Datasheet

176
XMEGA A3U [DATASHEET]
Atmel-8386D-AVR-ATxmega64A3U-128A3U-192A3U-256A3U–03/2014
Figure 37-43. Offset error vs. V
REF
.
T = 25  C, V
CC
= 3.6V, ADC sampling speed = 500ksps.
Figure 37-44. Gain error vs. temperature.
V
CC
= 2.7V, V
REF
= external 1.0V.
Dif f erential mode
-1.20
-1.15
-1.10
-1.05
-1.00
-0.95
-0.90
-0.85
-0.80
1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0
Offset Error [mV]
Vref [V]
Single-ended unsigned mode
Single-ended signed mode
Differential mode
0
1
2
3
4
5
6
7
8
-45 -35 -25 -15 -5 5 15 25 35 45 55 65 75 85
Gain Error [mV]
Temp erature [oC]