Datasheet

 2018 Microchip Technology Inc. Data Sheet Complete DS40002058A-page 149
ATxmega128A1U/ATxmega64A1U
Figure 38-46. Noise vs. V
REF
.
T = 25  C, V
CC
= 3.6V, ADC sampling speed = 500ksps.
Figure 38-47. Noise vs. V
CC
.
T = 25  C, V
REF
= external 1.0V, ADC sampling speed = 500ksps.
Differential
0.37
0.38
0.39
0.4
0.41
0.42
0.43
0.44
0.45
0.46
0.47
1 1.2 1.4 1.6 1.8 2 2.2 2.4 2.6 2.8 3
V
REF
[V]
Noise [mV RMS]
Differential
0.35
0.36
0.37
0.38
0.39
0.4
0.41
0.42
1.6 1.8 2 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6
V
CC
[V]
Noise [mV RMS]