TLE4942-1C Datasheet, PDF (19/31 Pages) Infineon Technologies AG – Differential Two-Wire Hall Effect Sensor-IC

TLE4942-1C
Internal Sensor
Speed Signal
Transferred
Signal:
Stand Still
T_Stop
t_Stop = 32 x t_LR
AET03197
Figure 9 Definition of Stand Still Output Pulse
Duty Cycle at Fast Changing Frequencies
If the duty cycle deviates from 50%, it is possible that the present pulse length is output
entirely once and cut once, within the same period, see Figure 10.
Internal Sensor
Speed Signal at
Increasing Speed
Transferred Signal
Pulse lengths are shorter
than half sped period
Pulse lengths are longer
than half sped period
AET03198
Figure 10 Deviation of Duty Cycle at Fast Changing Frequencies
Data Sheet
20
V 4. 0, February 2010