Datasheet

154
XMEGA A1U [DATASHEET]
Atmel-8385H-AVR-ATxmega64A1U-128A1U-Datasheet–AVR–04/2014
Figure 38-73. 2MHz internal oscillator frequency vs. temperature.
DFLL enabled.
Figure 38-74. 2MHz internal oscillator CALA calibration step size.
V
CC
= 3V.
3.3 V
3.0 V
2.7 V
2.2 V
1.8 V
1.9900
1.9925
1.9950
1.9975
2.0000
2.0025
2.0050
2.0075
2.0100
-40 -25 -10 5 20 35 50 65 80 95 110
Frequency [MHz]
Temperature [°C]
105 °C
85 °C
25 °C
-40 °C
0.12
0.14
0.15
0.17
0.18
0.20
0.21
0.23
0.24
0 15 30 45 60 75 90 105 120 135
Frequency step size [%]
CALA