Datasheet

181
XMEGA A1U [DATASHEET]
Atmel-8385H-AVR-ATxmega64A1U-128A1U-Datasheet–AVR–04/2014
Figure 38-127.ADC Offset vs. V
CC
.
T = 25  C, V
REF
= external 1.0V, ADC sampling speed = 500ksps.
Figure 38-128.Noise vs. V
REF
.
T = 25  C, V
CC
= 3.6V, ADC sampling speed = 500ksps.
Differential mode
-0.7
-0.65
-0.6
-0.55
-0.5
-0.45
-0.4
-0.35
-0.3
-0.25
-0.2
1.6 1.8 2 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6
V
CC
[V]
Offset [mV]
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]