bmp280 datasheet
Table Of Contents
- 1. Specification
- 2. Absolute maximum ratings
- 3. Functional description
- 4. Global memory map and register description
- 5. Digital interfaces
- 6. Pin-out and connection diagram
- 7. Package, reel and environment
- 8. Appendix 1: Computation formulae for 32 bit systems
- 9. Legal disclaimer
- 10. Document history and modification
Bosch
Sensortec | BMP280 Data sheet
2 |
48
Modifications reserved | Data subject to change without notice
Document number: BST-BMP280-DS001-23 Revision_1.23_11202
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BMP280
Digital Pressure Sensor
Key parameters
• Pressure range 300 … 1100 hPa
(equiv. to +9000…-500 m above/below sea level)
• Package 8-pin LGA metal-lid
Footprint : 2.0 × 2.5 mm², height: 0.95 mm
• Relative accuracy ±0.12 hPa, equiv. to ±1 m
(700 … 900hPa @25°C)
• Absolute accuracy typ. ±1 hPa
(950 ...1050 hPa, 0 ...+40 °C)
• Temperature coefficient offset 1.5 Pa/K, equiv. to 12.6 cm/K
(25 ... 40°C @900hPa)
• Digital interfaces I²C (up to 3.4 MHz)
SPI (3 and 4 wire, up to 10 MHz)
• Current consumption 2.7µA @ 1 Hz sampling rate
• Temperature range -40 … +85 °C
• RoHS compliant, halogen-free
• MSL 1
Typical applications
• Enhancement of GPS navigation
(e.g. time-to-first-fix improvement, dead-reckoning, slope detection)
• Indoor navigation (floor detection, elevator detection)
• Outdoor navigation, leisure and sports applications
• Weather forecast
• Vertical velocity indication (e.g. rise/sink speed)
Target devices
• Handsets such as mobile phones, tablet PCs, GPS devices
• Navigation systems
• Home weather stations
• Flying toys
• Watches