HTS221TR The STMicroelectronics HTS221TR is a humidity and temperature sensor with an I2C/SPI interface. It operates from 1.7V to 3.6V and offers ±4.5% RH accuracy.
Mfr Part #:

HTS221TR

Available from 4 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The STMicroelectronics HTS221TR is a humidity and temperature sensor with an I2C/SPI interface. It operates from 1.7V to 3.6V and offers ±4.5% RH accuracy.
Total Stock: 44,510 pcs
$ Price Range: $1.50

HTS221TR Available from 4 distributors

Authorised
Non-Authorised

HTS221TR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Accuracy
Humidity Range
Mounting Type
Operating Temperature
Output
Output Type
Response Time
Sensor Type
Supplier Device Package
Tape & Reel
Voltage

HTS221TR Description

Short technical summary and product information.

The STMicroelectronics HTS221TR is a digital humidity and temperature sensor designed for various applications. It provides both I2C and SPI output interfaces, allowing for flexible integration into embedded systems. The sensor operates within a wide voltage range of 1.7V to 3.6V, making it suitable for low-power devices.

 

Key specifications include a humidity measurement range of 0 to 100% RH with an accuracy of ±4.5% RH. The temperature operating range is from -40°C to 120°C. The sensor provides a 16-bit output resolution for both humidity and temperature readings.

 

This component is supplied in a compact 6-HLGA (2x2) package and is designed for surface mounting. Its robust specifications and small form factor make it ideal for applications requiring precise environmental monitoring.

HTS221TR Quick Information

Product Type: Humidity, Temperature Sensor
Canonical Name: HTS221TR Humidity and Temperature Sensor
Subcategory: Temperature Sensor

HTS221TR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

HTS221TR Estimated Pricing

Qty Low High
1+ $1.50 $1.50

Estimated market price range - modelled values for guidance only, not live distributor offers.

HTS221TR Features

  • Measures humidity and temperature.
  • I2C and SPI output interfaces.
  • Wide operating voltage range.
  • High accuracy humidity sensing.
  • Compact surface mount package.

HTS221TR Applications

  • Environmental monitoring systems.
  • HVAC control applications.
  • Weather stations.
  • Consumer electronics devices.

HTS221TR FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the HTS221TR?

-40°C to 120°C

What output interfaces does the HTS221TR support?

I2C and SPI

What is the operating voltage for the HTS221TR?

1.7V to 3.6V

What is the accuracy of the HTS221TR for humidity measurements?

±4.5% RH

What is the response time of the HTS221TR?

10 s

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