39.6.6 Analog Comparator Characteristics

Table 39-24. Electrical and Timing (Device Variant A)
SymbolParameterConditionsMin.Typ.Max.Units
Positive input voltage range0-VDDANAV
Negative input voltage range0-VDDANA
OffsetHysteresis = 0, Fast mode-150.0+15mV
Hysteresis = 0, Low power mode-250.0+25mV
HysteresisHysteresis = 1, Fast mode205083mV
Hysteresis = 1, Low power mode154075mV
Propagation delayChanges for VACM=VDDANA/2
100mV overdrive, Fast mode-60116ns
Changes for VACM=VDDANA/2
100mV overdrive, Low power mode-225370ns
tSTARTUPStartup timeEnable to ready delay
Fast mode-12μs
Enable to ready delay
Low power mode-1219μs
VSCALEINL(3)-0.75+1.58LSB
DNL(3)-0.25+0.95LSB
Offset Error (1)(2)-0.2000.260+1.035LSB
Gain Error (1)(2)0.551.22.0LSB
Table 39-25. Electrical and Timing (Device Variant B, C, D and L)
SymbolParameterConditionsMin.Typ.Max.Units
Positive input voltage range0-VDDANAV
Negative input voltage range0-VDDANA
OffsetHysteresis = 0, Fast mode-150.0+15mV
Hysteresis = 0, Low power mode-250.0+25mV
HysteresisHysteresis = 1, Fast mode205090mV
Hysteresis = 1, Low power mode154075mV
Propagation delayChanges for VACM=VDDANA/2
100mV overdrive, Fast mode-90180ns
Changes for VACM=VDDANA/2
100mV overdrive, Low power mode-282520ns
tSTARTUPStartup timeEnable to ready delay
Fast mode-12.6μs
Enable to ready delay
Low power mode-1422μs
VSCALEINL(3)-0.75+1.58LSB
DNL(3)-0.25+0.95LSB
Offset Error (1)(2)-0.2000.260+1.035LSB
Gain Error (1)(2)0.551.22.0LSB
Note:
  1. According to the standard equation V(X)=VLSB*(X+1); VLSB=VDDANA/64
  2. Data computed with the Best Fit method
  3. Data computed using histogram