Datasheet

270
ATmega8(L)
2486M–AVR–12/03
Internal Oscillator Speed Figure 169. Watchdog Oscillator Frequency vs. V
CC
Figure 170. Calibrated 8 MHz RC Oscillator Frequency vs. Temperature
WATCHDOG OSCILLATOR FREQUENCY vs. V
CC
1100
1120
1140
1160
1180
1200
1220
1240
1260
2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
F
RC
(kHz)
85°C
25°C
-40°C
CALIBRATED 8MHz RC OSCILLATOR FREQUENCY vs. TEMPERATURE
6.5
6.7
6.9
7.1
7.3
7.5
7.7
7.9
8.1
8.3
8.5
-60 -40 -20 0 20 40 60 80 100
Temperature (˚C)
F
RC
(MHz)
5.5V
2.7V
4.0V