Datasheet

352
8011O–AVR–07/10
ATmega164P/324P/644P
Figure 26-26. I/O Pin Input Threshold Voltage vs. V
CC
(V
IL
, I/O Pin Read as ‘0’).
Figure 26-27. I/O Pin Input Hysteresis vs. V
CC
.
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)
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 (V)