Commercial Comparators 1,788

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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

LM393APE4

Texas Instruments

Comparator

Commercial

Through-Hole

8

DIP

Rectangular

Plastic/Epoxy

4 mV

-400 nA

No

2

BIPOLAR

1 mA

Tube

5 V

5/30 V

In-Line

DIP8,.3

Comparators

36 V

0.1 in (2.54 mm)

70 °C (158 °F)

50 nA

1.3 µs

Open-Collector

0 °C (32 °F)

Nickel/Palladium/Gold

Dual

R-PDIP-T8

1

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

e4

260 °C (500 °F)

0.386 in (9.81 mm)

LM393U

Texas Instruments

Comparator

Commercial

Flat

10

DFP

Rectangular

Ceramic

9 mV

Yes

2

BIPOLAR

5 V

5 V

Flatpack

FL10,.3

Comparators

0.05 in (1.27 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-XDFP-F10

No

TL514CNP3

Texas Instruments

Comparator

Commercial

Through-Hole

14

DIP

Rectangular

Plastic/Epoxy

No

2

BIPOLAR

In-Line

DIP14,.3

Comparators

0.1 in (2.54 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-PDIP-T14

TLC354CNE4

Texas Instruments

Comparator

Commercial

Through-Hole

14

DIP

Rectangular

Plastic/Epoxy

6.5 mV

600 pA

No

4

CMOS

400 μA

5 V

5 V

In-Line

DIP14,.3

Comparators

18 V

0.1 in (2.54 mm)

70 °C (158 °F)

600 pA

650 ns

Open-Drain

0 °C (32 °F)

Nickel Palladium Gold

Dual

R-PDIP-T14

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

e4

0.76 in (19.305 mm)

LP339DR

Texas Instruments

Comparator

Commercial

Gull Wing

14

SOP

Rectangular

Plastic/Epoxy

9 mV

40 nA

Yes

4

BIPOLAR

100 μA

Tape And Reel

5 V

5 V

Small Outline

SOP14,.25

Comparators

36 V

0.05 in (1.27 mm)

70 °C (158 °F)

25 nA

1.3 µs

Open-Collector

0 °C (32 °F)

Nickel/Palladium/Gold

Dual

R-PDSO-G14

1

0.069 in (1.75 mm)

0.154 in (3.9 mm)

No

e4

260 °C (500 °F)

0.341 in (8.65 mm)

5962-00-410-6297

Texas Instruments

Comparator

Commercial

Through-Hole

14

DIP

Rectangular

Plastic/Epoxy

No

BIPOLAR

In-Line

DIP14,.3

Comparators

0.1 in (2.54 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-PDIP-T14

No

TLC372CPSG4

Texas Instruments

Comparator

Commercial

Gull Wing

8

SOP

Rectangular

Plastic/Epoxy

6.5 mV

600 pA

Yes

2

CMOS

300 μA

5 V

Small Outline

Comparators

18 V

0.05 in (1.27 mm)

70 °C (158 °F)

30 pA

650 ns

Open-Drain

0 °C (32 °F)

Nickel/Palladium/Gold

Dual

R-PDSO-G8

1

0.079 in (2 mm)

0.209 in (5.3 mm)

No

e4

260 °C (500 °F)

0.244 in (6.2 mm)

TL510CU

Texas Instruments

Comparator

Commercial

Flat

10

DFP

Rectangular

Ceramic

Yes

BIPOLAR

Flatpack

FL10,.3

Comparators

0.05 in (1.27 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-XDFP-F10

No

LM361H/NOPB

Texas Instruments

Comparator

Commercial

Wire

10

TO-100

Round

Metal

-16 V

5 mV

30 uA

No

1

BIPOLAR

20 mA

-10 V

10 V

5,±10 V

Cylindrical

CAN10,.23

Comparators

16 V

0.115 in (2.92 mm)

70 °C (158 °F)

30 uA

14 ns

Totem Pole

0 °C (32 °F)

Bottom

O-MBCY-W10

1

0.225 in (5.72 mm)

0.353 in (8.96 mm)

No

0.353 in (8.96 mm)

LM311U

Texas Instruments

Comparator

Commercial

Flat

10

DFP

Rectangular

Ceramic

10 mV

Yes

BIPOLAR

-15 V

15 V

±15 V

Flatpack

FL10,.3

Comparators

0.05 in (1.27 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-XDFP-F10

No

TLC3704CDBR

Texas Instruments

Comparator

Commercial

Gull Wing

14

SSOP

Rectangular

Plastic/Epoxy

6.5 mV

600 pA

Yes

4

CMOS

5 V

Small Outline, Shrink Pitch

18 V

0.026 in (0.65 mm)

