 250NS 28SOIC
Description original&Quality new original
554534
AT28BV64B-25SI
Microchip Technology
Quantity 9000
Packaging IC EEPROM 64KBIT 250NS 28SOIC
Description original&Quality new original