GR >> X5163S8Z-2.7A 
287853
X5163S8Z-2.7A
Intersil
Quantity 18650
Packaging IC CPU SUPERV 16K EEPROM 8-SOIC
Description original&Quality new original
373205
X5163S8Z-2.7A
Intersil
Quantity 20000
Packaging IC CPU SUPERV 16K EEPROM 8-SOIC
Description original&Quality new original