DS1731
FEATURES
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- - 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 ponents 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 m SOP 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 m SOP (DS1631U, DS1631AU, DS1731U)
SDA SCL TOUT GND
1 2 3 4 8 7 6...
