Datasheet

403
ATmega16U4/32U4 [DATASHEET]
Atmel-7766J-USB-ATmega16U4/32U4-Datasheet_04/2016
30.7 Pin Threshold and Hysteresis
Figure 30-22. I/O Pin Input Threshold Voltage vs. V
CC
(V
IH
, IO Pin read as ‘1’)
Figure 30-23. I/O Pin Input Threshold Voltage vs. V
CC
(V
IL
, IO Pin read as ‘0’)
85°C
25°C
-40°C
0.6
0.8
1
1.2
1.4
1.6
1.8
2.5 2.8 3.1 3.4 3.7 4 4.3 4.6 4.9 5.2 5.5
V
CC
(V)
Threshold (V)
85°C
25°C
-40°C
0.6
0.8
1
1.2
1.4
1.6
1.8
2.5 2.8 3.1 3.4 3.7 4 4.3 4.6 4.9 5.2 5.5
V
CC
(V)
Threshold (V)