Product Overview
The Si7006 I2C Humidity and Temperature Sensor is a monolithic CMOS IC that integrates humidity and temperature sensor elements, an analog-to-digital converter, signal processing, and calibration data with an I2C interface. It utilizes patented low-K polymeric dielectrics for humidity sensing, offering low power consumption, minimal drift and hysteresis, and excellent long-term stability. The sensor is factory-calibrated, ensuring interchangeability without recalibration or software changes. Available in a 3x3 mm DFN package, it serves as a drop-in upgrade for existing RH/temperature sensors, providing precision sensing over a wider range and lower power consumption. An optional factory-installed cover offers protection during assembly and product life. The Si7006 is ideal for measuring humidity, dew-point, and temperature in applications such as HVAC/R, thermostats, respiratory therapy, white goods, indoor weather stations, micro-environments, data centers, automotive climate control, asset tracking, and consumer electronics.
Product Attributes
- Brand: Silicon Laboratories
- Model: Si7006-A10
- Package: 3x3 mm DFN
- Certifications: Patent Protected
- Optional Feature: Factory-installed cover (hydrophobic/oleophobic)
Technical Specifications
| Parameter | Symbol | Test Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| General Specifications (1.9 < VDD < 3.6 V; TA = 40 to 125 C) | ||||||
| Power Supply | VDD | 1.9 | 3.6 | V | ||
| Operating Temperature | TA | 40 | +125 | C | ||
| Precision Relative Humidity Sensor | 090% RH | 5% RH | ||||
| High Accuracy Temperature Sensor | 10 to 85 C | 1 C | ||||
| Operating Range RH | 0 | 100% RH | ||||
| Operating Range Temperature | 40 | +125 | C | |||
| Active Current Consumption | IDD | RH conversion in progress | 150 | 180 | A | |
| Standby Current Consumption | IDD | No conversion or I2C transaction | 0.06 | 0.62 | A | |
| Heater Current Consumption | IHEAT | HTRE bit enabled | 3.1 | mA | ||
| Conversion Time (1.9 < VDD < 3.6 V; TA = 40 to 125 C) | ||||||
| 12-bit RH Conversion Time | tCONV | 10 | 12 | ms | ||
| 13-bit Temperature Conversion Time | tCONV | 4 | 6.2 | |||
| I2C Interface Specifications (1.9 VDD 3.6 V; TA = 40 to +125 C) | ||||||
| SCLK Frequency | fSCL | 400 | kHz | |||
| SCL Low Time | tSKL | 1.3 | s | |||
2411272328_SILICON-LABS-SI7006-A10-IM_C19559405.pdf
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