Unique 1-Wire Interface Requires Only One Port Pin for Communication
Each Device has a Unique 64-Bit Serial Code Stored in an On-Board ROM
Multidrop Capability Simplifies Distributed Temperature-Sensing Applications
Requires No External Components
Can Be Powered from Data Line; Power Supply Range is 3.0V to 5.5V
Measures Temperatures from -55°C to +125°C (-67°F to +257°F)
±0.5°C Accuracy from -10°C to +85°C
Thermometer Resolution is User Selectable from 9 to 12 Bits
Converts Temperature to 12-Bit Digital Word in 750ms (Max)
User-Definable Nonvolatile (NV) Alarm Settings
Alarm Search Command Identifies and Addresses Devices Whose Temperature is Outside Programmed Limits (Temperature Alarm Condition)
Available in 8-Pin SO (150 mils), 8-Pin ?SOP, and 3-Pin TO-92 Packages
Software Compatible with the DS1822
Applications Include Thermostatic Controls, Industrial Systems, Consumer Products, Thermometers, or Any Thermally Sensitive System
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