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BME688
+Lista de MateriaisSENSOR GAS/HUM/PRES/TEMP I2C SPI
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FabricanteBosch Sensortec
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Peça do Fabricante #BME688
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Em Estoque5073
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Especificações
| Atributo | Valor |
| Part Status | Active |
| Sensor Type | Gas, Humidity, Pressure, Temperature |
| Output Type | I2C, SPI |
| Operating Temperature | -40°C ~ 85°C |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Visão Geral
Description
The BME688 is designed for integration into IoT devices, offering low power consumption, which is ideal for battery-powered applications. The sensor's versatility makes it suitable for a wide range of applications, including smart home devices, environmental monitoring systems, and wearable devices. Its small size, high accuracy, and multi-parameter sensing make it a preferred choice for developers looking to implement comprehensive environmental sensing solutions. Overall, the BME688 is a powerful tool for enhancing environmental intelligence in modern electronic devices.
Equivalent
1. Sensirion SGP30 - A multi-pixel gas sensor for air quality monitoring.
2. AMS CCS811 - Gas sensor for indoor air quality monitoring.
3. Sensirion SHT3x - Humidity and temperature sensor.
4. TE Connectivity MS8607 - Combines pressure, humidity, and temperature sensing.
These alternatives vary in function and integration, so suitability depends on specific application needs.
Features
1. Gas Sensing: It can detect a variety of gases, making it suitable for air quality monitoring. It utilizes a MEMS sensor to provide precise measurement of volatile organic compounds (VOCs) and other gases.
2. Environmental Sensing: In addition to gas sensing, the BME688 can measure temperature, humidity, and barometric pressure, offering a comprehensive overview of environmental conditions.
3. AI Capability: The sensor is equipped with AI features that allow it to be programmed to specific use cases, enabling it to recognize specific gas mixtures for tailored applications.
4. Low Power Consumption: Designed for battery-powered devices, it ensures efficient operation with minimal energy usage.
5. Compact Design: The small form factor makes it easy to integrate into various devices, from wearables to home appliances.
6. Digital Interface: It provides easy communication with microcontrollers through I²C and SPI interfaces.
Overall, the BME688 offers a multifaceted approach to environmental sensing with advanced AI capabilities.
Pinout
Here's a brief overview of its pin functions:
1. VDD: Power supply pin for the sensor's analog part.
2. VDDIO: Power supply pin for the sensor's digital interface.
3. GND: Ground connection.
4. SDI/SDA: Serial data line for I2C interface or data input for SPI.
5. SCK/SCL: Serial clock line for I2C or clock input for SPI.
6. SDO: Serial data output for SPI interface (can also be used as I2C address selection).
7. CSB: Chip select for SPI interface (active low).
8. GPO: General-purpose output pin.
The sensor supports both I2C and SPI communication, providing flexibility in interfacing with microcontrollers or other digital devices.
Manufacturer
Application
Package
Frequently Asked Questions
Q: What environmental parameters can the BME688 measure simultaneously?
A: The BME688 is a multi-sensor module that measures gas, humidity, pressure, and temperature.
Q: Are both I2C and SPI interfaces supported on this sensor?
A: Yes, the BME688 supports both I2C and SPI digital communication interfaces for flexible system integration.
Q: What is the operating temperature range of the BME688?
A: The device operates reliably across a wide industrial temperature range of -40°C to +85°C.
Q: Is this sensor suitable for indoor air quality monitoring?
A: Yes, its gas sensor with IAQ algorithms, plus humidity and temperature sensing, makes it ideal for IAQ applications.
Q: What packaging options are available for the BME688?
A: The BME688 is offered in Cut Tape (CT) for prototyping and Tape & Reel (TR) for automated assembly.
Q: Can the BME688 be used for altitude or weather station projects?
A: Yes, the built-in pressure sensor supports barometric pressure measurement for altitude tracking and weather sensing.