Datasheet

220
ATmega323(L)
1457E–11/01
Figure 123. Calibrated RC Oscillator Frequency vs. V
CC
Figure 124. Watchdog Oscillator Frequency vs. V
CC
Sink and source capabilities of I/O ports are measured on one pin at a time.
0.88
0.9
0.92
0.94
0.96
0.98
1
1.02
2 2.5 3 3.5 4 4.5 5 5.5 6
CALIBRATED RC OSCILLATOR FREQUENCY vs.
F
Rc
(MHz)
V
cc
(V)
T = 85
˚
C
A
T = 25
˚
C
A
T = 45
˚
C
A
T = 70
˚
C
A
OPERATING VOLTAGE
0
200
400
600
800
1000
1200
1400
1600
2 2.5 3 3.5 4 4.5 5 5.5 6
T = 85˚C
A
T = 25˚C
A
WATCHDOG OSCILLATOR FREQUENCY vs. V
cc
V (V)
cc
F (KHz)
RC