Military Comparators 1,218

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Part RoHS Manufacturer Amplifier Type Temperature Grade Terminal Form No. of Terminals Package Code Package Shape Total Dose (V) Package Body Material Nominal Unity Gain Bandwidth Maximum Negative Supply Voltage Limit Maximum Input Offset Voltage Maximum Average Bias Current (IIB) Surface Mount No. of Functions Minimum Common Mode Reject Ratio Technology Screening Level Nominal Common Mode Reject Ratio Maximum Supply Current Nominal Negative Supply Voltage (Vsup) Minimum Isolation Voltage Packing Method Nominal Supply Voltage / Vsup (V) Power Supplies (V) Package Style (Meter) Package Equivalence Code Sub-Category Nominal Slow Rate Maximum Supply Voltage Limit Terminal Pitch Maximum Operating Temperature Maximum Bias Current (IIB) @25C Maximum Common Mode Voltage Nominal Response Time Output Type Minimum Operating Temperature Terminal Finish Terminal Position JESD-30 Code Moisture Sensitivity Level (MSL) Maximum Seated Height Width Qualification Nominal Bandwidth (3dB) JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Length

5962-3811201BDX

NXP Semiconductors

Comparator

Military

Flat

14

DFP

Rectangular

Ceramic, Metal-Sealed Cofired

-18 V

7 mV

1 nA

Yes

4

0 V

15 V

Flatpack

Comparators

18 V

125 °C (257 °F)

-55 °C (-67 °F)

Dual

R-CDFP-F14

No

529/BCA

NXP Semiconductors

Comparator

Military

Through-Hole

14

DIP

Rectangular

Ceramic, Glass-Sealed

6 mV

36 uA

No

1

BIPOLAR

10 mA

-10 V

10 V

In-Line

0.1 in (2.54 mm)

125 °C (257 °F)

Totem Pole

-55 °C (-67 °F)

Dual

R-GDIP-T14

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

0.765 in (19.43 mm)

SE5105AN

NXP Semiconductors

Comparator

Military

Through-Hole

8

DIP

Rectangular

Plastic/Epoxy

-18 V

750 uV

1.5 uA

No

1

19 mA

-5 V

5 V

In-Line

Comparators

6 V

0.1 in (2.54 mm)

125 °C (257 °F)

40 ns

-55 °C (-67 °F)

Tin/Nickel Palladium Gold

Dual

R-PDIP-T8

0.16 in (4.06 mm)

0.3 in (7.62 mm)

No

e3/e4

0.371 in (9.425 mm)

SE527F883B

NXP Semiconductors

Comparator

Military

Through-Hole

14

DIP

Rectangular

Ceramic, Glass-Sealed

-15 V

6 mV

4 uA

No

1

BIPOLAR

MIL-STD-883 Class B

-10 V

10 V

In-Line

Comparators

15 V

0.1 in (2.54 mm)

125 °C (257 °F)

Totem Pole

-55 °C (-67 °F)

Dual

R-GDIP-T14

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

0.769 in (19.535 mm)

5962-8757202CX

NXP Semiconductors

Comparator

Military

Through-Hole

14

DIP

Rectangular

Ceramic, Metal-Sealed Cofired

-15 V

6 mV

36 uA

No

1

BIPOLAR

-10 V

10 V

In-Line

Comparators

15 V

125 °C (257 °F)

-55 °C (-67 °F)

Dual

R-CDIP-T14

No

SE5105N

NXP Semiconductors

Comparator

Military

Through-Hole

8

DIP

Rectangular

Plastic/Epoxy

-18 V

1.2 mV

1.8 uA

No

1

22 mA

-5 V

5 V

In-Line

Comparators

6 V

0.1 in (2.54 mm)

125 °C (257 °F)

40 ns

-55 °C (-67 °F)

Tin/Nickel Palladium Gold

Dual

R-PDIP-T8

0.16 in (4.06 mm)

0.3 in (7.62 mm)

No

e3/e4

0.371 in (9.425 mm)

LM193FE

NXP Semiconductors

Comparator

Military

Through-Hole

8

DIP

Rectangular

Ceramic, Glass-Sealed

0 V

9 mV

300 nA

No

2

BIPOLAR

0 V

5 V

In-Line

Comparators

36 V

0.1 in (2.54 mm)

