Humidity and Temperature Sensor with DF11 I/O Connectors

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This module contains a Measurement Specialties HTU21D(F) Humidity and Temperature Sensor.

This sensor is a fully calibrated humidity and temperature sensor that can be used for weather stations or other environmental monitoring.


  • HTU21D(F) Humidity and Temperature Sensor
    • Humidity sensor
      • Range of 0-100% Relative Humidity
      • Selectable resolution of 8, 10, 11, or 12-bits
      • Measuring time is typically 2ms @ 8bits and 14ms @12-bits
    • Temperature sensor
      • Range of -40°C to +125°C
      • Selectable resolution of 11 to 14-bits
      • Accuracy of ±0.3°C
    • Fully calibrated
    • Low power consumption 450µA typical
    • Fast response time
  • +1.5V to +3.6V Input Voltage
  • Power management designed for very low standby power
  • Small Size: PCB is 20mm x 20mm (0.79" x 0.79")
  • Connector Options:
    • 10 Pin DF11 Male Connector to allow installation on an Engimusing Processor with DF11-10 I/O
    • 6 Pin DF11 Right Angle Male Connector for cable connection


  • Home automation
  • Environmental monitoring


HTU21D_DF11 Schematic
HTU21D_DF11 Eagle Files
HTU21D Data Sheet

Arduino IDE Examples:




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