DHT 12 Temperature and Humidity Sensor
DHT12 is a simple, low-cost digital temperature and humidity sensor.
DHT12 is the upgraded version of DHT11 temperature and humidity sensor. It is more sensitive and has the I2C interface added.
● Compact size
● Low power consumption
● Standard I2C and 1-wire interface.
Detection range
● Temperature: -20 ~ +60°C
●Humidity: 20-95 RH
Humidity:
- Resolution: 0.1% RH
- Repeat: - + 1% RH
- Delicate 25C - + 5RH
Temperature:
- Resolution: 0.1°C
- Repeat: - + 0.2°C
- Sensitivity: 25°C - + 0.5°C
- Power: DC 2.7-5.5V
- Normal current 1mA
- Standby current 60uA
- Sample cycle:> 2 seconds
Pin interface:1. VDD 2. SDA 3. GND 4. SCL (connect to GND when used as 1-wire)
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