xmega a3u - Elfa
xmega a3u - Elfa
xmega a3u - Elfa
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XMEGA A3U<br />
Figure 37-47. Noise vs. V CC .<br />
T = 25°C, V REF = external 1.0V, ADC sampling speed = 500ksps.<br />
Noise [mV RMS]<br />
1.3<br />
1.2<br />
1.1<br />
1.0<br />
0.9<br />
0.8<br />
0.7<br />
0.6<br />
0.5<br />
0.4<br />
Single-ended signed mode<br />
Single-ended unsigned mode<br />
Differential mode<br />
0.3<br />
1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6<br />
V CC<br />
[V]<br />
37.4 DAC Characteristics<br />
Figure 37-48. DAC INL error vs. V REF .<br />
V CC = 3.6V.<br />
INL [LSB]<br />
3.1<br />
2.9<br />
2.7<br />
2.5<br />
2.3<br />
2.1<br />
1.9<br />
1.7<br />
-40°C<br />
1.5<br />
1.3<br />
25°C<br />
1.1<br />
85°C<br />
0.9<br />
1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0<br />
VREF [V]<br />
8386B–AVR–12/11<br />
115
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