Datasheet

214
XMEGA A3U [DATASHEET]
Atmel-8386D-AVR-ATxmega64A3U-128A3U-192A3U-256A3U–03/2014
37.2.3 ADC Characteristics
Figure 37-118. INL error vs. external V
REF
.
T = 25  C, V
CC
= 3.6V, external reference.
Figure 37-119. 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
Dif f erential mode
0.0
0.5
1.0
1.5
2.0
2.5
3.0
1.01.21.41.61.82.02.22.42.62.83.0
INL [LSB]
Vref [V]
Single-ended unsigned mode
Single-ended signed mode
Dif f erential mode
0
0.5
1
1.5
2
2.5
3
500 650 800 950 1100 1250 1400 1550 1700 1850 2000
INL[LSB]
ADC sample rate [ksp s]