Datasheet

Figure 30-32. BOD Threshold vs. Temperature (V
CC
= 2.7V)
2.65
2.67
2.69
2.71
2.73
2.75
2.77
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100
Temperature (C)
Threshold (V)
Rising Vcc
Falling Vcc
Figure 30-33. BOD Threshold vs. Temperature (V
CC
= 1.8V)
1.76
1.77
1.78
1.79
1.8
1.81
1.82
1.83
1.84
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100
Temperature (C)
Thre s hold (V)
Rising Vcc
Falling Vcc
Figure 30-34. Calibrated Bandgap Voltage vs. V
CC
85 °C
25 °C
-40 °C
1.066
1.068
1.07
1.072
1.074
1.076
1.078
1.08
1.082
1.084
1.086
1.5 2 2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
Bandgap Voltage (V)
Atmel ATmega644A [DATASHEET]
Atmel-42716C-ATmega644A_Datasheet_Complete-10/2016
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