• Serial Peripheral Interface (SPI) data transferprotocol 

• Memory array: 

  2M bits (256 Kbytes) of EEPROM 

  Page size: 256 bytes

  Additional Write lockable page

• Single supply voltage and high speed: 

  5 MHz （2.8V - 5.5V） 

• Random and sequential Read modes

• Write:
– Byte Write within 6 ms 

   Page Write within 6 ms 

   Partial Page Writes Allowed

• Write Protect: quarter, half or whole memoryarray 

• Operating temperature range: from -40℃ to85℃ 

• High-reliability

  Endurance: 1 Million Write Cycles 

  Data Retention: 100 Years 

• Enhanced ESD/Latch-up protection

  HBM 8000V 

• 8-lead SOP/TSSOP and WLCSP8 packages