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HTS221は、相対湿度および温度を出力する超小型センサです。センサ･エレメントおよびミックスド･シグナルASICを搭載しており、デジタル･シリアル･インタフェースを介して測定情報を出力します。
センサ･エレメントは、相対湿度の変化を検知できるポリマー誘電体平面コンデンサ構造で構成され、STの専用プロセスで生産されています。
HTS221の動作温度は、-40°Cから+120°Cです。パッケージはHLGAです。主な特徴
- 0 ~ 100%の相対湿度範囲
- 電源電圧: 1.7 ~ 3.6V
- 低消費電力: 2μA @ 1Hz ODR
- 1Hzから12.5Hzまでの出力データレート(ODR)を選択可
- 相対湿度感度: 0.004% rH/LSB
- 湿度測定精度: ± 3.5% rH、20 ~ +80% rH
- 温度測定精度: ± 0.5 °C、15 ~ +40 °C
- 内蔵16bit ADコンバータ
- 16bitの湿度および温度出力データ
- SPIおよびI²Cインタフェース
- 出荷時較正済み
- 小型パッケージ（2 x 2 x 0.9 mm）
- ECOPACK®準拠
ビデオ
This video on the SensorTile.box Pro Mode shows you how to use this IoT and wearable sensor development kit to create customized wireless applications using an STM32Cube function pack. Use-case on a Human Activity Recognition algorithm included.
Watch this short tutorial on the Expert mode of the SensorTile.box to learn how to use a graphical wizard to build programs without having to write any code.
開発環境
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画像 製品型番 製造者 概要 AWS IoT Core AWS AWS IoT Core is a managed cloud service that lets connected devices easily and securely interact with cloud applications and other devices AZURE Cloud Microsoft Microsoft Azure is an ever-expanding set of cloud services to help your organization meet your business challenges. It's the freedom to build, manage, and deploy applications on a massive, global network using your favorite tools and frameworks. Watson IoT Platform IBM IBM Watson IoT Platform is a managed, cloud-hosted service designed to make it simple to derive value from your Internet of Things devices. 製品型番AWS IoT Core is a managed cloud service that lets connected devices easily and securely interact with cloud applications and other devices
Microsoft Azure is an ever-expanding set of cloud services to help your organization meet your business challenges. It's the freedom to build, manage, and deploy applications on a massive, global network using your favorite tools and frameworks.
IBM Watson IoT Platform is a managed, cloud-hosted service designed to make it simple to derive value from your Internet of Things devices.
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画像 製品型番 製造者 概要 SensiBLE SensiEDGE Ready-to-use BLE System-on-Module packed with sensors, low power ARM® 32-bit Cortex®-M4 CPU and coin battery. Speed up IoT product development today! SensiBLE 2.0 SensiEDGE SensiBLE 2.0 SoM integrates a rechargeable Li-Ion battery, a variety of sensors, and a low power Cortex M0 core that executes Bluetooth protocols. 
SensiBLE 2.1 SensiEDGE SensiBLE 2.1 SoM integrates a rechargeable Li-Ion battery, a variety of sensors, and a low power Cortex M0 core that executes Bluetooth protocols. SensiSUB SensiEDGE Connecting low-power SUB 1GHZ RF transceiver to the Cloud with fully customisable sensors, ARM® 32-bit Cortex®-M4 CPU and coin battery. Temp&Hum click MikroElektronika Temp&Hum click carries ST's HTS221 temperature and relative humidity sensor. Its temperature measurement accuracy is ±1°C within a 0-60°C range. 製品型番Ready-to-use BLE System-on-Module packed with sensors, low power ARM® 32-bit Cortex®-M4 CPU and coin battery. Speed up IoT product development today!
SensiBLE 2.0 SoM integrates a rechargeable Li-Ion battery, a variety of sensors, and a low power Cortex M0 core that executes Bluetooth protocols.
SensiBLE 2.1 SoM integrates a rechargeable Li-Ion battery, a variety of sensors, and a low power Cortex M0 core that executes Bluetooth protocols.
Connecting low-power SUB 1GHZ RF transceiver to the Cloud with fully customisable sensors, ARM® 32-bit Cortex®-M4 CPU and coin battery.
Temp&Hum click carries ST's HTS221 temperature and relative humidity sensor. Its temperature measurement accuracy is ±1°C within a 0-60°C range.
