ATXMEGA384C3_14 Datasheet, PDF (115/125 Pages) ATMEL Corporation – 8/16-bit Atmel XMEGA C3 Microcontroller

Figure 36-61. 32MHz Internal Oscillator CALA Calibration Step Size
V_CC = 3.0V
0.35
0.33
0.31
0.29
0.27
0.25
0.23
0.21
0.19
0.17
0.15
0
-40°C
25°C
85°C
105°C
8 16 24 32 40 48 56 64 72 80 88 96 104 112 120 128
CALA
Figure 36-62. 32MHz Internal Oscillator Frequency vs. CALB Calibration Value
V_CC = 3.0V
80
74
68
62
56
50
44
38
32
26
20
0
7
14
21
28
35
42
49
56
DFLLRC2MCALB
-40 °C
25 °C
85 °C
105 °C
63
XMEGA C3 [DATASHEET]
Atmel-8361F-AVR-ATxmega384C3-Datasheet–11/2014
115