Datasheet

121
XMEGA B1 [DATASHEET]
Atmel-8330F-AVR-ATxmega64B1-128B1_datasheet–02/2014
Figure 37-59. 32.768kHz internal oscillator calibration step size.
T = -40  C to 85  C, V
CC
= 3V.
Figure 37-60. 32.768kHz internal oscillator frequency vs. calibration value.
V
CC
= 3.0V, T = 25°C.
85°C
25°C
-40°C
-0.045
-0.04
-0.035
-0.03
-0.025
-0.02
-0.015
-0.01
-0.005
0.000
0.005
0.01
0326496128 160 192 224 256
RC32KCAL[7..0]
Step size: f [kHz]
3.0 V
20
25
30
35
40
45
50
55
0163248 64 8096112128 144 160 176 192 208 224 240 256
RC32KCAL[7..0]
Frequency [kHz]