Datasheet

402
2549O–AVR–05/12
ATmega640/1280/1281/2560/2561
Figure 32-31. Reset Pin Input Hysteresis vs. V
CC
32.9 BOD Threshold and Analog Comparator Offset
Figure 32-32. BOD Threshold vs. Temperature (BOD Level is 4.3V)
85°C
25°C
-40°C
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
1.5 2 2.5 3 3.5 4 4.5 5 5.5
V
CC
(V)
Input Hy
steresis (mV)
Rising Vcc
Falling Vcc
4.2
4.25
4.3
4.35
4.4
-60 -40 -20 0 20 40 60 80 100
Temperature (°C)
Threshold (V)