125 °C (257 °F)

1.3 µs

Open-Collector

-55 °C (-67 °F)

Dual

R-GDIP-T8

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

0.392 in (9.955 mm)

LM111D

NXP Semiconductors

Comparator

Military

Gull Wing

8

SOP

Rectangular

Plastic/Epoxy

-18 V

4 mV

150 nA

Yes

1

BIPOLAR

6 mA

-15 V

15 V

±15 V

Small Outline

SOP8,.25

Comparators

18 V

0.05 in (1.27 mm)

125 °C (257 °F)

10 nA

200 ns

Open-Collector

-55 °C (-67 °F)

Tin Lead

Dual

R-PDSO-G8

1

0.069 in (1.75 mm)

0.154 in (3.9 mm)

No

e0

0.193 in (4.9 mm)

SE527K

NXP Semiconductors

Comparator

Military

Wire

10

Round

Metal

6 mV

4 uA

No

1

BIPOLAR

8.5 mA

-10 V

10 V

5,±10 V

Cylindrical

CAN10,.23

Comparators

125 °C (257 °F)

Totem Pole

-55 °C (-67 °F)

Tin Lead

Bottom

O-MBCY-W10

No

e0

522/BDA

NXP Semiconductors

Comparator

Military

Flat

14

DFP

Rectangular

Ceramic, Metal-Sealed Cofired

15 mV

40 uA

Yes

2

50 mA

-5 V

5 V

Flatpack

0.05 in (1.27 mm)

125 °C (257 °F)

Open-Collector

-55 °C (-67 °F)

Dual

R-CDFP-F14

0.085 in (2.159 mm)

0.248 in (6.2865 mm)

No

LM193AF

NXP Semiconductors

Comparator

Military

Through-Hole

8

DIP

Rectangular

Ceramic, Glass-Sealed

0 V

4 mV

300 nA

No

2

BIPOLAR

0 V

5 V

In-Line

Comparators

36 V

0.1 in (2.54 mm)

125 °C (257 °F)

1.3 µs

Open-Collector

-55 °C (-67 °F)

Dual

R-GDIP-T8

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

0.392 in (9.955 mm)

SE527H883B

NXP Semiconductors

Comparator

Military

Wire

10

Round

Metal

-15 V

6 mV

4 uA

No

1

BIPOLAR

MIL-STD-883 Class B

-10 V

10 V

Cylindrical

Comparators

15 V

125 °C (257 °F)

16 µs

Totem Pole

-55 °C (-67 °F)

Bottom

O-MBCY-W10

No

LM139A/BCA

NXP Semiconductors

Comparator

Military

Through-Hole

14

DIP

Rectangular

Ceramic, Glass-Sealed

4 mV

300 nA

No

4

BIPOLAR

3 mA

5 V

In-Line

Comparators

36 V

0.1 in (2.54 mm)

125 °C (257 °F)

1.3 µs

Open-Collector

-55 °C (-67 °F)

Dual

R-GDIP-T14

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

0.765 in (19.43 mm)

935139740112

NXP Semiconductors

Comparator

Military

Through-Hole

8

DIP

Rectangular

Plastic/Epoxy

-18 V

4 mV

300 nA

No

2

BIPOLAR

5 V

In-Line

18 V

0.1 in (2.54 mm)

125 °C (257 °F)

1.3 µs

Open-Collector

-55 °C (-67 °F)

Dual

R-PDIP-T8

0.165 in (4.2 mm)

0.3 in (7.62 mm)

No

40

250 °C (482 °F)

0.374 in (9.5 mm)

LM119/BCA

NXP Semiconductors

Comparator

Military

Through-Hole

14

DIP

Rectangular

Ceramic, Glass-Sealed

7 mV

1.5 uA

No

2

BIPOLAR

11.5 mA

-15 V

15 V

In-Line

Comparators

0.1 in (2.54 mm)

125 °C (257 °F)

80 ns

Open-Collector

-55 °C (-67 °F)

Dual

R-GDIP-T14

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

0.765 in (19.43 mm)