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画像 製品型番 製造者 概要 
X-NUCLEO-IKS01A1 ST Motion MEMS and environmental sensor expansion board for STM32 Nucleo 
X-NUCLEO-IKS01A2 ST Motion MEMS and environmental sensor expansion board for STM32 Nucleo 
X-NUCLEO-IKS01A3 ST Motion MEMS and environmental sensor expansion board for STM32 Nucleo 製品型番Motion MEMS and environmental sensor expansion board for STM32 Nucleo
Motion MEMS and environmental sensor expansion board for STM32 Nucleo
Motion MEMS and environmental sensor expansion board for STM32 Nucleo
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ソフトウェア製品
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画像 製品型番 製造者 概要 
X-CUBE-MEMS-XT1 ST Sensor and DSP algorithm software expansion for STM32Cube 
X-CUBE-MEMS1 ST Sensor and motion algorithm software expansion for STM32Cube 製品型番Sensor and DSP algorithm software expansion for STM32Cube
Sensor and motion algorithm software expansion for STM32Cube
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画像 製品型番 製造者 概要 AndroidHAL-IIO ST Android sensor HAL for MEMS motion and environmental sensors (Industrial I/O framework) AndroidHALInput ST Android sensor HAL for MEMS motion and environmental sensors (Input framework) C-Driver-MEMS ST Standard C platform-independent drivers for MEMS motion and environmental sensors LinuxDriverIIO ST Linux device drivers for MEMS motion and environmental sensors (Industrial I/O framework) LinuxDriverInput ST Linux device drivers for MEMS motion and environmental sensors (Input framework) 製品型番Android sensor HAL for MEMS motion and environmental sensors (Industrial I/O framework)
Android sensor HAL for MEMS motion and environmental sensors (Input framework)
Standard C platform-independent drivers for MEMS motion and environmental sensors
Linux device drivers for MEMS motion and environmental sensors (Industrial I/O framework)
Linux device drivers for MEMS motion and environmental sensors (Input framework)
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評価ツール
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画像 製品型番 製造者 概要 
STDES-MKI128V7 ST Smart MEMS Multi-sensor module 
STEVAL-MKI141V2 ST HTS221 humidity sensor adapter board for standard DIL24 socket (full pinout) 
STEVAL-MKSBOX1V1 ST SensorTile.box wireless multi sensor development kit with user friendly app for IoT and wearable sensor applications 
STEVAL-SMARTAG1 ST NFC Dynamic Tag sensor node evaluation board 
STREF-MKI128V6 ST Smart MEMS Multi-sensor module 製品型番Smart MEMS Multi-sensor module
HTS221 humidity sensor adapter board for standard DIL24 socket (full pinout)
SensorTile.box wireless multi sensor development kit with user friendly app for IoT and wearable sensor applications
NFC Dynamic Tag sensor node evaluation board
Smart MEMS Multi-sensor module
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画像 製品型番 製造者 概要 
STEVAL-BCN002V1B ST BlueTile - Bluetooth LE enabled sensor node development kit 
STEVAL-BFA001V1B ST Predictive maintenance kit with sensors and IO-Link capability 
STEVAL-IDI001V1 ST A premium developer's tool for sensor hub applications 
STEVAL-MKI187V1 ST ArgonKey mezzanine board based on different ST sensors 製品型番BlueTile - Bluetooth LE enabled sensor node development kit
Predictive maintenance kit with sensors and IO-Link capability
A premium developer's tool for sensor hub applications
ArgonKey mezzanine board based on different ST sensors
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サポート & アプリケーション
品質 & 信頼性
| 製品型番 | Marketing Status | パッケージ | RoHSコンプライアンスグレード | 材料宣誓書** |
|---|---|---|---|---|
| HTS221TR |
量産中
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HLGA-6L 2X2X0.9 | Ecopack2 |
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HTS221TR
Package:
HLGA-6L 2X2X0.9Material Declaration**:
(**) st.comで提供している材料宣誓書は、パッケージ･ファミリ内で最も一般的に使用されているパッケージに基づく汎用ドキュメントの場合があります。そのため、特定の製品では100%正確ではない可能性があります。特定の製品情報については、セールスサポートまでお問い合わせください
サンプル & 購入
| 製品型番 | 販売代理店からオーダー | STからオーダー | 製品ステータス | ECCN (US) | ECCN (EU) | 梱包タイプ | パッケージ | 温度（℃） | Country of Origin | Budgetary Price (US$)*/Qty | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 最小 | 最大 | |||||||||||
| HTS221TR | 6 distributors | サンプル & 購入 購入 |
量産中
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EAR99 | NEC | Tape And Reel | HLGA-6L 2X2X0.9 | -40 | 120 | MALTA | 1.4 / 1k | |
（*）概算用の希望小売単価（US$）です。現地通貨でのお見積りについては、STのセールス･オフィスまたは販売代理店までお問い合わせください。
