GR >> 25LC640A-ESN 
543212
25LC640A-E/SN
Microchip Technology
Quantity 9000
Packaging IC EEPROM 64KBIT 10MHZ 8SOIC
Description original&Quality new original
768503
25LC640A-E/SN
Microchip Technology
Quantity 20000
Packaging IC EEPROM 64KBIT 10MHZ 8SOIC
Description original&Quality new original