HDC1050 is not recommended for new designs.
This product continues to be in production to support existing customers. Please consider one of these alternatives:
Similar functionality to the compared device.
HDC2080 ACTIVE 2% RH ultra-low-power digital relative humidity sensor, interrupt/DRDY This product is an integrated humidity and temperature sensor that provides high accuracy measurements with very low power consumption in a small DFN package.

Product details

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  • Relative Humidity Accuracy ±3% (typical)
  • Temperature Accuracy ±0.2°C (typical)
  • 14 Bit Measurement Resolution
  • 100 nA Sleep Mode Current
  • Average Supply Current:
    • 710 nA @ 1sps, 11 bit RH Measurement
    • 1.3 µA @ 1sps, 11 bit RH and Temperature
      Measurement
  • Supply Voltage 2.7 V to 5.5 V
  • Small 3 mm × 3 mm Device Footprint
  • I2C Interface
  • Relative Humidity Accuracy ±3% (typical)
  • Temperature Accuracy ±0.2°C (typical)
  • 14 Bit Measurement Resolution
  • 100 nA Sleep Mode Current
  • Average Supply Current:
    • 710 nA @ 1sps, 11 bit RH Measurement
    • 1.3 µA @ 1sps, 11 bit RH and Temperature
      Measurement
  • Supply Voltage 2.7 V to 5.5 V
  • Small 3 mm × 3 mm Device Footprint
  • I2C Interface

The HDC1050 is a digital humidity sensor with integrated temperature sensor that provides excellent measurement accuracy at very low power. The HDC1050 operates over a wide supply range, and is a low cost, low power alternative to competitive solutions in a wide range of common applications. The humidity and temperature sensors are factory calibrated.

The HDC1050 is a digital humidity sensor with integrated temperature sensor that provides excellent measurement accuracy at very low power. The HDC1050 operates over a wide supply range, and is a low cost, low power alternative to competitive solutions in a wide range of common applications. The humidity and temperature sensors are factory calibrated.

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Technical documentation

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Type Title Date
* Data sheet HDC1050 Low Power, High Accuracy Digital Humidity Sensor with Temperature Sensor datasheet (Rev. C) 18 Dec 2015
Technical article Interface to sensors in seconds with ASC Studio 12 Nov 2020
Technical article Understanding tamper detection sensors 18 Nov 2019
Technical article How to use boost converters in wireless sensor nodes 06 Oct 2015
User guide HDC1050 Evaluation Module User's Guide (Rev. A) 26 Jun 2015
Technical article Achieve extremely long battery life in wireless sensor nodes 18 Jun 2015

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

GUI for evaluation module (EVM)

Sensing Solutions EVM GUI Tool v1.10.0 (Rev. F)

SNOC028F.ZIP (61513 KB)
Simulation model

HDC1050 IBIS Model (Rev. A)

SNAM174A.ZIP (25 KB) - IBIS Model
Reference designs

TIDA-00484 — Humidity & Temp Sensor Node for Sub-1GHz Star Networks Enabling 10+ Year Coin Cell Battery Life

This reference design uses our nano-power system timer, boost converter, SimpleLink™ ultra-low power Sub-1 GHz wireless microcontroller (MCU) platform and humidity sensing technologies to demonstrate an ultra-low power method to duty-cycle sensor end nodes leading to extremely long (...)
Reference designs

TIDA-00374 — Humidity & Temp Sensor Node for Star Networks Enabling 10+ Year Coin Cell Battery Life Ref Design

This reference design uses our nano-power system timer, SimpleLink™ ultra-low power wireless microcontroller (MCU) platform and humidity sensing technologies to demonstrate an ultra-low power method to duty-cycle sensor end nodes. These technologies lead to an extremely long battery (...)
Reference designs

TIDA-00373 — Backlight and Smart Lighting Control by Ambient Light and Proximity Sensor Reference Design

This system conserves power and extends backlight life by dynamically adjusting the backlight brightness relative to the environment's ambient light.  A capacitive proximity sensor wakes up the system when a user is close to save even more power.

 

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