DHT12 Humidity and Temperature Sensor

DHT12 Digital temperature and humidity sensor is a calibrated digital output record of temperature and humidity, DHT11 the upgrade product. Application-specific digital temperature and humidity sensor module and semiconductor ensure high reliability and excellent long-term stability.This is upgradation version of DHT11 humidity temperature sensor, fully downward compatible, more precise and add I2C interface.

Features:DHT12 Digital temperature and humidity sensor 

• Super compact size
• Super low power consumption
• Super low voltage operation
• Standard I2C and 1-wire interface.
• Semiconductor technology
• Sensing range
  • Temperature: -20 ~ +60 C
  • Humidity: 20-95 RH
• Humidity:
• Resolution: 0.1%RH
• Repeat: -+ 1%RH
• Precision 25C @ -+5RH
• Resolution: 0.1C
• Repeat: -+0.2C
• Precision: 25C @ -+0.5C
• Temperature:
• 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 use as 1-wire)