5962-8751601CX

NXP Semiconductors

Comparator

Military

Through-Hole

14

DIP

Rectangular

Ceramic, Glass-Sealed

7.5 mV

20 uA

No

2

BIPOLAR

-5 V

5 V

In-Line

0.1 in (2.54 mm)

125 °C (257 °F)

Totem Pole

-55 °C (-67 °F)

Dual

R-GDIP-T14

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

0.765 in (19.43 mm)

LM111T

NXP Semiconductors

Comparator

Military

Wire

8

Round

Metal

4 mV

1

BIPOLAR

11 mA

-15 V

15 V

±15 V

Cylindrical

CAN8,.2

Comparators

125 °C (257 °F)

100 nA

200 ns

-55 °C (-67 °F)

Tin/Lead

Bottom

O-MBCY-W8

No

e0

5962-8757202CA

NXP Semiconductors

Comparator

Military

Through-Hole

14

DIP

Rectangular

Ceramic, Metal-Sealed Cofired

-15 V

6 mV

36 uA

No

1

BIPOLAR

MIL-STD-883

-10 V

10 V

In-Line

Comparators

15 V

125 °C (257 °F)

-55 °C (-67 °F)

Tin Lead

Dual

R-CDIP-T14

No

e0

5962-8757202DX

NXP Semiconductors

Comparator

Military

Flat

14

DFP

Rectangular

Ceramic, Metal-Sealed Cofired

-15 V

6 mV

36 uA

Yes

1

BIPOLAR

-10 V

10 V

Flatpack

Comparators

15 V

125 °C (257 °F)

-55 °C (-67 °F)

Dual

R-CDFP-F14

No

SE526A

NXP Semiconductors

Comparator

Military

Through-Hole

14

Rectangular

Plastic/Epoxy

5 mV

35 uA

No

1

BIPOLAR

5 mA

-5 V

5 V

In-Line

125 °C (257 °F)

Totem Pole

-55 °C (-67 °F)

Dual

R-PDIP-T14

No

5962-8757202DA

NXP Semiconductors

Comparator

Military

Flat

14

DFP

Rectangular

Ceramic, Metal-Sealed Cofired

-15 V

6 mV

36 uA

Yes

1

BIPOLAR

MIL-STD-883

-10 V

10 V

Flatpack

Comparators

15 V

125 °C (257 °F)

-55 °C (-67 °F)

Tin Lead

Dual

R-CDFP-F14

No

e0

TCA312

Infineon Technologies

Comparator

Military

Wire

6

Round

Metal

BIPOLAR

±2/±15 V

Cylindrical

CAN6/8,.2

Comparators

125 °C (257 °F)

-55 °C (-67 °F)

Tin/Lead

Bottom

O-MBCY-W6

No

e0

TCA322G

Infineon Technologies

Comparator

Military

Gull Wing

6

SOP

Rectangular

Plastic/Epoxy

6 mV

Yes

BIPOLAR

2.5 mA

±2/±15 V

Small Outline

SOP6,.24

Comparators

0.05 in (1.27 mm)

125 °C (257 °F)

700 nA

-55 °C (-67 °F)

Tin/Lead

Dual

R-PDSO-G6

No

e0

TCA312A

Infineon Technologies

Comparator

Military

Through-Hole

6

DIP

Rectangular

Plastic/Epoxy

15 mV

No

BIPOLAR

2.5 mA

±2/±15 V

In-Line

DIP6,.3

Comparators

0.1 in (2.54 mm)

125 °C (257 °F)

200 nA

-55 °C (-67 °F)

Tin/Lead

Dual

R-PDIP-T6

No

e0

TCA312G

Infineon Technologies

Comparator

Military

Gull Wing

6

SOP

Rectangular

Plastic/Epoxy

15 mV

Yes

BIPOLAR

2.5 mA

±2/±15 V

Small Outline

SOP6,.24

Comparators

0.05 in (1.27 mm)

125 °C (257 °F)

200 nA

-55 °C (-67 °F)

Tin/Lead

Dual

R-PDSO-G6

No

e0

TCA322

Infineon Technologies

Comparator

Military

Wire

6

Round

Metal

BIPOLAR

±2/±15 V

Cylindrical

CAN6/8,.2

Comparators

125 °C (257 °F)

