Datasheet

Figure 34-38. ATmega48PA: Calibrated 8 MHz RC Oscillator Frequency vs. Temperature
5.5V
4.0V
3.0V
1.
8V
7.65
7.7
7.75
7.
8
7.85
7.9
7.95
8
8
.05
8.1
8.15
8.2
-40 -
30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110
Temperature (°C)
F
RC
(MHz)
Figure 34-39. ATmega48PA: Calibrated 8 MHz RC Oscillator Frequency vs. OSCCAL Value
105°C
85°C
25°C
-40°C
4
5
6
7
8
9
10
11
12
1
3
14
15
0 16
32 48 64 80 96 112 128 144 160 176 192 208 224 240 256
OSCCAL (X1)
F
RC
(MHz)
ATmega48PA/88PA/168PA
Typical Characteristics (TA = -40°C to 105°C)
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Datasheet Complete
DS40002011A-page 418