44.10.6 Analog Comparator (AC) Characteristics

Table 44-27. Electrical and Timing
Symbol Parameters Conditions Min. Typ Max. Unit
PNIVR Positive and Negative input range voltage - 0 -  VDDANA V
ICMR Input common mode range - 0 - VDDANA-0.1 V
Off(2) Offset COMPCTRLn.SPEED=0x0 -70 -4.5/+1.5 70 mV
COMPCTRLn.SPEED=0x1 -55 -4.5/+1.5 55
COMPCTRLn.SPEED=0x2 -48 -4.5/+1.5 48
COMPCTRLn.SPEED=0x3 -42 -4.5/+1.5 42
VHys(2) Hysteresis COMPCTRLn.HYST=0x0 10 45 74 mV
COMPCTRLn.HYST=0x1 22 70 106
COMPCTRLn.HYST=0x2 37 90 116
COMPCTRLn.HYST=0x3 49 105 131
Tpd(2)

Propagation Delay
Vcm=Vddana/2, Vin = +-100mV overdrive from Vcm

 COMPCTRLn.SPEED=0x0 - 4.0 12.3 µs
COMPCTRLn.SPEED=0x1 - 0.97 2.59
COMPCTRLn.SPEED=0x2 - 0.56 1.41
COMPCTRLn.SPEED=0x3 - 0.33 0.77
Tstart(1) Start-up time(1) COMPCTRLn.SPEED=0x0 - 17 56 µs
COMPCTRLn.SPEED=0x1 - 0.85 4.5
COMPCTRLn.SPEED=0x2 - 0.55 3.2
COMPCTRLn.SPEED=0x3 - 0.45 2.7
Vscale(2) INL - 0.34 - LSB
DNL - 0.06 -
Offset Error - 0.1 -
Gain Error - 1.22 -
Note:
  1. These values are based on simulation. They are not covered by production test limits or characterization.
  2. These are based on characterization
Table 44-28. Power Consumption(1)
Symbol Parameters Conditions Ta. Min. Typ Max. Unit
IDDANA Current consumption - Vcm=VDDANA/2, +-100 mV overdrive from Vcm, Voltage scaler disabled COMPCTRLn.SPEED=0x0, VDDANA=3.3V Max. 85°C Typ. 25°C - 50 1973 nA
COMPCTRLn.SPEED=0x1, VDDANA=3.3V - 156 2082
COMPCTRLn.SPEED=0x2, VDDANA=3.3V - 289 2223
COMPCTRLn.SPEED=0x3, VDDANA=3.3V - 549 2495
Current consumption Voltage scaler only VDDANA=3.3V - 13 17 µA
Note:
  1. These are based on characterization.