Datasheet

360
8272A–AVR–01/10
164A/164PA/324A/324PA/644A/644PA/1284/1284P
Figure 28-33. ATmega164A: BOD Threshold vs. Temperature (V
BOT
= 1.8V)
Figure 28-34. ATmega164A: Calibrated Bandgap Voltage vs. V
CC
Rising Vcc
Falling Vcc
1.8
1.805
1.81
1.815
1.82
1.825
1.83
1.835
1.84
1.845
1.85
-50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 8090
Temperature (°C)
Threshold (V)
85 °C
25 °C
-40 °C
1.091
1.093
1.095
1.097
1.099
1.101
1.103
1.105
1.107
1.109
1.5 2 2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
Bandgap Voltage (V)