Datasheet

XMEGA A4U [DATASHEET]
Atmel-8387G-AVR-ATxmega16A4U-34A4U-64A4U-128A4U-Datasheet_03/2014
224
Figure 37-132. Noise vs. V
REF
.
T = 25  C, V
CC
= 3.6V, ADC sampling speed = 500ksps.
Figure 37-133. Noise vs. V
CC
.
T = 25  C, V
REF
= external 1.0V, ADC sampling speed = 500ksps.
Single-ended Unsigned
Single-ended Signed
Differential Signed
0.4
0.55
0.7
0.85
1
1.15
1.3
1 1.2 1.4 1.6 1.8 2 2.2 2.4 2.6 2.8 3
V
REF
[V]
Noise [mV RMS]
Single-ended Unsigned
Single-ended Signed
Differential Signed
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
1.2
1.3
1.6 1.8 2 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6
V
CC
[V]
Noise [mV RMS]