Datasheet

ATmega164A/PA/324A/PA/644A/PA/1284/P
 2018 Microchip Technology Inc. Data Sheet Complete DS40002070A-page 608
Figure 31-109. Watchdog Oscillator Frequency vs. V
CC
Figure 31-110. Calibrated 8 MHz RC Oscillator vs. V
CC
105 °C
85 °C
25 °C
-40 °C
106
108
110
112
114
116
118
120
2 2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
F
RC
(kHz)
105 °C
85 °C
25 °C
-40 °C
7.5
7.6
7.7
7.8
7.9
8
8.1
8.2
8.3
8.4
22.533.544.555.5
V
CC
(V)
F
RC
(MHz)