Datasheet

317
XMEGA A3U [DATASHEET]
Atmel-8386D-AVR-ATxmega64A3U-128A3U-192A3U-256A3U–03/2014
Figure 37-321. 2MHz internal oscillator frequency vs. temperature.
DFLL enabled, from the 32.768kHz internal oscillator .
Figure 37-322. 2MHz internal oscillator CALA calibration step size.
V
CC
= 3V.
3.3V
3.0V
2.7V
2.2V
1.8V
1.975
1.978
1.981
1.984
1.987
1.990
1.993
1.996
1.999
2.002
2.005
2.008
-45 -35 -25 -15 -5 5 15 25 35 45 55 65 75 85
Temperature [°C]
Frequency [MHz]
25°C
-40°C
0.17
0.20
0.22
0.25
0.27
0.30
0.32
0.35
0.37
0 10 20 30 40 50 60 70 80 90 100 110 120 130
CALA
Step size [%]
85°C