Datasheet

298
XMEGA A3U [DATASHEET]
Atmel-8386D-AVR-ATxmega64A3U-128A3U-192A3U-256A3U–03/2014
37.4.3 ADC Characteristics
Figure 37-284. INL error vs. external V
REF
.
T = 25  C, V
CC
= 3.6V, external reference.
Figure 37-285. INL error vs. sample rate.
T = 25  C, V
CC
= 3.6V, V
REF
= 3.0V external.
Single-ended unsigned mode
Single-ended signed mode
Differential mode
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
V
REF
[V]
INL [LSB]
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
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
ADC sample rate [ksps]
INL [LSB]
500 650 800 950 1100 1250 1400 1550 1700 1850 2000