Datasheet

232
XMEGA A3U [DATASHEET]
Atmel-8386D-AVR-ATxmega64A3U-128A3U-192A3U-256A3U–03/2014
Figure 37-153. 32.768kHz internal oscillator frequency vs. calibration value.
V
CC
= 3.0V, T = 25°C.
37.2.10.3 2MHz Internal Oscillator
Figure 37-154. 2MHz internal oscillator frequency vs. temperature.
DFLL disabled.
22
25
28
31
34
37
40
43
46
49
0 30 60 90 120 150 180 210 240 270
Frequency [kHz]
RC32KCAL[7..0]
3.6 V
3.0 V
2.7 V
2.2 V
1.8 V
1.6 V
1.99
2.01
2.02
2.04
2.05
2.07
2.08
2.10
2.11
2.13
-45 -30 -15 0 15 30 45 60 75 90
Frequency [MHz]
Temperature [°C]