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BME680
+BOMSENSOR GAS/HUM/PRES/TEMP I2C SPI
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ManufacturerBosch Sensortec
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Mfr. Part #BME680
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Datasheet BME680 DataSheet
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In Stock2343
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Specifications
| Attribute | Value |
| Part Status | Not For New Designs |
| Base Product Number | BME680 |
| Sensor Type | Gas, Humidity, Pressure, Temperature |
| Output Type | I2C, SPI |
| Operating Temperature | -40°C ~ 85°C |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Overview
Description
Designed for low power consumption, the BME680 is suitable for battery-operated devices. It is commonly used in applications such as smart homes, HVAC systems, and wearables, providing crucial data for monitoring and improving environmental conditions.
The sensor communicates via I2C or SPI interfaces, making it compatible with a wide range of microcontrollers and development platforms. It is highly accurate, with typical measurement precision of ±1°C for temperature, ±3% for humidity, and ±1 hPa for pressure. The BME680's compact size and robust performance make it a popular choice for developers looking to incorporate environmental sensing into their projects.
Equivalent
1. CCS811 by ams AG - Air quality sensor that measures equivalent CO2 and TVOC.
2. SGP30 by Sensirion - Multi-pixel gas sensor for air quality.
3. TGS8100 by Figaro - Combines ambient temperature, humidity, and air quality sensing.
4. MICS-VZ-89TE by SGX Sensortech - Measures CO2 and VOC levels.
5. DHT22 by Aosong - Measures temperature and humidity (does not measure gas or pressure).
Features
1. Gas Sensor: Measures volatile organic compounds (VOCs) to assess indoor air quality.
2. Temperature Sensor: Provides precise ambient temperature readings.
3. Humidity Sensor: Measures relative humidity with high accuracy.
4. Pressure Sensor: Offers barometric pressure measurements, useful for altitude estimation.
Key attributes of the BME680 include low power consumption, making it suitable for battery-powered devices, and a small form factor, which is ideal for various applications like smart home devices, weather stations, and wearable tech. It communicates via I2C or SPI interfaces, allowing easy integration with microcontrollers and development boards. The sensor is known for its robustness and reliability across a wide range of environmental conditions. Additionally, its multi-functionality enables developers to create comprehensive environmental monitoring systems with minimal components.
Pinout
1. VDD: Supply voltage for the sensor.
2. VDDIO: Supply voltage for the interface pins.
3. GND: Ground connection.
4. SDI/SDA: Serial data input and output for SPI/I²C communication.
5. SDO: Serial data output for SPI communication; also used for I²C address selection.
6. SCK/SCL: Serial clock input for SPI/I²C communication.
7. CSB: Chip select for SPI communication; can be left unconnected or connected to GND for I²C.
8. ADR: Allows for the selection of I²C address.
The BME680 is especially useful for applications that require comprehensive environmental monitoring, having low power consumption and a small form factor, making it ideal for mobile and battery-powered devices.
Manufacturer
Robert Bosch GmbH, commonly known as Bosch, is a multinational engineering and technology company headquartered in Germany. Founded in 1886 by Robert Bosch, the company has grown to become one of the largest and most influential technology suppliers in the world. Bosch operates in various sectors, including automotive technology, industrial technology, consumer goods, and building technology.
Known for its commitment to innovation and quality, Bosch invests heavily in research and development to advance technology across its product range. The company emphasizes sustainable development and energy-efficient solutions, aligning with global environmental goals. Bosch's diverse portfolio and robust global presence make it a leader in its field, with a reputation for reliability and technological excellence.
Application
1. Indoor Air Quality Monitoring: Used in smart homes and offices to detect volatile organic compounds (VOCs) and ensure healthy environments.
2. Wearable Devices: Integrated into fitness trackers and smartwatches for environmental sensing.
3. HVAC Systems: Enhances climate control systems by providing precise environmental data.
4. Smart Agriculture: Assists in monitoring greenhouse conditions for optimal plant growth.
5. IoT Devices: Facilitates environmental sensing in connected devices.
6. Automotive: Used for cabin air quality monitoring to improve passenger comfort.
Package
Frequently Asked Questions
Q: What environmental parameters can the BME680 measure simultaneously?
A: It measures gas (VOC), humidity, pressure, and temperature, providing a comprehensive environmental sensing solution.
Q: Is the BME680 suitable for battery-powered IoT devices?
A: Yes, its low power consumption and multiple operating modes make it ideal for battery-operated applications like smart home sensors.
Q: What communication interfaces does this sensor support?
A: It supports both I2C and SPI interfaces, offering flexible integration with various microcontrollers.
Q: Can the BME680 detect air quality changes?
A: Yes, its gas sensor measures volatile organic compounds (VOCs) for indoor air quality monitoring.
Q: What is the operating temperature range of this sensor?
A: It operates reliably from -40°C to 85°C, suitable for both industrial and outdoor environments.
Q: Why is the part status "Not For New Designs"?
A: It indicates the component is not recommended for new projects, but existing designs can still source it until inventory is depleted.
Q: What packaging options are available for the BME680?
A: It is offered in Cut Tape (CT) and Tape & Reel (TR) packaging for different assembly methods.
