Analog Comparator Characteristics

Table 1. 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 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 Hysteresis COMPCTRLn.HYST=0x0 10 45 79 mV
COMPCTRLn.HYST=0x1 22 70 115
COMPCTRLn.HYST=0x2 37 90 138
COMPCTRLn.HYST=0x3 49 105 159
Tpd(1)

Propagation Delay
Vcm=Vddana/2, Vin= +-100mV overdrive from VCM (Common Mode Voltage)

COMPCTRLn.SPEED=0x0 - 4 12.3 µs
COMPCTRLn.SPEED=0x1 - 0.97 2.6
COMPCTRLn.SPEED=0x2 - 0.56 1.4
COMPCTRLn.SPEED=0x3 - 0.33 0.77
Tstart(1) Start-up time COMPCTRLn.SPEED=0x0 - 17 71 µs
COMPCTRLn.SPEED=0x1 - 0.85 4.5
COMPCTRLn.SPEED=0x2 - 0.55 3.2
COMPCTRLn.SPEED=0x3 - 0.45 2.7
Vscale INL   - 0.4 - LSB
DNL   - 0.1 -
Offset Error   - 0.1 -
Gain Error   - 1.3 -
Note:
  1. 1.These values are based on characterization. They are not covered in test limits in production.
Table 2. Power Consumption (1)
Symbol Parameters Conditions Ta Min. Typ Max. Unit
IDDANA

Current consumption
VCM=VDDANA/2,
+/-100mV overdrive from VCM,

Voltage scaler disabled

COMPCTRLn.SPEED=0x0, VDDANA=3.3V

Max.125°C
Typ.25°C

- 51 232 nA
COMPCTRLn.SPEED=0x1, VDDANA=3.3V - 233 604
COMPCTRLn.SPEED=0x2, VDDANA=3.3V - 456 1009
COMPCTRLn.SPEED=0x3, VDDANA=3.3V - 879 1756
Current consumption Voltage Scaler only VDDANA=3.3V - 13 19 µA
Note:
  1. 1.These values are based on characterization. They are not covered in test limits in production.