Note: Sink and source capabilities of I/O ports are measured on one pin at a time.
Figure 68. Pull-up Resistor Current vs. Input Voltage
PULL-UP RESISTOR CURRENT vs. INPUT VOLTAGE
Vcc = 5V
120
TA = 25˚C
100
TA = 85˚C
80
60
40
20
0
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
VOP (V)
Figure 69. Pull-up Resistor Current vs. Input Voltage
30
25
20
15
10
5
0
0
PULL-UP RESISTOR CURRENT vs. INPUT VOLTAGE
Vcc = 2.7V
TA = 25˚C
TA = 85˚C
0.5
1
1.5
2
2.5
3
VOP (V)
80 AT90S2313
0839I–AVR–06/02