GR >> AT28C040-20BC 
89601
AT28C040-20BC
Atmel
Quantity 20000
Packaging IC EEPROM 4MBIT 200NS 32CDIP
Description original&Quality new original
554608
AT28C040-20BC
Microchip Technology
Quantity 9000
Packaging IC EEPROM 4MBIT 200NS 32CDIP
Description original&Quality new original