Datasheet

402
ATmega640/1280/1281/2560/2561
2549K–AVR–01/07
Figure 187. Reset Pull-up Resistor Current vs. Reset Pin Voltage (V
CC
= 5 V)
Pin Driver Strength Figure 188. I/O Pin output Voltage vs.Sink Current (V
CC
= 3 V)
RESET PULL-UP RESISTOR CURRENT vs. RESET PIN VOLTAGE
V
CC
= 5V
85˚C
25˚C
-40˚C
0
20
40
60
80
100
120
0123456
V
RESET
(V)
I
RESET
(uA)
I/O PIN OUTPUT VOLTAGE vs. SINK CURRENT
V
CC
= 3V
85˚C
25˚C
-40˚C
0
0,1
0,2
0,3
0,4
0,5
0,6
0,7
0,8
0,9
1
0 5 10 15 20 25
I
OL
(mA)
V
OL
(V)