Datasheet

175
XMEGA A3U [DATASHEET]
Atmel-8386D-AVR-ATxmega64A3U-128A3U-192A3U-256A3U–03/2014
Figure 37-41. Gain error vs. V
REF
.
T = 25  C, V
CC
= 3.6V, ADC sampling speed = 500ksps.
Figure 37-42. Gain error vs. V
CC
.
T = 25  C, V
REF
= external 1.0V, ADC sampling speed = 500ksps.
Single-ended unsigned mode
Single-ended signed mode
Differential mode
0
1
2
3
4
5
6
7
8
9
10
1.01.21.41.61.8 2.02.22.42.62.8 30
Gain Error [mV]
Vref [V]
Single-ended unsigned mode
Single-ended signed mode
Differential mode
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6
Noise [mV RMS]
Vcc [V]