New package type, which is WL-CSP, is lined up to the high-reliability EEPROMs. There are a variety of interface products available such as I²C BUS and SPI BUS for the small application (i.e. wireless LAN, Blue tooth, and so on). 
Feature
 
 
 
  -  Completely conforming to the world standard I²C BUS. All controls available by 2 ports of serial clock (SCL) and serial data (SDA)
 
  -  1.7V to 3.6V single power source action most suitable for battery use
 
  -  1.7V to 3.6V wide limit of action voltage, possible FAST MODE 400KHz action
 
  -  16byte page write mode useful for initial value write at factory shipment
 
  -  Auto erase and auto end function at data write
 
  -  Low current consumption
 
  -  Write mistake prevention function at low voltage
 
  -  Data rewrite up to 1,000,000 times
 
  -  Data kept for 40 years
 
  -  Noise filter built in SCL / SDA terminal
 
  -  Shipment data all address FFh