Datasheet

387
2490R–AVR–02/2013
ATmega64(L)
Figure 251. 2 MHz RC Oscillator Frequency vs. Vcc
Figure 252. 2 MHz RC Oscillator Frequency vs Osccal
CALIBRATED 2MHz RC OSCILLATOR FREQUENCY vs. V
cc
105 °C
85 °C
25 °C
-40 °C
1.8
1.85
1.9
1.95
2
2.05
2.5 3 3.5 4 4.5 5 5.5
V
cc
(V)
F
RC
(MHz )
CALIBRATED 2MHz RC OSCILLATOR FREQUENCY vs. OSCCAL VALUE
105 °C
85 °C
25 °C
-40 °C
0.75
1.25
1.75
2.25
2.75
0 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 256
OSCCAL (X1)
F
RC
(MHz )