TLE5011_11 Datasheet, PDF (39/45 Pages) Infineon Technologies AG – GMR Angle Sensor

TLE5011
Specification
3.10.3 Functional Angle Test and Temperature Measurement Timing
The functional angle test and the temperature readout are based on the same mechanism.
In the Normal Mode, the output path is linked to the functional angle test or to the temperature measurement unit
until the mode is terminated.
< t_upd
t_upd
t_upd
FSYNC
(reset)
FCNT[4]
4
5
0
< t_upd
t_upd
t_upd
1
2
0
ADC&Filter
X[16],Y[16]
Buffer1
ANGT_EN
or TEMP_EN
Update
Val_G4 Val_G5 Val_A0
Val_G3
Val_G4
Val_A1
Val_A0
Val_A2 Val_G0
Val_A1
useful
GMR_OFF
No GMR signal available
t_upd
1
Val_G1
Val_G0
t_upd
2
Val_G2
Val_G1
Figure 18 Measurement in Normal Mode
In Automatic Mode, the signal is automatically switched back to GMR measurement after the read-out of one
value.
FSYNC
(reset)
FCNT[4]
ADC&Filter
X[16],Y[16]
Buffer1
ANGT_EN
or TEMP_EN
Update
GMR_OFF
< t_upd
t_upd
t_upd
4
5
0
Val_G4 Val_G5 Val_A0
Val_G3
Val_G4
t_upd
1
Val_A1
Val_A0
t_upd
t_upd
Updated FCNT=2
0
1
Val_G0
Val_G1
Val_A1
Val_G0
automatic!
No GMR signal available
t_upd
2
Val_G2
Val_G1
Figure 19 Measurement in Automatic Mode
Final Data Sheet
39
V2.0, 2011-03