-55 °C (-67 °F)

Tin/Lead

Bottom

O-MBCY-W6

No

e0

TCA322A

Infineon Technologies

Comparator

Military

Through-Hole

6

DIP

Rectangular

Plastic/Epoxy

6 mV

No

BIPOLAR

2.5 mA

±2/±15 V

In-Line

DIP6,.3

Comparators

0.1 in (2.54 mm)

125 °C (257 °F)

700 nA

-55 °C (-67 °F)

Tin/Lead

Dual

R-PDIP-T6

No

e0

MAX9687MJE

Maxim Integrated

Comparator

Military

Through-Hole

16

DIP

Rectangular

Ceramic, Glass-Sealed

-6 V

8 mV

40 uA

No

2

BIPOLAR

-5 V

5 V

5,-5.2 V

In-Line

DIP16,.3

Comparators

6 V

0.1 in (2.54 mm)

125 °C (257 °F)

20 uA

Open-Emitter

-55 °C (-67 °F)

Tin Lead

Dual

R-GDIP-T16

No

e0

MAX921MSA/PR

Maxim Integrated

Comparator

Military

Gull Wing

8

SOP

Rectangular

Plastic/Epoxy

-0.3 V

10 mV

Yes

1

5 μA

3 V

±1.25/±5.5/2.5/11 V

Small Outline

SOP8,.25

Comparators

12 V

0.05 in (1.27 mm)

125 °C (257 °F)

14 µs

-55 °C (-67 °F)

Dual

R-PDSO-G8

1

0.069 in (1.75 mm)

0.154 in (3.9 mm)

No

0.193 in (4.9 mm)

MAX901BMJE

Maxim Integrated

Comparator

Military

Through-Hole

16

DIP

Rectangular

Ceramic, Glass-Sealed

-6 V

6 mV

15 uA

No

4

CMOS

25 mA

-5 V

5 V

5,5/10,GND/-5 V

In-Line

DIP16,.3

Comparators

6 V

0.1 in (2.54 mm)

125 °C (257 °F)

10 uA

10 ns

-55 °C (-67 °F)

Tin Lead

Dual

R-GDIP-T16

1

No

e0

MAX924MJE

Maxim Integrated

Comparator

Military

Through-Hole

16

DIP

Rectangular

Ceramic, Glass-Sealed

-0.3 V

10 mV

No

4

CMOS

11 μA

3 V

3/5 V

In-Line

DIP16,.3

Comparators

12 V

0.1 in (2.54 mm)

125 °C (257 °F)

14 µs

-55 °C (-67 °F)

Tin Lead

Dual

R-GDIP-T16

1

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

e0

MAX972MJA

Maxim Integrated

Comparator

Military

Through-Hole

8

DIP

Rectangular

Ceramic, Glass-Sealed

10 mV

No

2

CMOS

5 μA

5 V

±1.25/±5.5/2.5/11 V

In-Line

DIP8,.3

Comparators

12 V

0.1 in (2.54 mm)

125 °C (257 °F)

300 µs

Open-Drain

-55 °C (-67 °F)

Tin Lead

Dual

R-GDIP-T8

1

No

e0

MAX516AMRG

Maxim Integrated

Comparator

Military

Through-Hole

24

DIP

Rectangular

Ceramic, Glass-Sealed

10 mV

400 nA

No

4

CMOS

10 mA

4.75 V

5/15 V

In-Line

DIP24,.3

Comparators

17 V

0.1 in (2.54 mm)

125 °C (257 °F)

300 nA

800 ns

-55 °C (-67 °F)

Tin Lead

Dual

R-GDIP-T24

1

No

e0

245 °C (473 °F)

MAX9698MJE-4

Maxim Integrated

Comparator

Military

Through-Hole

16

DIP

Rectangular

Ceramic

3 mV

No

BIPOLAR

50 mA

-5 V

5 V

±5 V

In-Line

DIP16,.3

Comparators

0.1 in (2.54 mm)

125 °C (257 °F)

25 uA

6 ns

-55 °C (-67 °F)

