Single chip integrated temperature and humidity sensor Key benefits Simplified design with a single chip that provides both temperature and humidity sensing, reducing BOM count and PCB footprint. Fast and reliable data exchange via I2C up to 1 MHz, enabling responsive sensing in real time. Flexible bus configuration with two user selectable I2C addresses, making it easy to deploy multiple sensors on the same bus without address conflicts. Calibrated performance across the full temperature and humidity range with digital output and builtin temperature compensation for accurate, repeatable readings. What it offers Functionality: Combines temperature and humidity sensing in a compact, singlechip package with digital output. Compatibility: I2C interface compatible with common microcontrollers and embedded systems; supports standard I2C peripherals. Size and integration: Designed as a single chip for a compact footprint, suitable for spaceconstrained devices and consumer or industrial applications. Performance: Calibrated measurements with temperature compensation to deliver stable, precise readings suitable for control and monitoring tasks. Technical highlights Interface: I2C with support for communication up to 1 MHz. Addressing: Two user selectable I2C addresses to enable easy expansion on a shared bus. Output: Digital temperature and humidity data with full calibration and temperature compensation. Typical applications Smart home devices: Integrate into thermostats, air quality monitors, or environmental sensors for accurate room condition monitoring. Embedded systems and IoT nodes: Use in sensor nodes for building automation, green energy systems, or outdoor environmental sensing. HVAC and industrial monitoring: Deploy in air handling units, process control, or equipment monitoring to ensure proper environmental conditions and improve reliability. Use scenarios Scenario 1: A home automation gateway reads calibrated temperature and humidity from multiple sensors on a single I2C bus using the two available addresses, enabling precise climate control with minimal wiring and firmware complexity. Scenario 2: An IoT environmental monitoring node collects ambient conditions in a data logger and transmits data to a cloud service or edge device, benefiting from fast 1 MHz I2C communication and accurate readings. Scenario 3: An industrial machine enclosure monitors internal temperature and humidity to protect sensitive electronics, with calibrated readings and temperature compensation supporting reliable thresholdbased alerts.