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% ultra-low-power, digital humidity sensor with temperature sensor This product is an integrated humidity and temperature sensor that provides high accuracy measurements with very low power consumption in a small DFN package.
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Product details

Parameters

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Features

  • 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
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Description

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) Dec. 18, 2015
Technical article Interface to sensors in seconds with ASC Studio Nov. 12, 2020
Technical article Understanding tamper detection sensors Nov. 18, 2019
Technical article How to use boost converters in wireless sensor nodes Oct. 06, 2015
User guide HDC1050 Evaluation Module User's Guide (Rev. A) Jun. 26, 2015
Technical article Achieve extremely long battery life in wireless sensor nodes Jun. 18, 2015

Design & development

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

Software development

GUI FOR EVALUATION MODULE (EVM) Download
SNOC028F.ZIP (61513 KB)

Design tools & simulation

SIMULATION MODEL Download
SNAM174A.ZIP (25 KB) - IBIS Model

Reference designs

REFERENCE DESIGNS Download
Humidity & Temp Sensor Node for Sub-1GHz Star Networks Enabling 10+ Year Coin Cell Battery Life
TIDA-00484 The TIDA-00484 TI Design uses Texas Instruments' 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 (...)
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
Humidity & Temp Sensor Node for Star Networks Enabling 10+ Year Coin Cell Battery Life Ref Design
TIDA-00374 This TI Design uses Texas Instruments 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 (...)
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
Backlight and Smart Lighting Control by Ambient Light and Proximity Sensor Reference Design
TIDA-00373 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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document-generic Schematic document-generic User guide

CAD/CAE symbols

Package Pins Download
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Ordering & quality

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Support & training

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