Datasheet
416
7593L–AVR–09/12
AT90USB64/128
32.13 Watchdog timer frequency
Figure 32-23. WDT oscillator frequency vs. V
CC
.
32.14 Internal RC oscillator frequency
Figure 32-24. RC oscillator frequency vs. OSCCAL, T = 25°C.
108
110
112
114
116
118
120
122
124
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
V
CC
(V)
F
RC
(kHz)
85
25
-40
2
4
6
8
10
12
14
16
-1 15 31 47 63 79 95 111 127 143 159 175 191 207 223 239 255
OSCCAL (X1)
F
RC
(MHz)