ATXMEGA128B1 Datasheet, PDF (123/138 Pages) ATMEL Corporation – 8/16-bit Atmel XMEGA B1 Microcontroller

Figure 37-69.32MHz internal oscillator frequency vs. CALA calibration value.
V_CC = 3.0V.
56
-40°C
54
52
25°C
50
85°C
48
46
44
42
40
38
36
0 8 16 24 32 40 48 56 64 72 80 88 96 104 112 120 128
DFLLRC32MCALA
Figure 37-70.32MHz internal oscillator frequency vs. CALB calibration value.
V_CC = 3.0V, DFLL enabled.
70
65
60
55
50
45
40
35
30
25
20
0
7
14
21
28
35
42
49
56
DFLLRC32MCALB
-40°C
25°C
85°C
63
XMEGA B1 [DATASHEET]
8330C–AVR–07/2012
123