GR >> 25LC512-EMF 
543194
25LC512-E/MF
Microchip Technology
Quantity 9000
Packaging IC EEPROM 512KBIT 20MHZ 8DFN
Description original&Quality new original
771005
25LC512-E/MF
Microchip Technology
Quantity 20000
Packaging IC EEPROM 512KBIT 20MHZ 8DFN
Description original&Quality new original