User Manual

487
ATmega48A/PA/88A/PA/168A/PA/328/P [DATASHEET]
8271E–AVR–07/2012
Figure 30-318.ATmega328: Watchdog Oscillator Frequency vs. V
CC
Figure 30-319.ATmega328: Calibrated 8MHz RC Oscillator Frequency vs. V
CC
85 °C
25 °C
-40 °C
1.5 2 2.5 3 3.5 4 4.5 5 5.5
(V)
F
RC
(kHz)
108
110
112
114
116
118
120
V
CC
CALIBRATED 8 MHz RC OSCILLATOR FREQUENCY vs. V
CC
85 °C
25 °C
-40 °C
7.4
7.6
7.8
8
8.2
8.4
1.5 2 2.5 33.5 4 4.5 5 5.5
V
CC
(V)
F
RC
(MHz)