ADXL343(RevPrA) データシートの表示（PDF） - Analog Devices

部品番号

コンポーネント説明

メーカー

ADXL343
(Rev.:RevPrA)

3-Axis, ±2 g/±4 g/±8 g/±16 g Digital MEMS Accelerometer

Analog Devices 

ADXL343

TABLE OF CONTENTS

Features .............................................................................................. 1

Applications....................................................................................... 1

General Description ......................................................................... 1

Functional Block Diagram .............................................................. 1

Specifications..................................................................................... 3

Absolute Maximum Ratings............................................................ 5

Thermal Resistance ...................................................................... 5

Package Information .................................................................... 5

ESD Caution.................................................................................. 5

Pin Configuration and Function Descriptions............................. 6

Typical Performance Characteristics ............................................. 7

Theory of Operation ...................................................................... 11

Power Sequencing ...................................................................... 11

Power Savings ............................................................................. 12

Serial Communications ................................................................. 13

SPI................................................................................................. 13

I2C ................................................................................................. 16

Interrupts ..................................................................................... 18

FIFO ............................................................................................. 19

Preliminary Technical Data

Self-Test ....................................................................................... 20

Register Map ................................................................................... 21

Register Definitions ................................................................... 22

Applications Information .............................................................. 26

Power Supply Decoupling ......................................................... 26

Mechanical Considerations for Mounting.............................. 26

Tap Detection.............................................................................. 26

Threshold .................................................................................... 27

Link Mode ................................................................................... 27

Sleep Mode vs. Low Power Mode............................................. 28

Offset Calibration....................................................................... 28

Using Self-Test ............................................................................ 29

Data Formatting of Upper Data Rates..................................... 30

Noise Performance ..................................................................... 31

Operation at Voltages Other Than 2.5 V ................................ 31

Offset Performance at Lowest Data Rates............................... 32

Axes of Acceleration Sensitivity ............................................... 33

Layout and Design Recommendations ................................... 34

Outline Dimensions ....................................................................... 35

Rev. PrA | Page 2 of 36

Share Link: