GY SHT21 High Precision Temperature and Humidity Sensor Module

Description and specifications

Measure the relative humidity and temperature with this module that incorporates the SHT21 sensor, a pre-calibrated precision sensor with variable resolution and low power consumption. In addition to detection capabilities, this tiny chip also has an analog-to-digital converter, OTP memory and a digital processing unit.

• Relative Humidity Measurement:
  • 8/12 bits resistor
  • Accuracy +/- 2%
  • Response Time: 8s
• Temperature measurement:
  • 12/14 bit resolution
  • Accuracy +/- 0.3^oC
  • Response Time: 5-30s
• Optimal power supply voltage: 3 V (minimum 2.1 V maximum 3.6 V)
• Power consumption: max. 1.2 μW in sleep mode, max. 1 mW on measurement
• interfaces:
  • I2C
  • Digital - 2 wires

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