Datasheet

274
XMEGA A3U [DATASHEET]
Atmel-8386D-AVR-ATxmega64A3U-128A3U-192A3U-256A3U–03/2014
Figure 37-236. 32.768kHz internal oscillator frequency vs. calibration value.
V
CC
= 3.0V, T = 25°C.
37.3.10.3 2MHz Internal Oscillator
Figure 37-237. 2MHz internal oscillator frequency vs. temperature.
DFLL disabled.
20
25
30
35
40
45
50
0 50 100 150 200 250 300
RC32KCAL[7..0]
Frequency [kHz]
1.98
2.00
2.02
2.04
2.06
2.08
2.10
2.12
2.14
2.16
2.18
-45 -35 -25 -15 -5 5 15 25 35 45 55 65 75
Temperature [°C]
Frequency [MHz]
3.3V
3.0V
2.7V
2.2V
1.8V
85