Datasheet

417
7593L–AVR–09/12
AT90USB64/128
Figure 32-25. RC oscillator frequency vs. V
CC
.
Figure 32-26. RC oscillator frequency vs. temperature.
7.8
7.9
8.0
8.1
8.2
8.3
8.4
8.5
8.6
8.7
8.8
2.5 3.0 3.5 4.0 4.5 5.0 5.5
V
CC
(V)
F
RC
(MHz)
85
25
-40
7.8
8.0
8.2
8.4
8.6
8.8
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80
Te mpe rature (°C)
F
RC
(MHz)
5.5
4.0
3.3
3.0
2.7