SCA61T Series
VTI Technologies Oy
Subject to changes
2/18
www.vti.fi
Doc. nr. 8261900
Rev.A
TABLE OF CONTENTS
The SCA61T 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
1.9
Additional External Compensation ..........................................................................................7
2
Functional Description .......................................................................................................9
2.1
Measuring Directions ................................................................................................................9
2.2
Voltage to Angle Conversion....................................................................................................9
2.3
Ratiometric Output ....................................................................................................................9
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
5
Document Change Control...............................................................................................18
6
Contact Information ..........................................................................................................18
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