DHT11 Digital Temperature and Humidity Sensor Module

DHT11 is a digital temperature and humidity sensor and the module comes with inbuilt filtering capacitor and resistors to give accurate output value. The sensor has a dedicated NTC to measure temperature and an 8-bit microcontroller to output the value.

Specification

• Voltage supply: 3.5 to 5.5V
• Supply current: 0.3mA
• Stand by current: 60 µA
• Humidity range: 20 to 90%
• Temperature range: 0°C to 50°C
• Accuracy: ±1°C and ±1%

Pin Description

1. Vcc
2. Data
3. GND

Interface with Arduino