GR >> 24LC21TSN 
542352
24LC21T/SN
Microchip Technology
Quantity 9000
Packaging IC EEPROM 1KBIT 400KHZ 8SOIC
Description original&Quality new original
769667
24LC21T/SN
Microchip Technology
Quantity 20000
Packaging IC EEPROM 1KBIT 400KHZ 8SOIC
Description original&Quality new original