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DS18B20 1-Wire Temp
DS18B20
Analog Devicessensor environment
The DS18B20 is a digital thermometer that measures temperature from -55°C to +125°C with user-selectable resolution. It communicates via a single data line (1-Wire bus) and can be powered directly from this line, eliminating the need for an external power supply.
In stock
Specifications
10- Operating Voltage
- 3.0 V
- Operating Voltage
- 5.5 V
- Temperature Range
- -55 °C
- Temperature Range
- +125 °C
- Accuracy
- ±0.5 °C
- Accuracy Range
- -10 °C
- Accuracy Range
- +85 °C
- Resolution
- 9 to 12 bits
- Interface
- 1-Wire
- Package
- TO-92, SO, µSOP
Pinout
4| Pin | Name | Functions | Notes |
|---|---|---|---|
| 3 | VDD | POWER | Optional VDD. Must be grounded for parasite power mode. |
| 2 | DQ | GPIOADCI2CSPIUART | Data Input/Output. Open-drain 1-Wire interface pin. Also provides power in parasite power mode. |
| 1 | GND | GND | Ground |
| 1, 2, 6, 7, 8 | N.C. | — | No Connection |
Interactive pinout
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DS18B20
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