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ADIS16488A

Data Sheet

Rev. C | Page 2 of 35

TABLE OF CONTENTS

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

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

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

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

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

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

Timing Specifications................................................................ 5

Absolute Maximum Ratings......................................................... 7

Thermal Resistance................................................................... 7

ESD Caution............................................................................... 7

Pin Configuration and Function Descriptions............................ 8

Typical Performance Characteristics............................................ 9

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

Register Structure.................................................................... 10

SPI Communication................................................................ 10

Device Configuration.............................................................. 11

Reading Sensor Data............................................................... 11

User Registers............................................................................... 12

Output Data Registers................................................................. 15

Inertial Sensor Data Format.................................................... 15

Rotation Rate (Gyroscope)..................................................... 15

Acceleration............................................................................. 16

Delta Angles............................................................................. 16

Delta Velocity........................................................................... 17

Magnetometers........................................................................ 17

Barometer................................................................................. 18

Internal Temperature............................................................... 18

Status/Alarm Indicators.......................................................... 18

Firmware Revision................................................................... 19

Product Identification............................................................. 20

Digital Signal Processing............................................................. 21

Gyroscopes/Accelerometers.................................................... 21

Averaging/Decimation Filter.................................................. 21

Magnetometer/Barometer....................................................... 21

FIR Filter Banks....................................................................... 22

Calibration................................................................................... 24

Gyroscopes............................................................................... 24

Accelerometers......................................................................... 25

Magnetometers........................................................................ 25

Barometers............................................................................... 27

Restoring Factory Calibration................................................ 27

Point of Percussion Alignment............................................... 27

Alarms.......................................................................................... 28

Static Alarm Use...................................................................... 28

Dynamic Alarm Use................................................................ 29

System Controls........................................................................... 30

Global Commands................................................................... 30

Memory Management............................................................. 30

General-Purpose Input/Output.............................................. 30

Power Management................................................................. 31

Applications Information............................................................ 33

Mounting Best Practices.......................................................... 33

Evaluation Tools....................................................................... 34

Power Supply Considerations................................................. 34

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

Ordering Guide........................................................................ 35

REVISIONHISTORY

8/15—Rev. B to Rev. C

Changes to Table 72, Table 73, and Table 74...............................24

Changes to Table 82, Table 83, and Table 84...............................25

2/15—Rev. A to Rev. B

Change to Features Section............................................................1

Added Table 3; Renumbered Sequentially....................................5

Changes to Figure 4........................................................................6

Change to Dual Memory Structure Section...............................11

Change to Table 72, Table 73, and Table 74................................24

Change to Table 82, Table 83, and Table 84................................25

5/14—Rev. 0 to Rev. A

Changes to Table 71, Table 72, and Table 73...............................23

Changes to Table 81, Table 82, and Table 83...............................24

1/14—Revision0: Initial Version