LPS22DF datasheet(49/54 Pages) STMICROELECTRONICS

49 / 54 page

Contents

Block diagrams ....................................................................2

Pin description ....................................................................3

Mechanical and electrical specifications ...........................................4

3.1

Mechanical characteristics ....................................................... 4

3.2

Electrical characteristics......................................................... 5

3.3

Communication interface characteristics ........................................... 6

3.3.1

SPI - serial peripheral interface .............................................. 6

3.3.2

I²C - inter-IC control interface ............................................... 7

3.4

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

Functionality ......................................................................9

4.1

Sensing element ............................................................... 9

4.2

IC interface.................................................................... 9

4.3

Factory calibration.............................................................. 9

4.4

Interpreting pressure readings................................................... 10

4.5

Interpreting temperature readings................................................ 11

FIFO..............................................................................12

5.1

Bypass mode ................................................................. 13

5.2

FIFO mode................................................................... 14

5.3

Continuous (Dynamic-Stream) mode ............................................. 15

5.4

Bypass-to-FIFO mode ......................................................... 16

5.5

Bypass-to-Continuous (Dynamic-Stream) mode .................................... 17

5.6

Continuous (Dynamic-Stream)-to-FIFO mode...................................... 18

5.7

Retrieving data from FIFO ...................................................... 18

Application hints .................................................................19

6.1

Soldering information .......................................................... 20

Digital interfaces .................................................................21

7.1

Serial interfaces............................................................... 21

7.2

I²C serial interface (CS = high) .................................................. 21

7.2.1

I²C operation ........................................................... 22

LPS22DF

Contents

DS13316 - Rev 1

page 49/54

LPS22DF 数据表(PDF) 49 Page - STMicroelectronics

LPS22DF 数据表(HTML) 49 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54

数据表下载