Datasheet

489
8272A–AVR–01/10
164A/164PA/324A/324PA/644A/644PA/1284/1284P
28.6.10 BOD Threshold
Figure 28-276.ATmega644PA: BOD Threshold vs. Temperature (V
BOT
= 4.3V)
Figure 28-277.ATmega644PA: BOD Threshold vs. Temperature (V
BOT
= 2.7V)
Rising Vcc
Falling Vcc
4.2
4.23
4.26
4.29
4.32
4.35
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 8090
Temperature (°C)
Threshold (V)
Rising Vcc
Falling Vcc
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)