SCA100T Series

Murata Electronics Oy

Subject to changes

2/17

www.muratamems.fi

Doc. nr. 8261800

Rev.B2

TABLE OF CONTENTS

The SCA100T Dual Axis Inclinometer Series .........................................................................1

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

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

Table of Contents......................................................................................................................2

1

Electrical Specifications .....................................................................................................3

1.1

Absolute Maximum Ratings ................................................................................................... 3

1.2

Performance Characteristics.................................................................................................. 3

1.3

Electrical Characteristics ....................................................................................................... 4

1.4

SPI Interface DC Characteristics............................................................................................ 4

1.5

SPI Interface AC Characteristics............................................................................................ 4

1.6

SPI Interface Timing Specifications....................................................................................... 5

1.7

Electrical Connection.............................................................................................................. 6

1.8

Typical Performance Characteristics .................................................................................... 6

1.8.1

Additional External Compensation ......................................................................................7

2

Functional Description .......................................................................................................9

2.1

Measuring Directions.............................................................................................................. 9

2.2

Voltage to Angle Conversion ................................................................................................. 9

2.3

Ratiometric Output................................................................................................................ 10

2.4

SPI Serial Interface................................................................................................................ 10

2.5

Digital Output to Angle Conversion..................................................................................... 12

2.6

Self Test and Failure Detection Modes ................................................................................ 13

2.7

Temperature Measurement .................................................................................................. 14

3

Application Information ....................................................................................................15

3.1

Recommended Circuit Diagrams and Printed Circuit Board Layouts ............................... 15

3.2

Recommended Printed Circuit Board Footprint ................................................................. 16

4

Mechanical Specifications and Reflow Soldering ..........................................................16

4.1

Mechanical Specifications (Reference only) ....................................................................... 16

4.2

Reflow Soldering................................................................................................................... 17