MLX90333
Triaxis 3D-Joystick Position Sensor
3901090333
Page 4 of 38
Data Sheet
Rev. Preliminary
May 07
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.
DETAILED DESCRIPTION.................................................................................................................... 7
7.
MLX90333 ELECTRICAL SPECIFICATION....................................................................................... 13
8.
MLX90333 ISOLATION SPECIFICATION .......................................................................................... 15
9.
MLX90333 TIMING SPECIFICATION ................................................................................................. 15
10. MLX90333 ACCURACY SPECIFICATION ......................................................................................... 16
11. MLX90333 MAGNETIC SPECIFICATION .......................................................................................... 17
12. MLX90333 CPU & MEMORY SPECIFICATION ................................................................................. 17
13. MLX90333 END-USER PROGRAMMABLE ITEMS ........................................................................... 18
14. DESCRIPTION OF END-USER PROGRAMMABLE ITEMS.............................................................. 19
14.1.
OUTPUT CONFIGURATION .........................................................................................................................19
14.2.
OUTPUT MODE..........................................................................................................................................19
14.2.1.
Analog Output Mode ............................................................................................................................19
14.2.2.
PWM Output Mode...............................................................................................................................19
14.2.3.
Serial Protocol Output Mode ...............................................................................................................20
14.3.
OUTPUT TRANSFER CHARACTERISTIC.......................................................................................................20
14.3.1.
The Polarity and Modulo Parameters ..................................................................................................20
14.3.2.
Alpha/Beta Discontinuity Point (or Zero Degree Point) ......................................................................21
14.3.3.
LNR Parameters ...................................................................................................................................21
14.3.4.
CLAMPING Parameters ......................................................................................................................22
14.3.5.
DEADZONE Parameter .......................................................................................................................22
14.4.
IDENTIFICATION ........................................................................................................................................22
14.5.
SENSOR FRONT-END .................................................................................................................................23
14.5.1.
HIGHSPEED Parameter......................................................................................................................23
14.5.2.
GAINMIN and GAINMAX Parameters ................................................................................................23
14.5.3.
FIELDTHRES_MIN and FIELDTHRES_MAX Parameters.................................................................23
14.6.
FILTER ....................................................................................................................................................24
14.6.1.
Hysteresis Filter ...................................................................................................................................24
14.6.2.
FIR Filters ............................................................................................................................................24
14.6.3.
IIR Filters .............................................................................................................................................25
14.7.
PROGRAMMABLE DIAGNOSTIC SETTINGS .................................................................................................27