70 °C (158 °F)

2.7 µs

Push-Pull

0 °C (32 °F)

Dual

R-PDSO-G14

0.079 in (2 mm)

0.209 in (5.3 mm)

No

0.244 in (6.2 mm)

TLC374CNE4

Texas Instruments

Comparator

Commercial

Through-Hole

14

DIP

Rectangular

Plastic/Epoxy

6.5 mV

600 pA

No

4

CMOS

600 μA

Tube

5 V

5 V

In-Line

DIP14,.3

Comparators

18 V

0.1 in (2.54 mm)

70 °C (158 °F)

30 pA

650 ns

Open-Drain

0 °C (32 °F)

Nickel/Palladium/Gold

Dual

R-PDIP-T14

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

e4

0.76 in (19.305 mm)

TL331CJG4

Texas Instruments

Comparator

Commercial

Through-Hole

8

DIP

Rectangular

Ceramic

No

BIPOLAR

5/30 V

In-Line

DIP8,.3

Comparators

0.1 in (2.54 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-XDIP-T8

TLC339CDRG4

Texas Instruments

Comparator

Commercial

Gull Wing

14

SOP

Rectangular

Plastic/Epoxy

6.5 mV

600 pA

Yes

4

CMOS

100 μA

5 V

5 V

Small Outline

SOP14,.25

Comparators

18 V

0.05 in (1.27 mm)

70 °C (158 °F)

600 pA

2.5 µs

Open-Drain

0 °C (32 °F)

Nickel Palladium Gold

Dual

R-PDSO-G14

1

0.069 in (1.75 mm)

0.154 in (3.9 mm)

No

e4

30 s

260 °C (500 °F)

0.341 in (8.65 mm)

LM393APW

Texas Instruments

Comparator

Commercial

Gull Wing

8

TSSOP

Rectangular

Plastic/Epoxy

4 mV

Yes

BIPOLAR

2.5 mA

5 V

5 V

Small Outline, Thin Profile, Shrink Pitch

TSSOP8,.25

Comparators

0.025 in (0.635 mm)

70 °C (158 °F)

250 nA

1.3 µs

0 °C (32 °F)

Dual

R-PDSO-G8

No

TLC372CPSRG4

Texas Instruments

Comparator

Commercial

Gull Wing

8

SOP

Rectangular

Plastic/Epoxy

6.5 mV

600 pA

Yes

2

CMOS

300 μA

Tape And Reel

5 V

5 V

Small Outline

SOP8,.3

Comparators

18 V

0.05 in (1.27 mm)

70 °C (158 °F)

30 pA

650 ns

Open-Drain

0 °C (32 °F)

Nickel/Palladium/Gold

Dual

R-PDSO-G8

1

0.079 in (2 mm)

0.209 in (5.3 mm)

No

e4

260 °C (500 °F)

0.244 in (6.2 mm)

LM339J/NOPB

Texas Instruments

Comparator

Commercial

Through-Hole

14

DIP

Rectangular

Ceramic, Glass-Sealed

0 V

9 mV

400 nA

No

4

BIPOLAR

0 V

5 V

In-Line

Comparators

36 V

0.1 in (2.54 mm)

70 °C (158 °F)

1.3 µs

Open-Collector

0 °C (32 °F)

Dual

R-GDIP-T14

1

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

0.765 in (19.43 mm)

LM339AN-N

Texas Instruments

Comparator

Commercial

Through-Hole

14

DIP

Rectangular

Plastic/Epoxy

4 mV

No

4

BIPOLAR

2.5 mA

5 V

5 V

In-Line

DIP14,.3

Comparators

0.1 in (2.54 mm)

70 °C (158 °F)

250 nA

1.3 µs

0 °C (32 °F)

Dual

R-PDIP-T14

No

TLV1391CDBVTE4

Texas Instruments

Comparator

Commercial

Gull Wing

5

LSSOP

Rectangular

Plastic/Epoxy

9 mV

-400 nA

Yes

1

BIPOLAR

150 μA

3 V

3/5 V

Small Outline, Low Profile, Shrink Pitch

TSOP5/6,.11,37

Comparators

7 V

0.037 in (0.95 mm)

70 °C (158 °F)

250 nA

700 ns

Open-Collector

0 °C (32 °F)

Nickel Palladium Gold

Dual

R-PDSO-G5

1

0.057 in (1.45 mm)

