Datasheet

Figure 30-27. I/O Pin Input Hysteresis vs. V
CC
105 °C
85 °C
25 °C
-40 °C
0
0.1
0.2
0.3
0.4
0.5
0.6
1.5 2 2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
Input Hysteresis (mV)
Figure 30-28. Reset Pin Input Threshold vs. V
CC
(V
IH
, I/O Pin Read as ‘1’)
105 °C
85 °C
25 °C
-40 °C
0.6
0.9
1.2
1.5
1.8
2.1
2.4
1.5 2 2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
Threshold (V)
Figure 30-29. Reset Pin Input Threshold vs. V
CC
(V
IL
, I/O Pin Read as ‘0’)
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 3 3.5 4 4.5 5 5.5
V
CC
(V)
Threshold (V)
Atmel ATmega644PA [DATASHEET]
Atmel-42717C-ATmega644PA_Datasheet_Complete-10/2016
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