Datasheet
ATmega164A/PA/324A/PA/644A/PA/1284/P
2018 Microchip Technology Inc. Data Sheet Complete DS40002070A-page 457
30.5.7 Pin pull-up
Figure 30-211. ATmega644A: I/O pin pull-up resistor current vs. input voltage (V
CC
= 1.8V)
Figure 30-212. ATmega644A: I/O pin pull-up resistor current vs. input voltage (V
CC
= 2.7V)
85°C
25°C
-40°C
0
5
10
15
20
25
30
35
40
45
50
V
OP
[V]
I
OP
[µA]
0 1.00.80.60.40.2 1.61.41.2 1.8
0
10
20
30
40
50
60
70
80
V
OP
[V]
I
OP
[µA]
85°C
25°C
-40°C
0 2.52.01.51.00.5 3.0