Datasheet

XMC1100
XMC1000 Family
Electrical Parameter
Data Sheet 42 V1.4, 2014-05
Figure 13 shows the typical curves for the accuracy of DCO1, with and without
calibration based on temperature sensor, respectively.
Figure 13 Typical DCO1 accuracy over temperature
Table 20 provides the characteristics of the 32 kHz clock output from digital controlled
oscillators, DCO2 in XMC1100.
Table 20 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
conditions
1)
after trimming
1) The deviation is relative to the factory trimmed frequency at nominal V
DDC
and T
A
=+25 °C.
Accuracy Δf
LT
CC -1.7 – 3.4 % with respect to f
NOM
(typ),
over temperature
(0 °C to 85 °C)
2)
2) Not subject to production test, verified by design/characterisation.
-3.9 – 4.0 % with respect to f
NOM
(typ),
over temperature
(-40 °C to 105 °C)
2)
-4.00
-3.00
-2.00
-1.00
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
Accuracy [%]
Temperature [ C]
Without calibration based
on temperature sensor
With calibration based on
temperature sensor
°
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