Bosch BME280 Sensor Specs
- Digital interface I²C (up to 3.4 MHz) and SPI (3 and 4 wire, up to 10 MHz)
- Operating range -40…+85 °C, 0…100 % rel. humidity, 300…1100 hPa
- Humidity sensor and pressure sensor can be independently enabled/ disabled
- Register and performance compatible with Bosch Sensortec BMP280 digital pressure sensor
- RoHS compliant, halogen-free, MSL1
- Pressure Sensor
- RMS Noise 0.2 Pa, Equiv. to 1.7 cm
- Offset temperature coefficient ±1.5 Pa/K, Equiv. to ±12.6 cm at 1 °C temperature change
- Humidity Sensor:
- Response time 1 s
- Accuracy tolerance ±3 % relative humidity
- Hysteresis ±1% relative humidity
TinyDuino Power Requirements
- Voltage: 3.0V - 5.5V
- Current:
- 1.8 µA @ 1 Hz humidity and temperature
- 2.8 µA @ 1 Hz pressure and temperature
- 3.6 µA @ 1 Hz humidity, pressure, and temperature
- 0.1 µA in sleep mode
Pins Used
- A5/SCL - I²C Serial Clock line
- A4/SDA - I²C Serial Data line
Dimensions
- 10mm x 10mm (.394 inches x .394 inches)
-
Max Height (from the lower bottom of Wireling to upper top Wireling Connector): 3.70mm (0.15 inches)
- Weight: 1 gram (.04 ounces)
