Part Number
|
18B20 |
Manufacturer
|
Dallas Semiconductor |
Description
|
DS18B20 |
Published
|
May 12, 2009 |
Detailed Description
|
Click here for production status of specific part numbers.
DS18B20
Programmable Resolution 1-Wire Digital Thermometer
...
|
Datasheet
|
18B20
|
Overview
Click here for production status of specific part numbers.
DS18B20
Programmable Resolution 1-Wire Digital Thermometer
General Description
The DS18B20 digital thermometer provides 9-bit to 12-bit Celsius temperature measurements and has an alarm function with nonvolatile user-programmable upper and lower trigger points.
The DS18B20 communicates over a 1-Wire bus that by definition requires only one data line (and ground) for communication with a central microprocessor.
In addition, the DS18B20 can derive power directly from the data line (“parasite power”), eliminating the need for an external power supply.
Each DS18B20 has a unique 64-bit serial code, which allows multiple DS18B20s to func...
Similar Datasheet