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The AHT20 is a temperature and humidity sensor that is both accurate and affordable. It has a high-quality MEMS semiconductor capacitive humidity sensor element and a standard I2C interface, which allows it to be used with a wide range of voltage supplies (between 2V and 5V). This sensor is able to function consistently in harsh environments and has a temperature measurement range of -40C to 85C. It can be utilized for various applications such as monitoring the temperature and humidity in home electronics and automobiles.
Key Features

Digital output, I2C interface

Excellent long-term stability

Quick response and strong anti-interference ability

Specifications

AHT20 Chip Parameters: RelativeHumidity

Resolution: 0.024 %RH

Accuracy Error: +-2% RH

Repeatability: +-0.1 %RH

Hysteresis: +-1 %RH

Non-linear: +-0.1 %RH

Response Time: 8S

Operating Range: 0~100 %RH

Long-term Drift: 0.5 %RH/yr

Temperature

Resolution: 0.01C

Accuracy Error: +-0.3C

Repeatability: +-0.1C

Hysteresis: +-0.1C

Response Time: minimum 5S, maximum 30S

Operating Range: -40~85C

Long-term Drift: 0.04C/yr

Connection Diagram

Package Contents

Fermion: AHT20 Temperature and Humidity Sensorx1

2.54-4P Black Single-row Pin Header x1