Datasheet

293
ATmega8A [DATASHEET]
8159E–AVR–02/2013
Figure 29-42. Calibrated 4 MHz RC Oscillator vs. V
CC
Figure 29-43. Calibrated 4 MHz RC Oscillator vs. OSCCAL Value
105 °C
85 °C
25 °C
-40 °C
3.6
3.65
3.7
3.75
3.8
3.85
3.9
3.95
4
4.05
4.1
2.5 2.8 3.1 3.4 3.7 4 4.3 4.6 4.9 5.2 5.5
V
CC
(V)
F
RC
(MHz)
105 °C
85 °C
25 °C
-40 °C
1
2
3
4
5
6
7
8
0163248 64 8096112128 144 160 176 192 208 224 240 256
OSCCAL (X1)
F
RC
(MHz)