ATMEGA168PV_14 Datasheet, PDF (336/420 Pages) ATMEL Corporation – High Endurance Non-volatile Memory Segments

Figure 30-26. I/O Pin Input Threshold Voltage vs. V_CC (V_IL, I/O Pin read as ‘0’).
2.5
85 °C
25 °C
-40 °C
2
1.5
1
0.5
0
1.5
2
2.5
3
3.5
4
4.5
5
5.5
V_CC (V)
Figure 30-27. I/O Pin Input Hysteresis vs. V_CC.
0.6
0.5
85 °C
-40 °C
0.4
25 °C
0.3
0.2
0.1
0
1.5
2
2.5
3
3.5
4
4.5
5
5.5
V_CC (V)
336 ATmega48P/88P/168P
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