Datasheet

404
ATmega16U4/32U4 [DATASHEET]
Atmel-7766J-USB-ATmega16U4/32U4-Datasheet_04/2016
Figure 30-24. USB Pin Input Threshold Voltage vs. V
CC
(V
IH
, IO Pin read as ‘1’)
Figure 30-25.
USB Pin Input Threshold Voltage vs. V
CC
(V
IL
, I/O Pin read as ‘0’)
85°C
25°C
-40°C
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2
2.7 2.8 2.9 3 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8
V
CC
(V)
Threshold (V)
85°C
25°C
-40°C
0.9
1
1.1
1.2
1.3
1.4
1.5
1.6
2.7 2.8 2.9 3 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8
V
CC
(V)
Threshold (V)