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DS1821

DS1821 Description

Programmable Digital Thermostat

DS1821 Description

IC THERMOMETER/STAT PROG 3-PR35

DS1821 Categories

Thermostatic Switches
Digital Thermometers & Thermostats

DS1821 Manufacturer

Maxim

DS1821 Datasheet (PDF)

DS1821 Datasheet
DS1821

DS1821 Price & Availability


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DS1821 Features

  • ±1.0°C accuracy from 0°C to +85°C
  • Measures temperatures from -55°C to +125°C (-67°F to +257°F)
  • 8-bit (expandable) resolution
  • Standalone thermostat functionality
  • Multiplexed data-line and open-drain thermostat output
  • Thermostatic settings are user-programmable and nonvolatile
  • 1-Wire interface requires only one port pin for communication
  • 3.6V to 5.5V operating range
  • 3-pin PR-35 (DS1821) and 208mil 8-pin SO (DS1821S) packages

DS1821 Parameters

Package8/SO.208
Package3/PR35
Output TypeDigital
Interface1-Wire® Non-Network
Accuracy±1°C
CategorySensors, Transducers
FamilyTemperature
Op. Range (°C)-55 to +125
Accuracy (±°C)1
Supply Voltage Range (V)3.6-5.5
Temp. Thresh. (°C)1, Prog. NV
Meas. Res. (Bits)8
Package / CaseTO-92-3 (Long Body), TO-226
Voltage - Supply2.7 V ~ 5.5 V
Sensing Temperature-55°C ~ 125°C
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Keywords
DS1821 Data Sheet DS1821 Spec DS1821 Application Notes DS1821 Distributor
DS1821 Circuit DS1821 Reference DS1821 PDF DS1821 RoHS