HDC1080 Humidity & Temperature Sensor

About this item

🌡️ HDC1080 Humidity & Temperature Sensor

💡 Accurate & Low-Power Digital Sensing

The HDC1080 is a high-accuracy, low-power digital humidity and temperature sensor with a wide operating range. Featuring I²C communication, it integrates easily into embedded systems and IoT applications.

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🛡️ Built-In Sensor Capabilities

• 📊 ±2% RH and ±0.2°C Accuracy
• 🔌 I²C Interface (100 kHz & 400 kHz)
• 💤 Low Power Consumption
• 🔧 Factory Calibrated
• 🌫️ Integrated Dew Point Measurement Support

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📦 Compact & Reliable

Available in a 2.1mm x 1.6mm DFN package, the HDC1080 is ideal for compact systems needing reliable environmental monitoring.

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🛠️ Applications

• 🏠 Smart HVAC and thermostats
• 📱 Mobile health and wearables
• 🧪 Data loggers and smart agriculture
• 🌍 Environmental sensors in IoT nodes
• 🧰 Industrial automation and control systems

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⚠️ Notes

• ✅ Power supply: 2.7V – 5.5V
• 📘 Internal 14-bit ADC for precise conversion
• 💡 Recommended PCB layout for noise reduction
• 📉 Humidity and temperature data via two I²C registers

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✨ Key Advantages

• 🧪 High resolution: 14-bit RH and temperature
• 💤 Ultra-low power (as low as 1 µA in sleep)
• 🛠️ Fully calibrated – ready for direct use
• 🔄 100% digital output – no external components
• 🔧 Supports multiple devices on the I²C bus

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🔗 Useful Links

• 📄 HDC1080 Datasheet (TI)
• 📘 Application Notes