Datasheet

417
8284D–AVR–6/11
ATmega169A/PA/329A/PA/3290A/PA/649A/P/6490A/P
Figure 30-111.ATmega169PA: Calibrated 8MHz RC Oscillator Frequency vs. Temperature
Figure 30-112.ATmega169PA: Calibrated 8MHz RC Oscillator Frequency vs. V
CC
5.5 V
4.5 V
3.3 V
1.8 V
7.5
7.6
7.7
7.8
7.9
8
8.1
8.2
-50 -30 -10 10 30 50 70 90
Temperature (°C)
F
RC
(MHz)
85 °C
25 °C
-45 °C
7.5
7.6
7.7
7.8
7.9
8
8.1
8.2
1.5 2 2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
F
RC
(MHz)