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DS18B20 - Programmable Resolution 1-Wire Digital Thermometer

General Description

The DS18B20 Digital Thermometer provides 9 to 12-bit (configurable) temperature readings which indicate the temperature of the device.

Key Features

  • Unique 1-Wire interface requires only one port pin for communication Multidrop capability simplifies distributed temperature sensing.

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Datasheet Details

Part number DS18B20
Manufacturer Dallas Semiconductor
File Size 388.18 KB
Description Programmable Resolution 1-Wire Digital Thermometer
Datasheet download datasheet DS18B20 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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www.dalsemi.com FEATURES Unique 1-Wire interface requires only one port pin for communication 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 Zero standby power required Measures temperatures from -55°C to +125°C. Fahrenheit equivalent is -67°F to +257°F ±0.5°C accuracy from -10°C to +85°C Thermometer resolution is programmable from 9 to 12 bits Converts 12-bit temperature to digital word in 750 ms (max.