AT >> AT24C512B-PU 
91442
AT24C512B-PU
Atmel
Quantity 20000
Packaging IC EEPROM 512KBIT 1MHZ 8DIP
Description original&Quality new original
553058
AT24C512B-PU
Microchip Technology
Quantity 9000
Packaging IC EEPROM 512KBIT 1MHZ 8DIP
Description original&Quality new original