FEATURES
§ § § § § § § § § § § § DS1631 and DS1631A Provide ±0.5°C Accuracy over a 0°C to +70°C Range DS1731 Provides ±1°C Accuracy over a -10°C to +85°C Range DS1631A Automatically Begins Taking Temperature Measurements at Power-Up Operating Temperature Range: -55°C to +125°C (-67°F to +257°F) Temperature Measurements Require No External Components Output Resolution is User-Selectable to 9, 10, 11, or 12 Bits Wide Power-Supply Range (+2.7V to +5.5V) Converts Temperature-to-Digital Word in 750ms (max) Multidrop Capability Simplifies Distributed Temperature-Sensing APPLICATIONS
Thermostatic Settings are User-Definable and Nonvolatile (NV) Data is Read/Written Through 2-Wire Serial Interface (SDA and SCL Pins) All Three Devices are Available in 8-Pin mSOP Packages and the DS1631 is Also Available in a 150mil SO package—see Table 1 for Ordering Information PIN CONFIGURATIONS SDA SCL TOUT GND 1 2 3 4 8 7 6 5 VDD A0 A1 A2 mSOP (DS1631U, DS1631AU, DS1731U) SDA SCL TOUT GND 1 2 3 4 8 7 6 5 VD...
Dallas
