The DHT22 AM2302 Sensor is a digital temperature and humidity sensor designed for accurate environmental monitoring in electronic and embedded systems. It combines a capacitive humidity sensing element with a temperature sensor and provides calibrated measurements through a digital output. With its wide temperature and humidity measuring range, good accuracy and simple interface, it is suitable for Arduino, Raspberry Pi, IoT, weather monitoring and automation projects.

Technical Features:

• Sensor Type: Digital Temperature and Humidity Sensor
• Model: DHT22 / AM2302
• Operating Voltage: 3.3V to 5.5V DC
• Humidity Range: 0% to 100% RH
• Humidity Accuracy: ±2% RH typical, up to ±5% RH
• Temperature Range: -40°C to +80°C
• Temperature Accuracy: ±0.5°C
• Resolution: 0.1°C / 0.1% RH
• Output Type: Calibrated Digital Signal
• Sampling Interval: Approximately 2 seconds
• Number of Pins: 4

Features:

• Measures both temperature and relative humidity
• Wide operating and measurement range
• Factory-calibrated digital output
• Good long-term measurement stability
• Low power consumption
• Simple interface with microcontrollers
• Suitable for breadboard and PCB integration

Applications:

• Weather monitoring systems
• IoT environmental monitoring
• Arduino and Raspberry Pi projects
• Home automation systems
• Greenhouse monitoring
• HVAC and climate control systems
• Temperature and humidity data loggers
• Educational and DIY electronics projects