MLX90372 DataSheet下载

ML90372 Triaxis® Position Processor
Datasheet
REVISION 7 - March 23, 2018 Page 5 of 83
3901090372
Contents
Features and Benefits ..................................................................................................................... 1
Application Examples ...................................................................................................................... 1
Description..................................................................................................................................... 1
Ordering Information ..................................................................................................................... 2
1. Functional Diagram and Application Modes ................................................................................. 8
2. Glossary of Terms ....................................................................................................................... 9
3. Pin Definitions and Descriptions ................................................................................................ 10
3.1. Pin Definition for SOIC-8 package .......................................................................................... 10
3.2. Pin Definition for TSSOP-16 ................................................................................................... 10
3.3. Pin Definition for DMP#1 - Pinout A ...................................................................................... 11
3.4. Pin Definition for DMP#2 - Pinout B ...................................................................................... 11
4. Absolute Maximum Ratings ....................................................................................................... 12
5. Isolation Specification ............................................................................................................... 12
6. General Electrical Specifications ................................................................................................ 13
7. Timing Specification .................................................................................................................. 15
7.1. General Timing Specifications ............................................................................................... 15
7.2. Timing Modes ........................................................................................................................ 15
7.3. Timing Definitions .................................................................................................................. 17
7.4. SENT timing specifications ..................................................................................................... 19
7.5. PWM timing specifications .................................................................................................... 22
8. Magnetic Field Specifications .................................................................................................... 23
8.1. Rotary Stray-field Immune Mode - Low Field Variant (-100 code) ........................................ 23
8.2. Rotary Stray-field Immune Mode - High Field Variant (-500 code) ....................................... 24
8.3. Linear Stray-field Immune Mode (-200 code) ....................................................................... 25
8.4. Standard/Legacy Mode (-300 code) ...................................................................................... 26
9. Accuracy Specifications ............................................................................................................. 28
9.1. Definitions ............................................................................................................................. 28
9.2. Rotary Stray-field Immune Mode - Low Field Variant (-100 code) ........................................ 29
9.3. Rotary Stray-field Immune Mode - High Field Variant (-500 code) ....................................... 30
9.4. Linear Stray-field Immune Mode ........................................................................................... 30
9.5. Standard/Legacy Mode .......................................................................................................... 31
10. Memory Specifications ............................................................................................................ 32
11. Digital Output Protocol ........................................................................................................... 33
ML90372 Triaxis® Position Processor
Datasheet
REVISION 7 - March 23, 2018 Page 6 of 83
3901090372
11.1. Single Edge Nibble Transmission (SENT) SAE J2716 ............................................................ 33
11.2. PWM (pulse width modulation) ........................................................................................... 42
12. End-User Programmable Items ................................................................................................ 43
12.1. End User Identification Items .............................................................................................. 47
13. Description of End-User Programmable Items ......................................................................... 48
13.1. Output modes ...................................................................................................................... 48
13.2. Output Transfer Characteristic ............................................................................................ 49
13.3. Sensor Front-End ................................................................................................................. 57
13.4. Filtering ................................................................................................................................ 58
13.5. Programmable Diagnostics Settings .................................................................................... 59
14. Functional Safety .................................................................................................................... 63
14.1. Safety Manual ...................................................................................................................... 63
14.2. Safety Mechanisms .............................................................................................................. 63
15. Recommended Application Diagrams ...................................................................................... 67
15.1. Wiring with the MLX90372 in SOIC-8 Package .................................................................... 67
15.2. Wiring with the MLX90372 in TSSOP-16 Package ................................................................ 68
15.3. Wiring with the MLX90372 in DMP-4 Package (built-in capacitors) .................................... 69
16. Standard information regarding manufacturability of Melexis products with different soldering processes .................................................................................................................. 70
17. ESD Precautions ...................................................................................................................... 70
18. Package Information ............................................................................................................... 71
18.1. SOIC-8 - Package Dimensions .............................................................................................. 71
18.2. SOIC-8 - Pinout and Marking ............................................................................................... 71
18.3. SOIC-8 - Sensitive spot positioning ...................................................................................... 72
18.4. SOIC-8 - Angle detection ..................................................................................................... 73
18.5. TSSOP-16 - Package Dimensions .......................................................................................... 74
18.6. TSSOP-16 - Pinout and Marking ........................................................................................... 75
18.7. TSSOP-16 - Sensitive spot positioning ................................................................................. 75
18.8. TSSOP-16 - Angle Detection................................................................................................. 76
18.9. DMP-4 - Package Outline Dimensions (POD) - Straight Leads ............................................. 77
18.10. DMP-4 - Package Outline Dimensions (POD) - STD1 2.54 .................................................. 77
18.11. DMP-4 - Package Outline Dimensions (POD) - STD2 2.54 .................................................. 78
18.12. DMP-4 - Package Outline Dimensions (POD) - STD3 2.00 .................................................. 78
18.13. DMP-4 - Package Outline Dimensions (POD) - STD4 2.54 .................................................. 79
18.14. DMP-4 - Marking ............................................................................................................... 79
ML90372 Triaxis® Position Processor
Datasheet
REVISION 7 - March 23, 2018 Page 7 of 83
3901090372
18.15. DMP-4 - Sensitive Spot Positioning ................................................................................... 80
18.16. DMP-4 - Angle detection ................................................................................................... 82
18.17. Packages Thermal Performances ....................................................................................... 82
19. Contact .................................................................................................................................. 83
20. Disclaimer .............................................................................................................................. 83