DHT22 Digital relative humidity & temperature sensor

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DHT22 output calibrated digital signal. It utilizes exclusive digital-signal-collecting-technique and humidity sensing technology, assuring its reliability and stability.
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Availability: In stock

Excl. Tax: €9.70 Incl. Tax: €11.83
18 available in ready-to-dispatch, upper quantity available in 4/7 days

Product Description


DHT22 digital temperature and humidity sensor AM2302.
AM2302 digital temperature and humidity sensor is a temperature and humidity combined sensor been calibrated digital signal output. Application-specific digital module acquisition technology and the temperature and humidity sensing technology, to ensure that products with high reliability and excellent long-term stability.
The sensor includes a capacitive humidity sensitive element and a NTC temperature measurement devices, and connected with a high-performance 8-bit microcontroller. The product has excellent quality, fast response, anti-interference ability, cost and other advantages.

Each AM2302 sensors are extremely accurate humidity calibration chamber for calibration. Calibration coefficients stored in the form of a program in OTP memory, internal sensor detection signal processing to call these calibration coefficients. The single wire serial interface, the system integration becomes simpler and quicker. The ultra-small size, low power consumption, signal transmission distance up to 20 meters, it is the best choice for a variety of applications and even the most demanding applications. The product is a 4-pin single row pin package. Convenient connection Special packages can be provided according to user needs.

For more info datasheet.

Additional Information

Additional Information

Output Type Digital
Input Voltage 3.3 V, 3.5 V
Terminals THT
Target PCB
Min Input Voltage N/A
Max Input Voltage N/A


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