AT >> AT24C512BY7-YH-T 
91488
AT24C512BY7-YH-T
Atmel
Quantity 20000
Packaging IC EEPROM 512KBIT 1MHZ 8SAP
Description original&Quality new original
553069
AT24C512BY7-YH-T
Microchip Technology
Quantity 9000
Packaging IC EEPROM 512KBIT 1MHZ 8SAP
Description original&Quality new original