Atmel ATmega48PV

396
8025I–AVR–02/09
ATmega48P/88P/168P/328P
Figure 27-129.Calibrated 8 MHz RC Oscillator Frequency vs. Temperature.
Figure 27-130.Calibrated 8 MHz RC Oscillator Frequency vs. OSCCAL Value.
CALIBRATED 8MHz RC OSCILLATOR FREQUENCY vs. TEMPERATURE
5.5 V
2.7 V
1.8 V
7.8
7.85
7.9
7.95
8
8.05
8.1
8.15
0 1020304050607080 90 100
Temperature
F
RC
(MHz)
CALIBRATED 8MHz RC OSCILLATOR FREQUENCY vs. OSCCAL VALUE
85 °C
25 °C
0
2
4
6
8
10
12
14
0163248 64 80 96 112 128 144 160 176 192 208 224 240
OSCCAL (X1)
F
RC
(MHz)