Datasheet

555

ATmega169A/PA/329A/PA/649A/P/3290A/PA/6490A/P [DATASHEET]

8284E–AVR–02/2013

Figure 31-407.Atmel ATmega649A: BOD Thresholds vs. temperature (BOD level is 1.8V).

Figure 31-408.ATmega649A: Bandgap voltage vs. V

Rising Vcc

Falling Vcc

1.800

1.805

1.810

1.815

1.820

1.825

1.830

1.835

1.840

1.845

-45 -35 -25 -15 -5 5 15 25 35 45 55 65 75 85

Temperature [°C]

BOD threshold [V]

85°C

25°C

-45°C

1.083

1.085

1.087

1.089

1.091

1.093

1.095

1.097

1.099

1.101

1.103

1.5 2 2.5 3 3.5 4 4.5 5 5.5

Vcc [V]

Bandgap Voltage [V]