BMP085

Data sheet

Bosch Sensortec

Rev. 1.2

Page 8

15 October 2009

© Bosch Sensortec GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such

as copying and passing on to third parties. BOSCH and the symbol are registered trademarks of Robert Bosch GmbH, Germany.

Specifications are subject to change without notice.

3 Operation

3.1 General description

The BMP085 is designed to be connected directly to a microcontroller of a mobile device via the

I

the E

3.2 General function and application schematics

The BMP085 consists of a piezo-resistive sensor, an analog to digital converter and a control

unit with E

pressure and temperature. The E

used to compensate offset, temperature dependence and other parameters of the sensor.

• UP = pressure data (16 to 19 bit)

• UT = temperature data (16 bit)