ADXL375

Data Sheet

Rev. 0 | Page 2 of 32

TABLE OF CONTENTS

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

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

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

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

Revision History ............................................................................... 2

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

Absolute Maximum Ratings............................................................ 4

Thermal Resistance ...................................................................... 4

ESD Caution.................................................................................. 4

Soldering Profile ........................................................................... 5

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

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

Theory of Operation ...................................................................... 10

Power Sequencing ...................................................................... 10

Current Consumption and Output Data Rate........................ 10

Power Saving Modes .................................................................. 11

FIFO Buffer ................................................................................. 11

Self-Test........................................................................................ 12

Interrupts ......................................................................................... 13

Enabling and Disabling Interrupts........................................... 13

Clearing Interrupts..................................................................... 13

Bits in the Interrupt Registers................................................... 13

Serial Communications ................................................................. 15

SPI Mode ..................................................................................... 15

I2C Mode...................................................................................... 18

Register Map ................................................................................... 20

Register Descriptions................................................................. 21

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

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

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

Shock Detection ......................................................................... 26

Threshold Detection and Bandwidth ...................................... 27

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

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

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

Data Formatting at Output Data Rates of 3200 Hz

and 1600 Hz ................................................................................ 28

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

Axes of Acceleration Sensitivity ............................................... 30

Layout and Design Recommendations ................................... 31

Package Information.................................................................. 31

Outline Dimensions....................................................................... 32

Ordering Guide .......................................................................... 32

REVISION HISTORY

8/13—Revision 0: Initial Version