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DS18B20 from MAX,MAXIM - Dallas Semiconductor

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DS18B20

Manufacturer: MAX

High-Precision 1-Wire Digital Thermometer

Partnumber Manufacturer Quantity Availability
DS18B20 MAX 10000 In Stock

Description and Introduction

High-Precision 1-Wire Digital Thermometer The DS18B20 is a digital temperature sensor manufactured by Maxim Integrated (now part of Analog Devices). Here are its key specifications:  

- **Temperature Range**: -55°C to +125°C  
- **Accuracy**: ±0.5°C (from -10°C to +85°C)  
- **Resolution**: User-selectable from 9 to 12 bits (0.5°C, 0.25°C, 0.125°C, 0.0625°C)  
- **Supply Voltage**: 3.0V to 5.5V  
- **Communication Interface**: 1-Wire® bus  
- **Conversion Time**: 750ms (maximum at 12-bit resolution)  
- **Package Options**: TO-92, SOIC, µSOP  
- **Unique 64-bit Serial Code**: Each device has a factory-programmed ROM ID  
- **Parasitic Power Mode**: Can operate without an external power supply (using data line power)  
- **Applications**: Industrial controls, thermostats, consumer electronics, and environmental monitoring  

The DS18B20 is a programmable, high-precision digital thermometer with a wide operating range.

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