37.7 BOD and POR Characteristics

Table 37-8. Power Supply Characteristics
Symbol Description Condition Min. Typ. Max. Unit
SRON Power-on Slope - - 100 V/ms
Table 37-9. Power-On Reset (POR) Characteristics
Symbol Description Condition Min. Typ. Max. Unit
VPOR POR threshold voltage on VDD falling VDD falls/rises at 0.5 V/ms or slower 0.8 - 1.6 V
POR threshold voltage on VDD rising 1.4 - 1.8
Table 37-10. Brown-Out Detection (BOD) Characteristics
Symbol Description Condition Min. Typ. Max. Unit
VBOD BOD triggering level (falling/rising) BODLEVEL7 3.9 4.2 4.5 V
BODLEVEL2 2.4 2.6 2.9
BODLEVEL0 1.7 1.8 2.0
VINT Interrupt level 0 Percentage above the selected BOD level - 4 - %
Interrupt level 1 - 13 -
Interrupt level 2 - 25 -
VHYS Hysteresis BODLEVEL7 - 80 - mV
BODLEVEL2 - 40 -
BODLEVEL0 - 25 -
TBOD Detection time Continuous - 7 - µs
Sampled, 1 kHz - 1 - ms
Sampled, 125 Hz - 8 -
Tstart Start-up time Time from enable to ready - 40 - µs