Datasheet

263
ATmega8(L)
2486M–AVR–12/03
Pin Thresholds and
Hysteresis
Figure 155. I/O Pin Input Threshold Voltage vs. V
CC
(V
IH
, I/O Pin Read as “1”)
Figure 156. I/O Pin Input Threshold Voltage vs. V
CC
(V
IL
, I/O Pin Read as “0”)
I/O PIN INPUT THRESHOLD VOLTAGE vs. V
CC
VIH, IO PIN READ AS '1'
0
0.5
1
1.5
2
2.5
2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
Threshold (V)
85°C
25°C
-40°C
I/O PIN INPUT THRESHOLD VOLTAGE vs. V
CC
VIL, IO PIN READ AS '0'
0
0.5
1
1.5
2
2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
Threshold (V)
85°C
25°C
-40°C