Datasheet

ATmega164A/PA/324A/PA/644A/PA/1284/P
 2018 Microchip Technology Inc. Data Sheet Complete DS40002070A-page 609
Figure 31-111. Calibrated 8 MHz RC Oscillator vs. Temperature
Figure 31-112. Calibrated 8 MHz RC Oscillator vs. OSCCAL Value
5.5 V
4.5 V
3.6 V
2.7 V
1.8 V
7.4
7.5
7.6
7.7
7.8
7.9
8
8.1
8.2
8.3
8.4
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110
Temperature (°C)
F
RC
(MHz)
105 °C
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)