DS1923-F5

DS1923 Hygrochron Temperature/Humidity Logger iButton with 8kB Data Log Memory www.maxim-ic.com SPECIAL FEATURES § § § § § § § § § § § § § § § § § Digital Hygrometer Measures Humidity with 8-Bit (0.6%RH) or 12-Bit (0.04%RH) Resolution Operating Range: -20 to +85°C; 0 to 100%RH (see Safe Operating Range) Automatically Wakes Up, Measures Temperature and/or Humidity and Stores Values in 8kB of Datalog Memory in 8- or 16-Bit Format Digital Thermometer Measures Temperature with 8-Bit (0.5°C) or 11-Bit (0.0625°C) Resolution Temperature Accuracy Better than ±0.5°C from -10°C to +65°C with Software Correction Built-in Humidity Sensor for Simultaneous Temperature and Humidity Logging Capacitive Polymer Humidity-Sensing Element Hydrophobic Filter Protects Sensor Against Dust, Dirt, Water, and Contaminants Sampling Rate from 1s up to 273hrs Programmable Recording Start Delay After Elapsed Time or Upon a Temperature Alarm Trip Point Programmable High and Low Trip Points for Temperature and Humidity Alarms Quick Access to Alarmed Devices Through 1-WireÒ Conditional Search Function 512 Bytes of General-Purpose Memory Plus 64 Bytes of Calibration Memory Two-Level Password Protection of All Memory and Configuration Registers Communicates to Host with a Single Digital Signal at Up to 15.4kbps at Standard Speed or Up to 125kbps in Overdrive Mode Using 1-Wire Protocol Individually Calibrated in a NIST-Traceable Chamber Calibration Coefficients for Temperature and Humidity Factory Programmed in...