It has high - precision measurement performance, with built - in temperature compensation and linearization processing to ensure accurate and reliable measurement results.
The I²C interface is easy to connect to various microcontrollers and systems, and the communication speed is high.
It has a wide operating voltage range, which can be applied to different power supply systems.
The DFN - 8 package has a small size, which is suitable for applications with limited space.
It has the ability to resist interference and can work stably in harsh industrial environments.

Applications:

Industrial Automation: Used for environmental monitoring on production lines and equipment condition maintenance.
Smart Home: Such as temperature and humidity control for air conditioners and dehumidifiers.
Medical Equipment: For monitoring environmental parameters in ventilators, incubators, etc.
Cold Chain Logistics: For recording and alarming the temperature and humidity during cold - storage transportation.

Measurement Range - Temperature	-40°C to 125°C
Measurement Range - Humidity	0%RH to 100%RH
Accuracy - Temperature (Full Range)	Typ. ±0.1°C; Max. ±0.2°C
Accuracy - Humidity (20%RH-80%RH)	Typ. ±1.5%RH; Max. ±2%RH (Full Range)
Repeatability - Temperature (High-Repeatability Mode)	±0.05°C
Repeatability - Humidity (High-Repeatability Mode)	±0.1%RH
Response Time - Temperature	>2 seconds
Response Time - Humidity (τ63% Standard)	8 seconds
Operating Voltage	2.15V to 5.5V (compatible with 3.3V/5V systems)
Power Consumption - Single-Shot Mode	Typ. 1.5μA
Power Consumption - Periodic Mode (1Hz Sampling)	0.6mA
Communication Interface	I²C High-Speed (up to 1MHz); Configurable slave addresses (0x44 / 0x45)
Package Type	DFN-8 (2.5mm × 2.5mm × 0.9mm), surface-mount with polyimide protective film

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