Datasheet

407
8011O–AVR–07/10
ATmega164P/324P/644P
Figure 26-131.Calibrated 8 MHz RC Oscillator vs. Temperature
Figure 26-132.Calibrated 8 MHz RC Oscillator vs. OSCCAL Value
5.0V
3.0V
7.5
7.6
7.7
7.8
7.9
8
8.1
8.2
8.3
-60 -40 -20 0 20 40 60 80 100
F
RC
(MHz)
Temperature (°C)
85°C
25°C
-40°C
0
2
4
6
8
10
12
14
16
0163248648096 112 128 144 160 176 192208224240256
OSCCAL (X1)
F
RC
(MHz)