49.3.4 Analog Comparator Characteristics

Table 49-7. Analog Comparator Characteristics
SymbolParametersConditionsMin.Typ.Max.Unit
PNIVRPositive and Negative input range voltage 0-VDDANAV
ICMRInput common mode rangeHysteresis Disable

COMPCTRLn.HYSTEN = 0x0

0-VDDANAV
Off (1)(2)OffsetLow power

COMPCTRLn.SPEED = 0x0

-66+/-466mV
High speed

COMPCTRLn.SPEED = 0x3

-27+/-227
TPD (1, 3)Propagation Delay

Vcm=Vddana/2Vin = ±100mV overdrive from Vcm

Low power

COMPCTRLn.SPEED = 0x0

-149290ns
High speed

COMPCTRLn.SPEED = 0x3

-4178
TSTART (1)Startup timeLow power

COMPCTRLn.SPEED = 0x0

-6.811.2μs
High speed

COMPCTRLn.SPEED = 0x3

-2.24
VSCALE (1)INL-0.2-LSB
DNL-0.03-
Offset Error-0.050-
Gain Error-0.07-
Note:
  1. These are based on characterization.
  2. Hysteresis disabled.
  3. Tpd is measured from Vin transition to ACOUT (AC direct output) toggle. It takes into account only analog propagation delay.
Table 49-8. Power Consumption (1)
SymbolParametersConditionsTaTyp.MaxUnits
IDD ANAVoltage scaler disabledCOMPCTRLn.SPEED = 0x0,

VDDANA =5.0V

Max 125°C Typ 25°C1020µA
COMPCTRLn.SPEED = 0x3,

VDDANA =5.0V

3966
Voltage scaler onlyVDDANA =5.0V4368
Note:
  1. These are based on characterization.