SNAS672A November 2015  – January 2016 HDC1080

PRODUCTION DATA. 

  1. Features
  2. Applications
  3. Description
  4. Revision History
  5. Pin Configuration and Functions
  6. Specifications
    1. 6.1Absolute Maximum Ratings
    2. 6.2ESD Ratings
    3. 6.3Recommended Operating Conditions
    4. 6.4Thermal Information
    5. 6.5Electrical Characteristics
    6. 6.6I2C Interface Electrical Characteristics
    7. 6.7 I2C Interface Timing Requirements
    8. 6.8Typical Characteristics
  7. Detailed Description
    1. 7.1Overview
    2. 7.2Functional Block Diagram
    3. 7.3Feature Description
      1. 7.3.1Power Consumption
      2. 7.3.2Voltage Supply Monitoring
      3. 7.3.3Heater
    4. 7.4Device Functional Modes
    5. 7.5Programming
      1. 7.5.1I2C Interface
        1. 7.5.1.1Serial Bus Address
        2. 7.5.1.2Read and Write Operations
        3. 7.5.1.3Device Measurement Configuration
    6. 7.6Register Map
      1. 7.6.1Temperature Register
      2. 7.6.2Humidity Register
      3. 7.6.3Configuration Register
      4. 7.6.4Serial Number Registers
      5. 7.6.5Manufacturer ID Register
      6. 7.6.6Device Register ID
  8. Application and Implementation
    1. 8.1Application Information
    2. 8.2Typical Application
      1. 8.2.1Design Requirements
      2. 8.2.2Detailed Design Procedure
      3. 8.2.3Application Curve
    3. 8.3Implementation and Usage Recommendations
      1. 8.3.1Soldering
      2. 8.3.2Chemical Exposure and Sensor Protection
      3. 8.3.3High Temperature and Humidity Exposure
  9. Power Supply Recommendations
  10. 10Layout
    1. 10.1Layout Guidelines
    2. 10.2Layout Example
  11. 11Device and Documentation Support
    1. 11.1Documentation Support
      1. 11.1.1Related Documentation
    2. 11.2Community Resources
    3. 11.3Trademarks
    4. 11.4Electrostatic Discharge Caution
    5. 11.5Glossary
  12. 12Mechanical, Packaging, and Orderable Information

1 Features

  • 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 x 3 mm Device Footprint
  • I2C Interface

2 Applications

  • HVAC
  • Smart Thermostats and Room Monitors
  • White Goods
  • Printers
  • Handheld Meters
  • Medical Devices
  • Wireless Sensor (TIDA: 00374, 00484, 00524)

3 Description

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.

Device Information (1)

PART NUMBERPACKAGEBODY SIZE (NOM)
HDC1080PWSON (6-pin) DMB3.00 mm x 3.00 mm
  1. For all available packages, see the orderable addendum at the end of the datasheet.

Typical Application

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