Datasheet

383
8011K–AVR–09/08
ATmega164P/324P/644P
Figure 28-84. Calibrated 8 MHz RC Oscillator vs. Temperature
Figure 28-85. Calibrated 8 MHz RC Oscillator vs. OSCCAL Value
CALIBRATED 8 MHz RC OSCILLATOR FREQUENCY vs. TEMPERATURE
5.0 V
3.0 V
7,8
7,9
8
8,1
8,2
-60 -40 -20 0 20 40 60 80 100
Temperature
F
RC
(MHz)
CALIBRATED 8 MHz RC OSCILLATOR FREQUENCY vs. OSCCAL VALUE
85 ˚C
25 ˚C
-40 ˚C
0
2
4
6
8
10
12
14
16
0 16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 256
OSCCAL (X1)
F
RC
(MHz)