GR >> AT28BV64B-20SI 
88781
AT28BV64B-20SI
Atmel
Quantity 20000
Packaging IC EEPROM 64KBIT 200NS 28SOIC
Description original&Quality new original
554526
AT28BV64B-20SI
Microchip Technology
Quantity 9000
Packaging IC EEPROM 64KBIT 200NS 28SOIC
Description original&Quality new original