Tin/Lead

Dual

R-XDIP-T16

No

e0

MAX921MJA

Maxim Integrated

Comparator

Military

Through-Hole

8

DIP

Rectangular

Ceramic, Metal-Sealed Cofired

-0.3 V

10 mV

No

1

CMOS

5 μA

3 V

±1.25/±5.5/2.5/11 V

In-Line

DIP8,.3

Comparators

12 V

0.1 in (2.54 mm)

125 °C (257 °F)

14 µs

-55 °C (-67 °F)

Tin Lead

Dual

R-CDIP-T8

1

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

e0

MAX907MSA/PR

Maxim Integrated

Comparator

Military

Gull Wing

8

SOP

Rectangular

Plastic/Epoxy

3.5 mV

500 nA

Yes

2

BIPOLAR

1.2 mA

5 V

5 V

Small Outline

SOP8,.25

Comparators

6 V

0.05 in (1.27 mm)

125 °C (257 °F)

300 nA

45 ns

-55 °C (-67 °F)

Tin Lead

Dual

R-PDSO-G8

1

0.069 in (1.75 mm)

0.154 in (3.9 mm)

No

e0

20 s

245 °C (473 °F)

0.193 in (4.9 mm)

V62/09640-03XB

Maxim Integrated

Comparator

Military

Gull Wing

8

SOP

Rectangular

Plastic/Epoxy

10 mV

Yes

2

7.5 μA

±1.25/±5.5/2.5/11 V

Small Outline

SOP8,.25

Comparators

0.05 in (1.27 mm)

125 °C (257 °F)

14 µs

-55 °C (-67 °F)

Dual

R-PDSO-G8

No

MAX900AMJP

Maxim Integrated

Comparator

Military

Through-Hole

20

DIP

Rectangular

Ceramic, Glass-Sealed

-6 V

3 mV

10 uA

No

4

CMOS

25 mA

-5 V

5 V

5,5/10,GND/-5 V

In-Line

DIP20,.3

Comparators

6 V

0.1 in (2.54 mm)

125 °C (257 °F)

6 uA

10 ns

-55 °C (-67 °F)

Tin Lead

Dual

R-GDIP-T20

1

No

e0

MAX9690MJA-4

Maxim Integrated

Comparator

Military

Through-Hole

8

DIP

Rectangular

Ceramic, Glass-Sealed

-6 V

8 mV

40 uA

No

1

BIPOLAR

-5.2 V

5 V

5,-5.2 V

In-Line

DIP8,.3

Comparators

6 V

0.1 in (2.54 mm)

125 °C (257 °F)

20 uA

2.4 ns

-55 °C (-67 °F)

Tin/Lead

Dual

R-GDIP-T8

1

No

e0

MXL1016MJ8

Maxim Integrated

Comparator

Military

Through-Hole

8

DIP

Rectangular

Ceramic, Glass-Sealed

-7 V

3.5 mV

13 uA

No

1

TTL

35 mA

-5 V

5 V

5/±5 V

In-Line

DIP8,.3

Comparators

7 V

0.1 in (2.54 mm)

125 °C (257 °F)

10 uA

10 ns

Push-Pull

-55 °C (-67 °F)

Tin Lead

Dual

R-GDIP-T8

1

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

e0

MAX9686MTW-4

Maxim Integrated

Comparator

Military

Wire

10

Round

Metal

3 mV

BIPOLAR

25 mA

-5 V

5 V

±5 V

Cylindrical

CAN10,.23

Comparators

125 °C (257 °F)

25 uA

6 ns

-55 °C (-67 °F)

Tin/Lead

Bottom

O-MBCY-W10

No

e0

MAX9690MJA

Maxim Integrated

Comparator

Military

Through-Hole

8

DIP

Rectangular

Ceramic

8 mV

No

BIPOLAR

5,-5.2 V

In-Line

DIP8,.3

Comparators

0.1 in (2.54 mm)

125 °C (257 °F)

20 uA

1.7 ns

-55 °C (-67 °F)

