Key Features

• Unique 1-Wire^® Interface requires only one port pin for communication
• Reduce component count with integrated temperature sensor and EEPROM
  • Measures temperatures from -55°C to +125°C (-67°F to +257°F)
  • ±0.5°C accuracy from -10°C to +85°C
  • Programmable resolution from 9 bits to 12 bits
  • No external components required
• Parasitic power mode requires only 2 pins for operation (DQ and GND)
• Simplifies distributed temperature-sensing applications with multidrop capability
  • Each device has a unique 64-bit serial code stored in on-board ROM
• Flexible, user-definable nonvolatile (NV) alarm settings with alarm search command identifies devices with temperatures outside programmed limits
• Available in 8-pin SO (150 mils), 8-pin µSOP, and 3-pin TO-92 packages