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| PartNumber | HTU21D | HTU21D HTU21D HTU21D | HTU21D CLICK |
| Description | Temp Sensor Digital Serial (2-Wire, I2C) 6-Pin DFN - Tape and Reel (Alt: HTU21D) | Click board, humidity/temperature sensor, I2C, HTU21D, 3.3VDC | |
| Manufacturer | Measurement Specialties | - | - |
| Product Category | Moisture Sensors, Humidity | - | - |
| RoHS | Details | - | - |
| RH Range | 0 % to 100 % | - | - |
| RH Accuracy | 3 % | - | - |
| Mounting Style | SMD/SMT | - | - |
| Output Type | Digital | - | - |
| Interface Type | I2C | - | - |
| Resolution | 12 bit | - | - |
| Operating Supply Current | 10 mA | - | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Package / Case | DFN-EP-6 | - | - |
| Supply Voltage Max | 3.6 VDC | - | - |
| Supply Voltage Min | 1.5 VDC | - | - |
| Brand | Measurement Specialties | - | - |
| Description/Function | Humidity sensor with temperature output | - | - |
| Packaging | Reel | - | - |
| Product | Humidity Sensor | - | - |
| Series | HTU21D | - | - |
| Part # Aliases | HPP845E031R4 | - | - |