MLX90366 Datasheet, PDF (4/34 Pages) Melexis Microelectronic Systems – Triaxis Position Sensor Assembly feat. SENT

MLX90366
Triaxis^ Position Sensor Assembly feat. SENT
TABLE of CONTENTS
FEATURES AND BENEFITS ....................................................................................................................... 1
APPLICATIONS............................................................................................................................................ 1
ORDERING INFORMATION......................................................................................................................... 1
1. FUNCTIONAL DIAGRAM...................................................................................................................... 2
2. DESCRIPTION....................................................................................................................................... 3
3. GLOSSARY OF TERMS  ABBREVIATIONS  ACRONYMS ............................................................ 6
4. PINOUT.................................................................................................................................................. 6
5. ABSOLUTE MAXIMUM RATINGS ....................................................................................................... 7
6. DESCRIPTION....................................................................................................................................... 7
7. MLX90366 ELECTRICAL SPECIFICATION......................................................................................... 9
8. MLX90366 TIMING SPECIFICATION ................................................................................................. 10
8.1. TIMING DIAGRAMS ........................................................................................................................................11
8.2. APPLICATION DIAGRAM USED FOR RISE AND FALL TIME MEASUREMENT.......................................................12
9. MLX90366 ACCURACY SPECIFICATION ......................................................................................... 13
10. MLX90366 MAGNETIC SPECIFICATION .......................................................................................... 14
11. MLX90366 CPU & MEMORY SPECIFICATION ................................................................................. 14
12. MLX90366 END-USER PROGRAMMABLE ITEMS ........................................................................... 15
13. SENT OUTPUT PROTOCOL .............................................................................................................. 16
13.1. GENERALITY .............................................................................................................................................16
13.2. SINGLE SECURE FAST CHANNEL ...............................................................................................................16
13.2.1. Frame Content......................................................................................................................................16
13.2.2. Diagnostic Reporting through the fast channel....................................................................................16
13.2.3. Pause pulse...........................................................................................................................................17
13.2.4. Fast Channel CRC................................................................................................................................17
13.3. SLOW CHANNEL........................................................................................................................................17
13.3.1. Enhanced Serial Message ....................................................................................................................17
13.3.2. Serial Message Sequence .....................................................................................................................18
13.3.3. Serial message sequence period...........................................................................................................19
13.3.4. Serial Message Error Code ..................................................................................................................19
13.4. START-UP..................................................................................................................................................20
13.5. FIELD SENSING (ADC CONVERSIONS) AND THE FRAME SYNCHRO PULSE ..................................................20
14. DESCRIPTION OF END-USER PROGRAMMABLE ITEMS .............................................................. 21
14.1. OUTPUT TRANSFER CHARACTERISTIC.......................................................................................................21
14.1.1. CLOCKWISE Parameter......................................................................................................................21
14.1.2. Discontinuity Point (or Zero Degree Point).........................................................................................22
14.1.3. 17-Pts LNR Parameters........................................................................................................................22
14.1.4. CLAMPING Parameters ......................................................................................................................23
14.2. IDENTIFICATION ........................................................................................................................................23
14.3. SENSOR FRONT-END .................................................................................................................................23
14.3.1. MAPXYZ...............................................................................................................................................24
14.3.2. SMISM, k and SEL_k Parameters ........................................................................................................24
14.3.3. GAINMIN and GAINMAX Parameters ................................................................................................24
14.4. FILTER ......................................................................................................................................................25
14.5. DIAGNOSTIC FEATURES ............................................................................................................................25
14.6. EEPROM ENDURANCE .............................................................................................................................25
MLX90366
Rev. 1.0
Page 4 of 34
Datasheet
25/Jun/13