0.063 in (1.6 mm)

No

e4

30 s

260 °C (500 °F)

0.114 in (2.9 mm)

TLC371Y

Texas Instruments

Comparator

Commercial

No Lead

5

DIE

5 mV

100 pA

Yes

1

CMOS

150 μA

5 V

Uncased Chip

18 V

70 °C (158 °F)

650 µs

Open-Drain

0 °C (32 °F)

Upper

X-XUUC-N5

No

TLV3701CDBV

Texas Instruments

Comparator

Commercial

Gull Wing

5

LSSOP

Rectangular

Plastic/Epoxy

0 V

7 mV

1.5 nA

Yes

1

0 V

2.7 V

Small Outline, Low Profile, Shrink Pitch

TSOP5/6,.11,37

Comparators

17 V

0.037 in (0.95 mm)

70 °C (158 °F)

240 µs

Push-Pull

0 °C (32 °F)

Nickel Palladium Gold

Dual

R-PDSO-G5

0.057 in (1.45 mm)

0.063 in (1.6 mm)

No

e4

0.114 in (2.9 mm)

TLC3704CPWRG4

Texas Instruments

Comparator

Commercial

Gull Wing

14

TSSOP

Rectangular

Plastic/Epoxy

-18 V

6.5 mV

600 pA

Yes

4

CMOS

80 μA

Tape And Reel

5 V

5 V

Small Outline, Thin Profile, Shrink Pitch

TSSOP14,.25

Comparators

18 V

0.026 in (0.65 mm)

70 °C (158 °F)

30 pA

2.7 µs

Push-Pull

0 °C (32 °F)

Nickel/Palladium/Gold

Dual

R-PDSO-G14

1

0.047 in (1.2 mm)

0.173 in (4.4 mm)

No

e4

260 °C (500 °F)

0.197 in (5 mm)

TL712CPSR

Texas Instruments

Comparator

Commercial

Gull Wing

8

SOP

Rectangular

Plastic/Epoxy

5 mV

600 uA

Yes

1

BIPOLAR

20 mA

Tape And Reel

5 V

5 V

Small Outline

SOP8,.3

Comparators

7 V

0.05 in (1.27 mm)

70 °C (158 °F)

600 uA

25 ns

Push-Pull

0 °C (32 °F)

Nickel Palladium Gold

Dual

R-PDSO-G8

1

0.079 in (2 mm)

0.209 in (5.3 mm)

No

e4

30 s

260 °C (500 °F)

0.244 in (6.2 mm)

TLC352CPWR

Texas Instruments

Comparator

Commercial

Gull Wing

8

TSSOP

Rectangular

Plastic/Epoxy

0 V

5 mV

600 pA

Yes

2

CMOS

300 μA

0 V

Tape And Reel

5 V

1.5/5 V

Small Outline, Thin Profile, Shrink Pitch

TSSOP8,.25

Comparators

18 V

0.026 in (0.65 mm)

70 °C (158 °F)

20 nA

650 ns

Open-Collector

0 °C (32 °F)

Nickel Palladium Gold

Dual

R-PDSO-G8

1

0.047 in (1.2 mm)

0.118 in (3 mm)

No

e4

30 s

260 °C (500 °F)

0.173 in (4.4 mm)

UA711CJP4

Texas Instruments

Comparator

Commercial

Through-Hole

14

DIP

Rectangular

Ceramic

No

2

BIPOLAR

12,-6 V

In-Line

DIP14,.3

Comparators

0.1 in (2.54 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-XDIP-T14

TL712CPSE4

Texas Instruments

Comparator

Commercial

Gull Wing

8

SOP

Rectangular

Plastic/Epoxy

5 mV

Yes

1

BIPOLAR

5 V

Small Outline

Comparators

7 V

0.05 in (1.27 mm)

70 °C (158 °F)

25 ns

3-State

0 °C (32 °F)

Nickel Palladium Gold

Dual

R-PDSO-G8

1

0.079 in (2 mm)

0.209 in (5.3 mm)

No

e4

30 s

260 °C (500 °F)

0.244 in (6.2 mm)

LM306D3

Texas Instruments

Comparator

Commercial

Gull Wing

8

SOP

Rectangular

Plastic/Epoxy

Yes

1

BIPOLAR

12,-3/-12 V

Small Outline

SOP8,.25

Comparators

0.05 in (1.27 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-PDSO-G8

LT1016CP

Texas Instruments

Comparator

Commercial

Through-Hole

8

DIP

Rectangular

Plastic/Epoxy

-7 V

3.5 mV

13 uA

No

1

BIPOLAR

35 mA

-5 V

5 V

±5 V

In-Line

DIP8,.3

Comparators

7 V

0.1 in (2.54 mm)

