Datasheet

345
7674F–AVR–09/09
ATmega164P/324P/644P
27.3 Pin Pull-up
Figure 27-13. I/O Pin Pull-up Resistor Current vs. Input Voltage (Vcc = 5V)
Figure 27-14. Reset Pull-up Resistor Current vs. Reset Pin Voltage (Vcc = 5V)
I/O PIN PULL-UP RESISTOR CURRENT vs. INPUT VOLTAGE
Vcc = 5.0v
0
20
40
60
80
100
120
140
160
0123456
V
OP
(V)
I
OP
(uA)
125
85
25
-45
RESET PULL-UP RESISTOR CURRENT vs. RESET PIN VOLTAGE
Vcc = 5.0v
-20
0
20
40
60
80
100
120
00.511.522.533.544.55
V
RESET
(V)
I
RESET
(uA)
125
85
25
-45