DS1920 - Maxim Integrated

DS1920 Temperature iButton

19-4886; Rev 8/09 SPECIAL FEATURES  Digital Thermometer Measures Temperatures from -55°C to +100°C in Typically 0.2s  Zero Standby Power  0.5°C Resolution, Digital Temperature Reading is Two’s Complement of °C Value  Access to Internal Counters Allows Increased Resolution Through Interpolation  Reduces control, Address, Data, and Power to a Single Data.

Features

 Digital Thermometer Measures Temperatures from -55°C to +100°C in Typically 0.2s
 Zero Standby Power
 0.5°C Resolution, Digital Temperature Reading is Two’s Complement of °C Value
 Access to Internal Counters Allows Increased Resolution Through Interpolation
 Reduces control, Address, Data, and Power to a Single Data Contact
 8-Bit Device-Generated CRC for Data Integrity
 8-Bit Family Code Specifies DS1920 Communications Requirements to Reader
 Special Command Set Allows User to Skip ROM Section and Perform Temperature Measurements Simultaneously for All Devices on the Bus
 2 Bytes o.