XMC1300 Datasheet, PDF (47/64 Pages) Infineon Technologies AG – Microcontroller Series

XMC1300
XMC1000 Family
Electrical Parameter
Figure 14 shows the typical curves for the accuracy of DCO1, with and without
calibration based on temperature sensor, respectively.
4.00
3.00
2.00
Without calibration based
on temperature sensor
1.00
With calibration based on
temperature sensor
0.00
- 1.00
- 2.00
- 3.00
- 4.00
-50 -40 -30 -20 -10 0
10 20 30 40 50 60 70 80 90 100 110 120
Temperature [°C]
Figure 14 Typical DCO1 accuracy over temperature
Table 22 provides the characteristics of the 32 kHz clock output from digital controlled
oscillators, DCO2 in XMC1300.
Table 22 32 kHz DCO2 Characteristics (Operating Conditions apply)
Parameter
Symbol
Limit Values Unit Test Conditions
Min. Typ. Max.
Nominal frequency f_NOM CC 32.5 32.75 33 kHz under nominal
conditions¹⁾ after trimming
Accuracy
Δf_LT CC -1.7 –
3.4 %
with respect to f_NOM(typ),
over temperature
(0 °C to 85 °C)²⁾
-3.9 –
4.0 %
with respect to f_NOM(typ),
over temperature
(-40 °C to 105 °C)²⁾
1) The deviation is relative to the factory trimmed frequency at nominal V_DDC and T_A = + 25 °C.
2) Not subject to production test, verified by design/characterisation.
Data Sheet
47
V1.4, 2014-05
Subject to Agreement on the Use of Product Information