User Manual

481
ATmega48A/PA/88A/PA/168A/PA/328/P [DATASHEET]
8271E–AVR–07/2012
Figure 30-306.ATmega328: I/O Pin Output Voltage vs. Source Current (V
CC
= 5 V)
30.7.9 Pin Threshold and Hysteresis
Figure 30-307.ATmega328: I/O Pin Input Threshold Voltage vs. V
CC
(V
IH
, I/O Pin read as ‘1’)
I/O PIN OUTPUT VOLTAGE vs. SOURCE CURRENT
V
CC
= 5V
85 °C
25 °C
-40 °C
4.3
4.4
4.5
4.6
4.7
4.8
4.9
5
5.1
0 5 10 15 20 25
I
OH
(mA)
V
OH
(V)
85 °C
25 °C
-40 °C
0
0.5
1
1.5
2
2.5
3
3.5
4
1.5 2 2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
Threshold (V)