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HDC1080

ACTIVE

2% RH low-power digital relative humidity sensor

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Data sheet

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Same functionality with different pin-out to the compared device
HDC2080 ACTIVE 2% RH ultra-low-power digital relative humidity sensor, interrupt/DRDY Better accuracy (±2 %RH) and similar package pinout
HDC3020 ACTIVE 0.5% RH digital humidity sensor, 0.19% long-term drift, 400 nA, 4-sec response time, NIST traceable Higher accuracy (±0.5 %RH) in smaller BGA package (2.5 mm × 2.5 mm)
HDC3021 ACTIVE 0.5% RH digital humidity sensor with removable tape cover Higher accuracy (±0.5 %RH) in smaller QFN with removable tape for conformal coating
NEW HDC3022 ACTIVE 0.5% RH digital humidity sensor with permanent IP67 filter Higher accuracy (±0.5 %RH) in smaller QFN package with permanent IP67 filter

HDC1080

ACTIVE
Data sheet Order now

Product details

Relative humidity accuracy (typ) (%RH) ±2 Temperature accuracy (typ) (°C) ±0.2 Relative humidity operating range (typ) (%RH) 0 to 100 Supply voltage (min) (V) 2.7 Supply voltage (max) (V) 5.5 Average supply current (typ) (A) 1.2 at 1 sample/sec Operating temperature range (°C) -40 to 125 Interface type I2C Rating Catalog
Relative humidity accuracy (typ) (%RH) ±2 Temperature accuracy (typ) (°C) ±0.2 Relative humidity operating range (typ) (%RH) 0 to 100 Supply voltage (min) (V) 2.7 Supply voltage (max) (V) 5.5 Average supply current (typ) (A) 1.2 at 1 sample/sec Operating temperature range (°C) -40 to 125 Interface type I2C Rating Catalog
WSON (DMB) 6 9 mm² 3 x 3
  • Relative Humidity Accuracy ±2% (typical)
  • Temperature Accuracy ±0.2°C (typical)
  • Excellent Stability at High Humidity
  • 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 ±2% (typical)
  • Temperature Accuracy ±0.2°C (typical)
  • Excellent Stability at High Humidity
  • 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 HDC1080 is a digital humidity sensor with integrated temperature sensor that provides excellent measurement accuracy at very low power. The HDC1080 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 HDC1080 is a digital humidity sensor with integrated temperature sensor that provides excellent measurement accuracy at very low power. The HDC1080 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 HDC1080 Low Power, High Accuracy Digital Humidity Sensor with Temperature Sensor datasheet (Rev. A) PDF | HTML 14 Jan 2016
Application note Is a Protective Cover Needed for Humidity Sensors? PDF | HTML 21 Apr 2021
Technical article Interface to sensors in seconds with ASC Studio 12 Nov 2020
Technical article Understanding tamper detection sensors 18 Nov 2019
Application note Humidity Sensor: Storage and Handling Guidelines 28 Aug 2017
Application note Optimizing Placement and Routing for Humidity Sensors (Rev. A) 06 Mar 2017
Technical article Industrial stack lights get smarter with LEDs 09 Aug 2016
Technical article 2-wire 4-20mA transmitters: Controlling 2-Wire Transmitter Outputs with Externally Powered Sources (Part 4) 24 Feb 2015

Design & development

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

Evaluation board

HDC1080EVM — HDC1080 low-power humidity and temperature sensor evaluation module

The HDC1080EVM evaluation kit is a plug and play system to test and evaluate the HDC1080 humidity and temperature sensor. The EVM utilizes a USB interface for control and data streaming, and can be to plugged into a PC USB port. With the simple GUI, humidity and temperature measurements can be (...)

User guide: PDF
Not available on TI.com
Code example or demo

SNAC076 — HDC1080 Arduino Example Code v1.0

Supported products & hardware

Supported products & hardware

Products
Humidity sensors
HDC1080 — 2% RH low-power digital relative humidity sensor
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Simulation model

HDC1080 IBIS Model

SNAM192.ZIP (25 KB) - IBIS Model
Download
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Reference designs

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