70 °C (158 °F)

10 uA

10 ns

0 °C (32 °F)

Dual

R-PDIP-T8

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

0.386 in (9.81 mm)

TL710CN3

Texas Instruments

Comparator

Commercial

Through-Hole

14

DIP

Rectangular

Plastic/Epoxy

No

BIPOLAR

In-Line

DIP14,.3

Comparators

0.1 in (2.54 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-PDIP-T14

TLC374CJP4

Texas Instruments

Comparator

Commercial

Through-Hole

14

DIP

Rectangular

Ceramic

6.5 mV

No

CMOS

800 μA

5 V

5 V

In-Line

DIP14,.3

Comparators

0.1 in (2.54 mm)

70 °C (158 °F)

600 pA

650 ns

0 °C (32 °F)

Dual

R-XDIP-T14

TLV3704CPWG4

Texas Instruments

Comparator

Commercial

Gull Wing

14

TSSOP

Rectangular

Plastic/Epoxy

0 V

7 mV

1.5 nA

Yes

4

CMOS

1 μA

0 V

2.7 V

±1.25/±8/2.5/16 V

Small Outline, Thin Profile, Shrink Pitch

TSSOP14,.25

Comparators

17 V

0.026 in (0.65 mm)

70 °C (158 °F)

250 pA

240 µs

Push-Pull

0 °C (32 °F)

Nickel Palladium Gold

Dual

R-PDSO-G14

1

0.047 in (1.2 mm)

0.173 in (4.4 mm)

No

e4

30 s

260 °C (500 °F)

0.197 in (5 mm)

TL710CP3

Texas Instruments

Comparator

Commercial

Through-Hole

8

DIP

Rectangular

Plastic/Epoxy

No

BIPOLAR

In-Line

DIP8,.3

Comparators

0.1 in (2.54 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-PDIP-T8

TLC339CPWR

Texas Instruments

Comparator

Commercial

Gull Wing

14

TSSOP

Rectangular

Plastic/Epoxy

6.5 mV

600 pA

Yes

4

CMOS

80 μA

Tape And Reel

5 V

5 V

Small Outline, Thin Profile, Shrink Pitch

TSSOP14,.25

Comparators

18 V

0.026 in (0.65 mm)

70 °C (158 °F)

2 pA

2.5 µs

Open-Collector

0 °C (32 °F)

Nickel/Palladium/Gold

Dual

R-PDSO-G14

1

0.047 in (1.2 mm)

0.173 in (4.4 mm)

No

e4

260 °C (500 °F)

0.197 in (5 mm)

LP339D

Texas Instruments

Comparator

Commercial

Gull Wing

14

SOP

Rectangular

Plastic/Epoxy

9 mV

40 nA

Yes

4

BIPOLAR

100 μA

Tube

5 V

5 V

Small Outline

SOP14,.25

Comparators

36 V

0.05 in (1.27 mm)

70 °C (158 °F)

25 nA

1.3 µs

Open-Collector

0 °C (32 °F)

Nickel/Palladium/Gold

Dual

R-PDSO-G14

1

0.069 in (1.75 mm)

0.154 in (3.9 mm)

No

e4

260 °C (500 °F)

0.341 in (8.65 mm)

LM339DP3

Texas Instruments

Comparator

Commercial

Gull Wing

14

SOP

Rectangular

Plastic/Epoxy

9 mV

Yes

4

BIPOLAR

2 mA

5 V

5 V

Small Outline

SOP14,.25

Comparators

0.05 in (1.27 mm)

70 °C (158 °F)

1.3 µs

0 °C (32 °F)

Dual

R-PDSO-G14

TL712CP

Texas Instruments

Comparator

Commercial

Through-Hole

8

DIP

Rectangular

Plastic/Epoxy

5 mV

600 uA

No

1

BIPOLAR

20 mA

Tube

5 V

5 V

In-Line

DIP8,.3

Comparators

7 V

0.1 in (2.54 mm)

70 °C (158 °F)

600 uA

25 ns

Push-Pull

0 °C (32 °F)

Nickel Palladium Gold

Dual

R-PDIP-T8

1

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

e4

0.386 in (9.81 mm)

