Datasheet

426
8011Q–AVR–02/2013
ATmega164P/324P/644P
Figure 28-20. ATmega164P: I/O Pin Input Threshold vs. V
CC
(V
IL
, I/O Pin Read as ‘0’)
Figure 28-21. ATmega164P: I/O Pin Input Hysteresis vs. V
CC
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)
105 °C
85 °C
25 °C
-40 °C
0.2
0.25
0.3
0.35
0.4
0.45
0.5
0.55
0.6
0.65
0.7
1.5 2 2.5 33.5 4 4.5 5 5.5
V
CC
(V)
Input Hysteresis (mV)