58.7.4 VDDBU Power-On-Reset

Table 58-41. VDDBU POR Characteristics
SymbolParameterConditionsMinTypMaxUnit
VDDBUSupply voltage range (VDDBU)3.6V
VIT-Negative-going input threshold voltage (VDDBU)Measured with a -10V/s ramp rate1.381.51V
VIT+Positive-going input threshold voltage (VDDBU)Measured with a +10V/s ramp rate1.421.55V
VhysHysteresis voltage(1)2545mV
tRESReset time1.23.3ms
tDET-VIT- detection propagation time(2)100 mV threshold overdrive6µs
Note:
  1. Vhys = VIT+ - VIT-
  2. Simulation data

Figure 58-34. VDDIN33/VDDCORE/VDDBU Power-On Reset Characteristics