Sensirion – SHTW2: Ultra Small Digital Humidity Sensor

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The SHTW2 is based on Sensirion’s CMOSens® technology, which offers a complete sensor system on a single chip, consisting of a capacitive humidity sensor, a band-gap temperature sensor, analog and digital signal processing, A/D converter, calibration data memory, and a digital communication interface supporting I2C fast mode. The humidity sensor covers a humidity measurement range of 0% to 100% RH and a temperature measurement range of -30°C to +100°C with a typical accuracy of ±3% RH and ±0.4°C.

FEATURES
• 1.3 x 0.7 x 0.5mm3 flip chip package
• ±3% RH and ±0.4°C typical accuracy
• Power-up and measurement within 1ms
• I²C interface
• Fully calibrated and reflow solderable
• Ultra low power consumption
• 1.8V supply voltage
• 2µW power consumption

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