MLX90363 Datasheet, PDF (3/57 Pages) Melexis Microelectronic Systems – Triaxis® Magnetometer IC With High Speed Serial Interface

MLX90363
Triaxis® Magnetometer IC
With High Speed Serial Interface
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. PIN DESCRIPTION................................................................................................................................ 6
6. ABSOLUTE MAXIMUM RATINGS ....................................................................................................... 6
7. DETAILED DESCRIPTION.................................................................................................................... 7
8. MLX90363 ELECTRICAL SPECIFICATION......................................................................................... 8
9. MLX90363 ISOLATION SPECIFICATION ............................................................................................ 8
10. MLX90363 TIMING SPECIFICATION ................................................................................................... 9
10.1.
10.2.
TIMING SPECIFICATION FOR 5V APPLICATION DIAGRAM............................................................................9
TIMING SPECIFICATION FOR 3V3 APPLICATION DIAGRAM........................................................................10
11. MLX90363 ACCURACY SPECIFICATION ......................................................................................... 11
12. MLX90363 MAGNETIC SPECIFICATION .......................................................................................... 13
13. MLX90363 CPU & MEMORY SPECIFICATION ................................................................................. 13
14. MLX90363 SERIAL INTERFACE........................................................................................................ 14
14.1. ELECTRICAL LAYER AND TIMING SPECIFICATION.....................................................................................14
14.2. SERIAL PROTOCOL ....................................................................................................................................16
14.3. MESSAGE GENERAL STRUCTURE ..............................................................................................................16
14.4. REGULAR MESSAGES ................................................................................................................................18
14.4.1. Note for the regular message “X – Y – Z – diagnostic” (Marker = 2).................................................18
14.5. TRIGGER MODE 1......................................................................................................................................19
14.6. TRIGGER MODE 2......................................................................................................................................21
14.7. TRIGGER MODE 3......................................................................................................................................22
14.8. TRIGGER MODES TIMING SPECIFICATIONS................................................................................................23
14.9. OPCODE TABLE.........................................................................................................................................26
14.10. TIMING SPECIFICATIONS PER OPCODE, AND NEXT ALLOWED MESSAGES ...................................................26
14.11. NOP COMMAND AND NOP ANSWER ........................................................................................................27
14.12. OSCCOUNTERSTART AND OSCCOUNTERSTOP COMMANDS ......................................................................27
14.13. PROTOCOL ERRORS HANDLING.................................................................................................................29
14.14. READY, ERROR AND NTT MESSAGES .......................................................................................................30
14.15. DIAGNOSTICSDETAILS COMMANDS...........................................................................................................31
14.16. MEMORYREAD MESSAGE ..........................................................................................................................32
14.17. EEPROMWRITE MESSAGE .........................................................................................................................33
14.18. REBOOT ....................................................................................................................................................35
14.19. STANDBY ..................................................................................................................................................35
14.20. START-UP SEQUENCE (SERIAL COMMUNICATION) ....................................................................................36
14.21. ALLOWED SEQUENCES ..............................................................................................................................37
15. MLX90363 TRACEABILITY INFORMATION...................................................................................... 38
16. MLX90363 END-USER PROGRAMMABLE ITEMS ........................................................................... 38
3901090363
Rev. 005
Page 3 of 57
Data Sheet
Jul/13