38.7 BOD and POR Characteristics

Table 38-8. Power Supply Characteristics
SymbolDescriptionConditionMin.Typ.Max.Unit
SRONPower-on Slope--100V/ms
Table 38-9. Power-On Reset (POR) Characteristics
SymbolDescriptionConditionMin.Typ.Max.Unit
VPORPOR threshold voltage on VDD fallingVDD falls/rises at 0.5V/ms or slower0.8-1.6V
POR threshold voltage on VDD rising1.4-1.8
Table 38-10. Brown-Out Detection (BOD) Characteristics
SymbolDescriptionConditionMin.Typ.Max.Unit
VBODBOD triggering level (falling/rising)BODLEVEL73.94.24.5V
BODLEVEL22.42.62.9
VINTInterrupt level 0Percentage above the selected BOD level-4-%
Interrupt level 1-13-
Interrupt level 2-25-
VHYSHysteresisBODLEVEL7-80-mV
BODLEVEL2-40-
TBODDetection timeContinuous-7-µs
Sampled, 1 kHz-1-ms
Sampled, 125 Hz-8-
TstartStart-up timeTime from enable to ready-40-µs