Datasheet

366
8018P–AVR–08/10
ATmega169P
Figure 29-54. Watchdog Oscillator Frequency vs. V
CC
Figure 29-55. Calibrated 8 MHz RC Oscillator Frequency vs. Temperature
800
850
900
950
1000
1050
1100
1150
1200
1.5 2 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
7.2
7.4
7.6
7.8
8
8.2
8.4
8.6
8.8
-60 -40 -20 0 20 40 60 80 100
T
a
(°C)
F
RC
(M
Hz)
5.5V
4.0V
2.7V
1.8V