37.11.6 Analog Comparator Characteristics

Table 37-36. Electrical and Timing (Device Variant A)
SymbolParameterConditionsMin.Typ.Max.Units
Positive input voltage range-0-VDDANAV
Negative input voltage range-0-VDDANA
OffsetHysteresis = 0, Fast mode-150.0+15mV
Hysteresis = 0, Low-power mode-250.0+25mV
HysteresisHysteresis = 1, Fast mode205080mV
Hysteresis = 1, Low-power mode154075mV
Propagation delayChanges for VACM = VDDANA/2
100 mV overdrive, Fast mode-60116ns
Changes for VACM = VDDANA/2
100 mV overdrive, Low-power mode-225370ns
tSTARTUPStartup timeEnable to ready delay
Fast mode-12μs
Enable to ready delay
Low power mode-1219μs
VSCALEINL(3)--1.40.75+1.4LSB
DNL(3)--0.90.25+0.9LSB
Offset Error (1)(2)--0.2000.260+0.920LSB
Gain Error (1)(2)--0.890.2150.89LSB
Table 37-37. Electrical and Timing (Device Variant B,C, D and L)
SymbolParameterConditionsMin.Typ.Max.Units
Positive input voltage range-0-VDDANAV
Negative input voltage range-0-VDDANA
OffsetHysteresis = 0, Fast mode-150.0+15mV
Hysteresis = 0, Low-power mode-250.0+25mV
HysteresisHysteresis = 1, Fast mode205085mV
Hysteresis = 1, Low-power mode154075mV
Propagation delayChanges for VACM = VDDANA/2
100 mV overdrive, Fast mode-90180ns
Changes for VACM = VDDANA/2
100 mV overdrive, Low-power mode-282520ns
tSTARTUPStartup timeEnable to ready delay
,Fast mode-12.6μs
Enable to ready delay
, Low-power mode-1422μs
VSCALEINL(3)--1.40.75+1.4LSB
DNL(3)--0.90.25+0.9LSB
Offset Error (1)(2)--0.2000.260+0.920LSB
Gain Error (1)(2)--0.890.2150.89LSB
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.