Rainbow Electronics ATmega3290P_V - Manual (Page 328)

328
ATmega329/3290/649/6490
2552H–AVR–11/06
Pin Pull-up Figure 156. I/O Pin Pull-up Resistor Current vs. Input Voltage (V
CC
= 5V)
Figure 157. I/O Pin Pull-up Resistor Current vs. Input Voltage (V
CC
= 2.7V)
I/O PIN PULL-UP RESISTOR CURRENT vs. INPUT VOLTAGE
Vcc = 5V
0
20
40
60
80
100
120
140
160
0 1 2 3 4 5
V
IO
(V)
I IO
(u
A
)
85 °C
25 °C
-40 °C
I/O PIN PULL-UP RESISTOR CURRENT vs. INPUT VOLTAGE
Vcc = 2.7V
0
10
20
30
40
50
60
70
80
90
0 0.5 1 1.5 2 2.5 3
V
IO
(V)
I IO
(u
A
)
85 °C
25 °C
-40 °C