Bosch Sensortec | BMP388 Datasheet

4 | 57

Modifications reserved |Data subject not change without notice | Printed in Germany

Document number: BST-BMEP388-DS001-01 Revision_1.1_032018

Table of contents

1.

Specification.....................................................................................................................................................................6

2.

Absolute maximum ratings.............................................................................................................................................8

3.

Functional description ....................................................................................................................................................8

3.1.

Block diagram .............................................................................................................................................................9

3.2.

Power management .................................................................................................................................................10

3.3.

Power modes............................................................................................................................................................10

3.4.

Measurement flow ....................................................................................................................................................12

3.5.

Filter selection...........................................................................................................................................................16

3.6.

FIFO Description.......................................................................................................................................................17

3.7.

Interrupts...................................................................................................................................................................21

3.8.

Current consumption ................................................................................................................................................25

3.9.

Measurement timings ...............................................................................................................................................25

3.10. Data readout from data registers .............................................................................................................................26

3.11.

Output compensation ..............................................................................................................................................27

4.

Global memory map and register description ............................................................................................................28

4.1.

General remarks.......................................................................................................................................................28

4.2.

Datasheet Memory Map ...........................................................................................................................................28

4.3.

Register description ..................................................................................................................................................30

5.

Digital interfaces ............................................................................................................................................................39

5.1.

Interface selection.....................................................................................................................................................39

5.2.

I²C Interface ..............................................................................................................................................................39

5.3.

SPI interface .............................................................................................................................................................41

5.4.

Interface parameter specification .............................................................................................................................42

6.

Pin-out and connection diagram..................................................................................................................................45

6.1.

Pin-out ......................................................................................................................................................................45

6.2.

Connection diagram ¾-wire SPI...............................................................................................................................46

6.3.

Connection diagram I²C............................................................................................................................................47

7.

Package, reel and environment....................................................................................................................................48

7.1.

Outline dimensions ...................................................................................................................................................48

7.2.

Landing pattern.........................................................................................................................................................48