MLX90324

“Under-the-Hood” Triaxis® Rotary Position

feat. SENT Protocol

3901090324

Page 3 of 41

Data Sheet

Rev. 004

Sep/13

TABLE of CONTENTS

FEATURES AND BENEFITS ....................................................................................................................... 1

APPLICATIONS............................................................................................................................................ 1

1.

FUNCTIONAL DIAGRAM...................................................................................................................... 2

2.

DESCRIPTION....................................................................................................................................... 2

3.

GLOSSARY OF TERMS −

−

−

− ABBREVIATIONS −

−

−

− ACRONYMS ............................................................ 5

4.

PINOUT.................................................................................................................................................. 5

5.

ABSOLUTE MAXIMUM RATINGS ....................................................................................................... 6

6.

DETAILED DESCRIPTION.................................................................................................................... 6

7.

MLX90324 ELECTRICAL SPECIFICATION......................................................................................... 9

8.

MLX90324 ISOLATION SPECIFICATION .......................................................................................... 11

9.

MLX90324 TIMING SPECIFICATION ................................................................................................. 11

10. MLX90324 ACCURACY SPECIFICATION ......................................................................................... 12

11. MLX90324 MAGNETIC SPECIFICATION .......................................................................................... 13

12. MLX90324 CPU & MEMORY SPECIFICATION ................................................................................. 13

13. MLX90324 END-USER PROGRAMMABLE ITEMS........................................................................... 14

14. DESCRIPTION OF END-USER PROGRAMMABLE ITEMS.............................................................. 15

14.1.

14.1.1.

Analog Output Mode ............................................................................................................................15

14.1.2.

PWM Output Mode...............................................................................................................................15

14.1.3.

SENT Output Mode ..............................................................................................................................16

14.1.4.

Switch Out ............................................................................................................................................16

14.2.

14.2.1.

CLOCKWISE Parameter......................................................................................................................17

14.2.2.

Discontinuity Point (or Zero Degree Point).........................................................................................18

14.2.3.

3-Point LNR Parameters ......................................................................................................................18

14.2.4.

16-Point LNR Parameters ....................................................................................................................19

14.2.5.

CLAMPING Parameters ......................................................................................................................19

14.2.6.

DEADZONE Parameter .......................................................................................................................19

14.3.

14.4.

14.4.1.

HIGHSPEED Parameter......................................................................................................................20

14.4.2.

AGC and Virtual Gain Parameters ......................................................................................................20

14.4.3.

GAINMIN and GAINMAX Parameters ................................................................................................21

14.5.

FILTER ....................................................................................................................................................21

14.5.1.

Hysteresis Filter ...................................................................................................................................21

14.5.2.

FIR Filters ............................................................................................................................................21

14.5.3.

IIR Filters .............................................................................................................................................23

14.6.

14.6.1.

RESONFAULT Parameter ...................................................................................................................24

14.6.2.

EEHAMHOLE Parameter ....................................................................................................................24

14.7.

14.7.1.

MLXLOCK Parameter .........................................................................................................................24

14.7.2.

LOCK Parameter .................................................................................................................................24

15. MLX90324 SELF DIAGNOSTIC.......................................................................................................... 25