xmega a3u - Elfa
xmega a3u - Elfa
xmega a3u - Elfa
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XMEGA A3U<br />
Figure 37-72. 2MHz internal oscillator frequency vs. temperature.<br />
DFLL enabled, from the 32.768kHz internal oscillator .<br />
Frequency [MHz]<br />
2.008<br />
2.005<br />
2.002<br />
1.999<br />
1.996<br />
1.993<br />
1.990<br />
1.987<br />
1.984<br />
1.981<br />
1.978<br />
1.975<br />
-45 -35 -25 -15 -5 5 15 25 35 45 55 65 75 85<br />
Temperature [°C]<br />
3.0V<br />
3.3V<br />
2.7V<br />
2.2V<br />
1.8V<br />
Figure 37-73. 2MHz internal oscillator CALA calibration step size.<br />
V CC = 3V.<br />
0.37<br />
0.35<br />
0.32<br />
Step size [%]<br />
0.30<br />
0.27<br />
0.25<br />
0.22<br />
0.20<br />
0.17<br />
0 10 20 30 40 50 60 70 80 90 100 110 120 130<br />
CALA<br />
25°C<br />
-40°C<br />
85°C<br />
8386B–AVR–12/11<br />
128
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