Data Sheet

388
8161D–AVR–10/09
ATmega48PA/88PA/168PA/328P
29.3.9 Pin Threshold and Hysteresis
Figure 29-117.ATmega168PA: I/O Pin Input Threshold Voltage vs. V
CC
(V
IH
, I/O Pin read as ‘1’)
Figure 29-118.ATmega168PA: I/O Pin Input Threshold Voltage vs. V
CC
(V
IL
, I/O Pin read as ‘0’)
85 °C
25 °C
-40 °C
0
0.5
1
1.5
2
2.5
3
1.5 2 2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
Threshold (V)
85 °C
25 °C
-40 °C
0
0.5
1
1.5
2
2.5
1.5 2 2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
Threshold (V)