ATMEGA649 Datasheet, PDF (331/375 Pages) ATMEL Corporation – 8-bit Microcontroller with In-System Programmable Flash

Pin Driver Strength
ATmega329/3290/649/6490
Figure 162. I/O Pin Source Current vs. Output Voltage, Ports A, C, D, E, F, G, H, J
(V_CC = 5V)
I/O PIN SOURCE CURRENT vs. OUTPUT VOLTAGE, PORTS A, C, D, E, F, G, H, J
Vcc = 5V
70
60
-40°C
50
25°C
40
85°C
30
20
10
0
0
1
2
3
4
5
6
V_OH (V)
Figure 163. I/O Pin Source Current vs. Output Voltage, Ports A, C, D, E, F, G, H, J
(V_CC = 2.7V)
I/O PIN SOURCE CURRENT vs. OUTPUT VOLTAGE, PORTS A, C, D, E, F, G, H, J
Vcc = 2.7V
25
-40°C
20
25°C
85°C
15
10
5
0
0
0.5
1
1.5
2
2.5
3
V_OH (V)
2552H–AVR–11/06
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