Datasheet

301
XMEGA A3U [DATASHEET]
Atmel-8386D-AVR-ATxmega64A3U-128A3U-192A3U-256A3U–03/2014
Figure 37-290. Gain error vs. V
REF
.
T = 25  C, V
CC
= 3.6V, ADC sampling speed = 500ksps.
Figure 37-291. 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
-10
-8
-6
-4
-2
0
2
4
V
REF
[V]
Gain error [mV]
1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0
Single-ended unsigned mode
Single-ended signed mode
Differential mode
-2.0
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
2.5
3.0
V
CC
[V]
Gain Error [mV]
1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6