409
8011Q–AVR–02/2013
ATmega164P/324P/644P
Figure 27-129.Watchdog Oscillator Frequency vs. V
CC
Figure 27-130.Calibrated 8 MHz RC Oscillator vs. V
CC
85°C
25°C
-40°C
110
115
120
125
1.5 2 2.5 33.5 4 4.5 5 5.5
V
CC
(V)
F
RC
(kHz)
CC
85°C
25°C
-40°C
7
7.2
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)
