Datasheet

405
7593L–AVR–09/12
AT90USB64/128
32.1 Input voltage levels
Figure 32-1. Input low voltage vs. V
CC
, all I/Os excluding DP/DM, XTAL1 and reset.
Figure 32-2. Input high voltage vs. V
CC
, all I/Os excluding DP/DM, XTAL1 and reset.
0.50
0.75
1.00
1.25
1.50
1.75
2.5 3.0 3.5 4.0 4.5 5.0 5.5
V
CC
(V)
Thres hold (V)
85
25
-40
0.50
0.75
1.00
1.25
1.50
1.75
2.5 3.0 3.5 4.0 4.5 5.0 5.5
V
CC
(V)
Thres hold (V)
85
25
-40