The BMP180 is a high-precision pressure sensors, small size, low power consumption, and can be used on mobile devices

Its excellent performance and lowest absolute precision can reach 0.03hPa, and extremely low power consumption, only 3 μA

BMP180 hosts using powerful 8-pin ceramic Leadless chip (LCC) ultra thin package, you can via the I2C bus directly connected to the microprocessor

Main features:

Pressure range: 300~1100hPa (elevation 9000 m ~-500 m)
Power supply voltage: 1.8V~3.6V (VDDA), 1.62V~3.6V (VDDD)
LCC8 package: lead-free ceramic carrier package (LCC)
Size: 3.6mmx3.8×0.93mm
Low power consumption: 5 µA, in standard mode
High accuracy: low-power mode, the resolution of 0.06hPa (0.5 m)
High linearity mode, resolution of 0.03hPa (0.25 m)
With temperature output
I2C interface

Temperature compensation
Lead-free, in line with the RoHS standard
MSL 1-response time: 7.5ms
Standby current: 0.1 μA
No external clock circuit

Typical applications:

Precise GPS navigation (dead reckoning, bridge testing, etc)
Indoor and outdoor navigation
Leisure, sport and health monitoring
Weather forecast
Vertical speed indicator (rising/sinking speed)
The fan power control