TLE5012 Datasheet, PDF (47/57 Pages) Infineon Technologies AG – GMR-Based Angular Sensor for Rotor Position Sensing

U_IFA
Vdd
ON = High level
U_IFA^‚0'
Vdd
OFF = Low level
t_PWM
t_OFF
TLE5012
Specification
t_ON
Duty cycle = 5%
Duty cycle = 50%
t
U_IFA ^‚0'
Vdd
Duty cycle = 95%
t
‚0'
Figure 21 Typical Example for a PWM Signal
Table 16 PWM Interface
Parameter
PWM Output Frequency
Output Duty Cycle Range
Symbol
f_PWM
DY_PWM
Min.
244
6.25
-
Values
Typ. Max.
-
1953
-
93.75
2
-
-
98 -
0
-
1
99 -
100
PWM Period Variation
t_PWMvar
-5
-
5
1) f_PWM = (f_DIG * 2^IFAB_RES) / (24 * 4096)
2) depends on internal oscillator frequency variation (Chapter 3.4.6)
t
Unit Note / Test Condition
Hz
selectable by IFAB_RES¹⁾
%
Absolute Angle
%
Electrical Error (S_RST;
S_VR)
%
System Error (S_FUSE;
S_OV; S_XYOL;
S_MAGOL; S_ADCT)
%
Short to GND
%
Short to V_DD, Power-Loss
%
2)
Target Data Sheet
47
V 0.46, 2009-09