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ADIS16201

Programmable Dual-Axis Inclinometer/Accelerometer

Analog Devices 

ADIS16201

Data Sheet

TABLE OF CONTENTS

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

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

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

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

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

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

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

Timing Diagrams.......................................................................... 5

Absolute Maximum Ratings............................................................ 6

ESD Caution.................................................................................. 6

Pin Configuration and Function Descriptions............................. 7

Typical Performance Characteristics ............................................. 8

Theory of Operation ...................................................................... 13

Accelerometer Operation .......................................................... 13

Inclinometer Operation............................................................. 13

Temperature Sensor ................................................................... 14

Basic Operation............................................................................... 15

Data Output Register Access..................................................... 15

Programming and Control ............................................................ 17

Control Register Overview........................................................ 17

Control Register Access ............................................................. 17

Control Register Details................................................................. 19

Calibration................................................................................... 19

REVISION HISTORY

8/13—Rev. B to Rev. C

Changes to Endnote 5 and Added Endnote 6; Table 1 ................ 4

Changed Digital Input/Output Voltage to COM Parameter from

−0.3 V to +5.5 V to −0.3 V to +5.3 V............................................. 6

Changes to SMPL_PRD Register Definition Section, Table 24,

and AVG_CNT Register Definition Section............................... 24

Changes to Table 31........................................................................ 28

4/13—Rev. A to Rev. B

Changes to Table 2............................................................................ 5

Updated Outline Dimensions ....................................................... 31

Changes to Ordering Guide .......................................................... 31

Calibration Register Definitions .............................................. 19

Alarms.......................................................................................... 21

Sample Period Control .............................................................. 23

Filtering Control......................................................................... 24

Power-Down Control ................................................................ 24

Status Feedback........................................................................... 25

Command Control..................................................................... 25

Miscellaneous Control Register................................................ 26

Peripherals ....................................................................................... 27

Auxiliary ADC Function........................................................... 27

Auxiliary DAC Function ........................................................... 27

General Purpose I/O Control ................................................... 28

Applications..................................................................................... 29

Serial Peripheral Interface (SPI) ............................................... 29

Hardware Considerations ......................................................... 29

Grounding and Board Layout Recomendations .................... 29

Bandgap Reference ..................................................................... 30

Power-On Reset Operation....................................................... 30

Second-Level Assembly ............................................................. 30

Example Pad Layout................................................................... 30

Outline Dimensions ....................................................................... 31

Ordering Guide .......................................................................... 31

5/06—Rev. 0 to Rev. A

Changes to Figure 3...........................................................................5

Changes to Figure 35...................................................................... 18

Changes to Status Feedback Section ............................................ 25

3/06—Revision 0: Initial Version

Rev. C | Page 2 of 32

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