Tin/Lead

Dual

R-XDIP-T8

e0

MAX922MSA/PR-T

Maxim Integrated

Comparator

Military

Gull Wing

8

SOP

Rectangular

Plastic/Epoxy

-0.3 V

10 mV

Yes

2

5 μA

3 V

±1.25/±5.5/2.5/11 V

Small Outline

SOP8,.25

Comparators

12 V

0.05 in (1.27 mm)

125 °C (257 °F)

14 µs

-55 °C (-67 °F)

Dual

R-PDSO-G8

1

0.069 in (1.75 mm)

0.154 in (3.9 mm)

No

0.193 in (4.9 mm)

MAX942MSA/PR-T

Maxim Integrated

Comparator

Military

Gull Wing

8

SOP

Rectangular

Plastic/Epoxy

3 mV

400 nA

Yes

2

BIPOLAR

600 μA

Tape And Reel

3 V

Small Outline

SOP8,.24

Comparators

6.5 V

0.05 in (1.27 mm)

125 °C (257 °F)

80 ns

-55 °C (-67 °F)

Tin Lead

Dual

R-PDSO-G8

1

0.069 in (1.75 mm)

0.154 in (3.9 mm)

e0

20 s

240 °C (464 °F)

0.193 in (4.9 mm)

V62/09638-01XB

Maxim Integrated

Comparator

Military

Gull Wing

8

TSSOP

Rectangular

Plastic/Epoxy

4 mV

Yes

2

BIPOLAR

1.2 mA

3/5 V

Small Outline, Thin Profile, Shrink Pitch

TSSOP8,.19

Comparators

0.025 in (0.635 mm)

125 °C (257 °F)

400 nA

80 ns

-55 °C (-67 °F)

Dual

R-PDSO-G8

MAX9685MTW

Maxim Integrated

Comparator

Military

Wire

10

Round

Metal

-6 V

8 mV

40 uA

No

1

ECL

36 mA

-5.2 V

5 V

5,-5.2 V

Cylindrical

CAN10,.23

Comparators

6 V

125 °C (257 °F)

20 uA

1.5 ns

-55 °C (-67 °F)

Tin Lead

Bottom

O-MBCY-W10

No

e0

MAX9686MJA

Maxim Integrated

Comparator

Military

Through-Hole

8

DIP

Rectangular

Ceramic, Glass-Sealed

-6 V

3 mV

25 uA

No

1

BIPOLAR

25 mA

-5 V

5 V

±5 V

In-Line

DIP8,.3

Comparators

6 V

0.1 in (2.54 mm)

125 °C (257 °F)

25 uA

6 ns

-55 °C (-67 °F)

Tin Lead

Dual

R-GDIP-T8

1

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

e0

MAX9077MSA/PR2

Maxim Integrated

Comparator

Military

Gull Wing

8

SOP

Rectangular

Plastic/Epoxy

8 mV

-20 nA

Yes

2

BICMOS

7.5 μA

5 V

2.1/5.5 V

Small Outline

SOP8,.25

Comparators

6 V

0.05 in (1.27 mm)

125 °C (257 °F)

20 nA

580 ns

Push-Pull

-55 °C (-67 °F)

Dual

R-PDSO-G8

1

No

Comparators

Comparators are electronic circuits that compare two input voltages and output a voltage signal that indicates which of the inputs is larger. A comparator is similar to an operational amplifier (op-amp), but it is designed to operate with a limited range of voltage outputs (typically near the power supply rails) and with very high gain.

A comparator typically has two input terminals, a non-inverting (+) input and an inverting (-) input, and one output. When the voltage at the non-inverting input is greater than the voltage at the inverting input, the output of the comparator switches to its maximum positive voltage. Conversely, when the voltage at the inverting input is greater than the voltage at the non-inverting input, the output of the comparator switches to its maximum negative voltage.

Comparators are often used in applications where a precise measurement or detection of voltage level is required, such as in voltage reference circuits, level detectors, and waveform generators. They can also be used to implement digital logic circuits and are frequently used in A/D converters and motor control circuits.

It is worth noting that a comparator output can switch quickly between its high and low states, so they can be sensitive to noise and require careful circuit design to ensure proper operation. In addition, some comparators may include features such as hysteresis, which can help to reduce noise and ensure stable operation in the presence of small fluctuations in the input signals.