Description: 1. The DHT22 is a popular digital temperature and humidity sensor based on the Sensirion SHTC3 chip. It comes in a compact size of 40.6mm x 5mm x 5mm. 2. This sensor features a high measurement accuracy with a temperature range from -40°C to +80°C and humidity range from 0% to 100%. It uses the One-Wire Interface for communication, making it easy to connect with microcontrollers like Arduino. 3. The DHT22 sensor has a sampling time of around 2 seconds and can be used in various applications such as weather stations, home automation systems, and industrial monitoring. 4. It offers excellent long-term stability and low power consumption, making it an ideal choice for battery-powered projects or remote installations. 5. The sensor's measurements are provided as temperature and humidity values in degrees Celsius and percentage respectively, which is easy to interpret for users. 6. The DHT22 sensor has a built-in temperature and humidity compensation mechanism that ensures accurate re
| Specification | Details |
|---|---|
| Operating Voltage | 3.3V to 5.5V |
| Power Consumption | 0.15mA (Typical) |
| Accuracy | ±2°C (Temperature) |
| Resolution | 1°C (Temperature) |
| Response Time | 2 seconds (Typical) |
| Interface | Digital (Single wire I²C compatible) |
| Dimensions | 15mm x 12mm x 5mm (L x W x H) |
| Weight | 1.7g |
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