45.10.7 Analog Comparator Characteristics

Table 45-34. Analog Comparator Characteristics
Symbol Parameters Conditions Min. Typ. Max. Unit
PNIVR Positive and Negative input range voltage 0 - VDDANA V
ICMR Input common mode range 0 - VDDANA V
Off (1)(2) Offset

Low power

COMPCTRLn.SPEED = 0x0

-36 +0.4/+2 +48 mV

High speed

COMPCTRLn.SPEED = 0x3

-12 -0.1/+1 +20
VHYS (1)(3) Hysteresis

Low Power

COMPCTRLn.SPEED = 0x0

25 100 248 mV

High speed

COMPCTRLn.SPEED = 0x3

29 100 190
TPD (1, 4)

Propagation Delay Vcm=Vddana/2

Vin = ±100mV overdrive from Vcm

Low power

COMPCTRLn.SPEED = 0x0

- 133 237 ns

High speed

COMPCTRLn.SPEED = 0x3

- 38 73
TSTART (1) Startup time

Low power

COMPCTRLn.SPEED = 0x0

- 6.5 8.5 μs

High speed

COMPCTRLn.SPEED = 0x3

- 2 3
VSCALE (1) INL - 0.2 - LSB
DNL - 0.023 -
Offset Error - 0.049 -
Gain Error - 0.064 -
Note:
  1. These are based on characterization.
  2. Hysteresis disabled.
  3. Hysteresis enabled.
  4. Tpd is measured from Vin transition to ACOUT (AC direct output) toggle. It takes into account only analog propagation delay.
Table 45-35. Power Consumption(1)
Symbol Parameters Conditions Ta Typ. Max. Units
IDDANA

Current consumption - VCM= VDDANA/2

±100 mV overdrive from Vcm

Voltage scaler disabled

COMPCTRLn.SPEED = 0x0

VDDANA = 5.0V

Max 85°C

Typ 25°C

10 16 μA

COMPCTRLn.SPEED = 0x3

VDDANA = 5.0V

39 58
Current consumption Voltage scaler only

VDDANA = 5.0V

43 60
Note:
  1. These values are based on characterization.