GR >> AT28BV64B-20SU 
88392
AT28BV64B-20SU
Atmel
Quantity 20000
Packaging IC EEPROM 64KBIT 200NS 28SOIC
Description original&Quality new original
554527
AT28BV64B-20SU
Microchip Technology
Quantity 9000
Packaging IC EEPROM 64KBIT 200NS 28SOIC
Description original&Quality new original