Datasheet

467
8011Q–AVR–02/2013
ATmega164P/324P/644P
28.3.6 Pin Threshold and Hysteresis
Figure 28-101.ATmega644P: I/O Pin Input Threshold vs. V
CC
(V
IH
, I/O Pin Read as ‘1’).
Figure 28-102.ATmega644P: I/O Pin Input Threshold vs. V
CC
(V
IL
, I/O Pin Read as ‘0’).
105 °C
85 °C
25 °C
-40 °C
0
0.5
1
1.5
2
2.5
3
3.5
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
0.5
1
1.5
2
2.5
1.5 2 2.5 33.5 4 4.5 5 5.5
V
CC
(V)
Threshold (V)