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AM2301A/DHT21 Digital Temperature and Humidity Sensor
$2.2900
In stock
SKU
SEN-10-096
Volume discounts:
- +50 2 % $2.2400
- +100 3 % $2.2200
- +300 4 % $2.1900
- +500 5 % $2.1700
- +1000 7 % $2.1400
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LM35DZ Temperature Sensor (Premium Original) Previous 
AM2301A/DHT21 Digital Temperature and Humidity Sensor is a composite temperature and humidity module with calibrated digital signal output. It provides stable measurement performance for environmental sensing applications. The sensor uses a standard 1-Wire interface for simple system integration. It is designed for reliable operation with fast response characteristics. This module is suitable for electronics and robotics projects that need temperature and humidity monitoring.
Features of AM2301A/DHT21 Digital Temperature and Humidity Sensor
- Calibrated digital output
- Temperature and humidity sensing
- 1-Wire interface
- Fast response time
- Wide operating range
- Low power consumption
Specifications of AM2301A/DHT21 Digital Temperature and Humidity Sensor
- Brand: Aosong
- Typical accuracy (% RH): 3
- Operating range (% RH): 0 to 99.9
- Humi response time(s): 5
- Operating range (C): -40~80
- Typical accuracy (C): 0.5
- Supply voltage(V): 3.3~5.5
- Temp response time(s): 5
- Interface: 1-Wire
How to Use AM2301A/DHT21 Digital Temperature and Humidity Sensor
- Connect the sensor using the 1-Wire interface.
- Apply a supply voltage within the specified range.
- Read temperature and humidity data from the digital output.
More Info
- Composite sensor for temperature and humidity measurement
- Digital signal output for system integration
| Interface Type | Digital |
|---|---|
| Operating Voltage (V) | 3.3 to 5.5 |
| Operating Current (mA) | 1.5 mA |
| Operating Temp (°C) | -40 to 80 |
| Output Type | Digital |
| Accuracy | 3 % RH, 0.5 °C |
| Resolution | 0.1% RH, 0.1 °C |
| Response Time | 5s |
| Measurement Range | 0 to 99.9 % RH, -40 to 80 °C |
| Environmental Parameter | Temperature And Humidity |
| Probe Type | Probe Style |
| Chipset | DHT21/AM2301A |
| Humidity Range | 0 to 99.9 |
| Relay Output | No |
| Humidity Accuracy | 3 |
| Protocols | 1-Wire |
| Temp Accuracy | 0.5 |
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