TL721CJG

Texas Instruments

Comparator

Commercial

Through-Hole

8

DIP

Rectangular

Ceramic

No

BIPOLAR

In-Line

DIP8,.3

Comparators

0.1 in (2.54 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-XDIP-T8

No

TL712CJGP4

Texas Instruments

Comparator

Commercial

Through-Hole

8

DIP

Rectangular

Ceramic

No

BIPOLAR

20 mA

5 V

5 V

In-Line

DIP8,.3

Comparators

0.1 in (2.54 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-XDIP-T8

TL810CJG4

Texas Instruments

Comparator

Commercial

Through-Hole

8

DIP

Rectangular

Ceramic

No

BIPOLAR

In-Line

DIP8,.3

Comparators

0.1 in (2.54 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-XDIP-T8

TL710CJGP4

Texas Instruments

Comparator

Commercial

Through-Hole

8

DIP

Rectangular

Ceramic

No

BIPOLAR

In-Line

DIP8,.3

Comparators

0.1 in (2.54 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-XDIP-T8

TL820CN

Texas Instruments

Comparator

Commercial

Through-Hole

14

DIP

Rectangular

Plastic/Epoxy

No

BIPOLAR

In-Line

DIP14,.3

Comparators

0.1 in (2.54 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-PDIP-T14

No

TL710CNP3

Texas Instruments

Comparator

Commercial

Through-Hole

14

DIP

Rectangular

Plastic/Epoxy

No

BIPOLAR

In-Line

DIP14,.3

Comparators

0.1 in (2.54 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-PDIP-T14

LT1011CP

Texas Instruments

Comparator

Commercial

Through-Hole

8

DIP

Rectangular

Plastic/Epoxy

-18 V

3 mV

80 nA

No

1

BIPOLAR

4 mA

-15 V

15 V

±15 V

In-Line

DIP8,.3

Comparators

18 V

0.1 in (2.54 mm)

70 °C (158 °F)

50 nA

150 ns

0 °C (32 °F)

Dual

R-PDIP-T8

0.2 in (5.08 mm)

0.3 in (7.62 mm)

No

0.386 in (9.81 mm)

TLC3702CPSR

Texas Instruments

Comparator

Commercial

Gull Wing

8

SOP

Rectangular

Plastic/Epoxy

6.5 mV

600 pA

Yes

2

CMOS

40 μA

Tape And Reel

5 V

5 V

Small Outline

SOP8,.3

Comparators

18 V

0.05 in (1.27 mm)

70 °C (158 °F)

30 pA

2.7 µs

Push-Pull

0 °C (32 °F)

Nickel/Palladium/Gold

Dual

R-PDSO-G8

1

0.079 in (2 mm)

0.209 in (5.3 mm)

No

e4

260 °C (500 °F)

0.244 in (6.2 mm)

LP311DG4

Texas Instruments

Comparator

Commercial

Gull Wing

8

SOP

Rectangular

Plastic/Epoxy

-18 V

10 mV

150 nA

Yes

1

BIPOLAR

-15 V

15 V

±15 V

Small Outline

SOP8,.25

Comparators

18 V

0.05 in (1.27 mm)

70 °C (158 °F)

100 nA

1.2 µs

Open-Collector, Open-Emitter

0 °C (32 °F)

Nickel Palladium Gold

Dual

R-PDSO-G8

1

0.069 in (1.75 mm)

0.154 in (3.9 mm)

No

e4

30 s

260 °C (500 °F)

0.193 in (4.9 mm)

TL514CW

Texas Instruments

Comparator

Commercial

Flat

14

DFP

Rectangular

Ceramic

Yes

BIPOLAR

Flatpack

FL14,.3

Comparators

0.05 in (1.27 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-XDFP-F14

No

TL331CP3

Texas Instruments

Comparator

Commercial

Through-Hole

8

DIP

Rectangular

Plastic/Epoxy

No

BIPOLAR

5/30 V

In-Line

DIP8,.3

Comparators

0.1 in (2.54 mm)

70 °C (158 °F)

0 °C (32 °F)

Dual

R-PDIP-T8

TL712CDRG4

Texas Instruments

Comparator

Commercial

Gull Wing

8

SOP

Rectangular

Plastic/Epoxy

5 mV

Yes

1

BIPOLAR

20 mA

5 V

5 V

Small Outline

SOP8,.25

Comparators

7 V

0.05 in (1.27 mm)

70 °C (158 °F)

25 ns

3-State

0 °C (32 °F)

Nickel Palladium Gold

Dual

R-PDSO-G8

1

0.069 in (1.75 mm)

0.154 in (3.9 mm)

No

e4

30 s

260 °C (500 °F)

0.193 in (4.9 mm)

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.