Pin Threshold and Hysteresis
Figure 1. ATmega168PB I/O Pin Input Threshold
Voltage vs. VCC (VIH, I/O Pin read as
‘1’)
Figure 2. ATmega168PB I/O Pin Input Threshold
Voltage vs. VCC (VIL, I/O Pin read as
‘0’)
Figure 3. ATmega168PB I/O Pin Input Hysteresis
vs. VCC
Figure 4. ATmega168PB Reset Input Threshold
Voltage vs. VCC (VIH, I/O Pin read as
‘1’)
Figure 5. ATmega168PB Reset Input Threshold
Voltage vs. VCC (VIL, I/O Pin read as
‘0’)
Figure 6. ATmega168PB Reset Pin Input
Hysteresis vs. VCC