Data Sheet

361
ATmega48A/PA/88A/PA/168A/PA/328/P [DATASHEET]
Atmel-8271H-AVR- ATmega-Datasheet_08/2014
31.2.9 Pin Threshold and Hysteresis
Figure 31-72. ATmega48PA: I/O Pin Input Threshold Voltage vs. V
CC
(V
IH
, I/O Pin read as ‘1’)
Figure 31-73. ATmega48PA: I/O Pin Input Threshold Voltage vs. V
CC
(V
IL
, I/O Pin read as ‘0’)
105°C
85°C
25°C
-40°C
0.8
1.1
1.4
1.7
2
2.3
2.6
2.9
1.5 2 2.5 33.5 4 4.5 5 5.5
V
CC
(V)
Threshold (V)
105°C
85°C
25°C
-40°C
0.3
0.6
0.9
1.2
1.5
1.8
2.1
2.4
1.5 2 2.5 33.5 4 4.5 5 5.5
V
CC
(V)
Threshold (V)