tle4942 Infineon Technologies Corporation, tle4942 Datasheet - Page 19

• Manufacturer Part Number: tle4942
• Description: Differential Two-wire Hall Effect Sensor-ic For Wheel Speed Applications With Direction Detection
• Manufacturer: Infineon Technologies Corporation

Data Sheet
Figure 9
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.
Figure 10 Deviation of Duty Cycle at Fast Changing Frequencies
Internal Sensor
Speed Signal
Transferred
Signal:
Stand Still
Internal Sensor
Speed Signal at
Increasing Speed
Transferred Signal
Definition of Stand Still Output Pulse
Pulse lengths are shorter
than half sped period
T
Stop
19
t
Stop
= 32 x
Pulse lengths are longer
than half sped period
t
LR
AET03198
TLE4942-1C
V 3. 1, 2005-02
TLE4942-1
AET03197