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177
XMEGA C3 [DATASHEET]
8492F–AVR–07/2013
Figure 34-39. Offset error vs. VREF.
T = 25
C, V
CC = 3.6V, ADC sample rate = 300ksps.
Figure 34-40. Gain error vs. temperature.
V
CC = 3.0V, VREF = external 2.0V.
Differential mode
7.0
7.2
7.4
7.6
7.8
8.0
8.2
8.4
8.6
8.8
9.0
9.2
9.4
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
2.6
2.8
3.0
VREF [V]
O
ff
s
e
te
rro
r
[
m
V
]
Differential mode
Single-ended signed mode
Single-ended unsigned mode
-13
-12
-11
-10
-9
-8
-7
-6
-5
-4
-3
-45
-35
-25
-15
-5
5
1525354555657585
Temperature [°C]
G
a
in
e
rro
r
[
m
V
]