AT >> AT93C57W-10SI 
90617
AT93C57W-10SI
Atmel
Quantity 20000
Packaging IC EEPROM 2KBIT 2MHZ 8SOIC
Description original&Quality new original
558588
AT93C57W-10SI
Microchip Technology
Quantity 9000
Packaging IC EEPROM 2KBIT 2MHZ 8SOIC
Description original&Quality new original