Datasheet

364
8025M–AVR–6/11
ATmega48P/88P/168P
30.2.11 Internal Oscilllator Speed
Figure 30-80. Watchdog Oscillator Frequency vs. Temperature.
Figure 30-81. Watchdog Oscillator Frequency vs. V
CC
.
5.5 V
4.0 V
3.3 V
2.7 V
92
94
96
98
100
102
104
106
108
110
112
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 8090
Temperature
F
RC
(kHz)
( ° C)
85 °C
25 °C
-40 °C
102
103
104
105
106
107
108
109
110
111
112
2.5 3 3.5 4 4.5 5
V
CC
(V)
F
RC
(kHz)