SPECIAL FEATURES
● 256-bit Electrically Erasable Programmable
     Read Only Memory (EEPROM)
     communicates with the economy of one
     signal plus ground
● EEPROM organized as one 256-bit page
● 64-bit one-time programmable application
   register is automatically write-protected after programming
● Reduces control, address, data, power, and programming signals to a single data pin
● 8-bit family code specifies DS1971 communications requirements to reader
● Reads and writes over a wide voltage range of 2.8V to 6.0V from -40°C to +85°C