54
AT90S/LS2323/2343
1004D–09/01
Note: Sink and source capabilities of I/O ports are measured on one pin at a time.
Figure 48. Pull-up Resistor Current vs. Input Voltage
Figure 49. Pull-up Resistor Current vs. Input Voltage
0
20
40
60
80
100
120
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
PULL-UP RESISTOR CURRENT vs. INPUT VOLTAGE
V = 5V
cc
I (µA)
OP
V (V)
OP
T = 85˚C
A
T = 25˚C
A
0
5
10
15
20
25
30
0 0.5 1 1.5 2 2.5 3
PULL-UP RESISTOR CURRENT vs. INPUT VOLTAGE
I (µA)
OP
V (V)
OP
V = 2.7V
cc
T = 85˚C
A
T = 25˚C
A