MLX90333
Triaxis 3D-Joystick Position Sensor
TABLE of CONTENTS
FEATURES AND BENEFITS ....................................................................................................................... 1
APPLICATIONS............................................................................................................................................ 1
ORDERING INFORMATION......................................................................................................................... 1
1.
2.
3.
4.
5.
6.
7.
8.
9.
FUNCTIONAL DIAGRAM...................................................................................................................... 2
DESCRIPTION....................................................................................................................................... 3
GLOSSARY OF TERMS
−
ABBREVIATIONS
−
ACRONYMS ............................................................ 6
PINOUT.................................................................................................................................................. 6
ABSOLUTE MAXIMUM RATINGS ....................................................................................................... 7
DETAILED DESCRIPTION.................................................................................................................... 7
MLX90333 ELECTRICAL SPECIFICATION....................................................................................... 13
MLX90333 ISOLATION SPECIFICATION .......................................................................................... 15
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.
O
UTPUT
C
ONFIGURATION
.........................................................................................................................19
14.2.
O
UTPUT
M
ODE
..........................................................................................................................................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.
O
UTPUT
T
RANSFER
C
HARACTERISTIC
.......................................................................................................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.
I
DENTIFICATION
........................................................................................................................................22
14.5.
S
ENSOR
F
RONT
-E
ND
.................................................................................................................................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.
P
ROGRAMMABLE
D
IAGNOSTIC
S
ETTINGS
.................................................................................................27
3901090333
Rev. Preliminary
Page 4 of 38
Data Sheet
May 07
MELEXIS [ Melexis Microelectronic Systems ]
