398
2549O–AVR–05/12
ATmega640/1280/1281/2560/2561
Figure 32-23. I/O Pin Output Voltage vs. Sink Current (V
CC
= 5V)
Figure 32-24. I/O Pin Output Voltage vs. Source Current (V
CC
= 3V)
25°C
-40°C
0
0.1
0.2
0.3
0.4
0.5
0.6
0 5 10 15 20 25
I
OL
(mA)
V
OL
(V)
85°C
85°C
25°C
-40°C
0
0.5
1
1.5
2
2.5
3
3.5
0 5 10 15 20 25
I
OH
(mA)
V
OH
(V)
