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Comparators facilitate the comparison of two voltages or currents and output a digital signal indicating which is larger. Key attributes include CMRR, PSRR (Typ), and Hysteresis, which are critical for ensuring precision and stability in applications. They are commonly used in new product design and prototyping.

What are Comparators ?

Comparators are integrated circuits that compare two input voltages and output a signal based on the comparison. They are widely used in applications such as signal conditioning, data acquisition, and control systems. Important specifications for selection include CMRR (Common Mode Rejection Ratio), which affects the accuracy of the comparison; PSRR (Power Supply Rejection Ratio), which ensures stable operation under varying supply voltages; and Hysteresis, which prevents false triggering in noisy environments. When sourcing, it's essential to validate lifecycle status and consider alternate-source options to mitigate supply chain risks.

Part & Mfr

Total Stock

Pricing & RFQ

CMRR, PSRR (Typ)

Current

Hysteresis

Mounting Type

Number of Elements

Operating Temperature

Output Type

Propagation Delay (Max)

Supplier Device Package

Type

Voltage

TS331IYLT

STMicroelectronics

3,000

Price on request

3,000

79dB CMRR

26µA

Surface Mount

-40°C ~ 125°C

Open Drain

720ns

SOT-23-5

General Purpose

5mV @ 5V

ADCMP670-1YUJZ-RL7

Analog Devices Inc./Maxim Integrated

3,000

Price on request

3,000

11µA

11mV

Surface Mount

-40°C ~ 125°C

Open Drain

10µs

TSOT-6

with Voltage Reference

1.7V ~ 5.5V

TS3021IYLT

STMicroelectronics

3,000

Price on request

3,000

79dB CMRR

90µA

Surface Mount

-40°C ~ 125°C

Push-Pull

105ns

SOT-23-5

General Purpose

6mV @ 5V

TSX3702IQ2T

STMicroelectronics

3,000

Price on request

3,000

85dB CMRR, 89dB PSRR

8µA

Surface Mount

-40°C ~ 125°C

Push-Pull

8-DFN (2x2)

General Purpose

5mV @ 5V

KA339ADTF

On Semiconductor

3,000

Price on request

3,000

LM393QT

STMicroelectronics

3,000

Price on request

3,000

2.5mA

Surface Mount

CMOS, DTL, ECL, MOS, Open-Collector, TTL

8-UFSON (2x2)

General Purpose

2V ~ 36V, ±1V ~ 18V

KA393ADTF

On Semiconductor

3,000

Price on request

3,000

LM139AW/883

Texas Instruments

3,000

Price on request

3,000

70dB CMRR, 60dB PSRR

2mA

10mV

Surface Mount

-55°C ~ 125°C

Open-Collector, CMOS, DTL, ECL, MOS, TTL

1.3µs (Typ)

14-CFP

Differential

2mV @ 30V

LM111J-8/883

Texas Instruments

3,000

From Optech Co.,Limited

Price on request

3,000

5mA, 6mA

Through Hole

-55°C ~ 125°C

Open-Collector

200ns (Typ)

8-CDIP

General Purpose

3mV @ ±15V

TS880ICT

STMicroelectronics

3,000

Price on request

3,000

78dB CMRR, 80dB PSRR

430nA, 600nA

3.1mV

Surface Mount

-40°C ~ 125°C

Open-Drain, Rail-to-Rail

11µs

SC-70-5

General Purpose

5mV @ 5V

TS3021AILT

STMicroelectronics

3,000

Price on request

3,000

79dB CMRR

90µA

Surface Mount

-40°C ~ 125°C

Push-Pull

105ns

SOT-23-5

General Purpose

6mV @ 5V

MCP6566UT-E/OT

Microchip Technology

3,000

Price on request

3,000

66dB CMRR, 70dB PSRR

130µA

5mV

Surface Mount

-40°C ~ 125°C

CMOS, Open-Drain

80ns

SOT-23-5

General Purpose

10mV @ 5.5V

MAX9686BCSA

Analog Devices Inc./Maxim Integrated

3,000

From Components Technology Group, Inc.

Price on request

3,000

96dB CMRR, 85dB PSRR

20mA, 25mA

Surface Mount

0°C ~ 70°C

Complementary

9ns

8-SOIC

General Purpose

3mV @ ±5V

AD8611AR-REEL7

Analog Devices Inc./Maxim Integrated

3,000

From Components Technology Group, Inc.

Price on request

3,000

85dB CMRR, 73dB PSRR

10mA, 4mA

Surface Mount

-40°C ~ 85°C

Complementary, TTL

5.5ns

8-SOIC

with Latch

7mV @ 5V

LM2903BQDGKRQ1

Texas Instruments

3,000

Price on request

3,000

600µA

Surface Mount

-40°C ~ 125°C

Open-Collector, CMOS, MOS, TTL

300ns (Typ)

8-VSSOP

General Purpose

2.5mV @ 5V

LM2903AVQPWRG4Q1

Texas Instruments

2,981

Across 3 distributors

Distributor	Stock	MOQ	Country
MW.FEP S.p.A.	74	-	-
Bristol Electronics	7	-	-
Xingangxin	2,900	-	-

Price on request

2,981

Distributor	Stock	MOQ	Country
MW.FEP S.p.A.	74	-	-
Bristol Electronics	7	-	-
Xingangxin	2,900	-	-

2.5mA

Surface Mount

-40°C ~ 125°C

CMOS, MOS, Open-Drain, TTL

8-TSSOP

Differential

2mV @ 5V

TLC3704CD

Texas Instruments

2,936

From Optech Co.,Limited

Price on request

2,936

84dB CMRR

100µA

Surface Mount

0°C ~ 70°C

CMOS, Push-Pull, TTL

4.5µs

14-SOIC

General Purpose

5mV @ 10V

LM239AMPWREP

Texas Instruments

2,866

From Optech Co.,Limited

Price on request

2,866

2mA

Surface Mount

-55°C ~ 125°C

CMOS, MOS, Open-Collector, TTL

14-TSSOP

Differential

2.5mV @ 30V

TS374IN

STMicroelectronics

2,850

Across 3 distributors

Distributor	Stock	MOQ	Country
Hybrid Electronics	325	-	-
Partservice	25	-	-
Optech Co.,Limited	2,500	-	-

Price on request

2,850

Distributor	Stock	MOQ	Country
Hybrid Electronics	325	-	-
Partservice	25	-	-
Optech Co.,Limited	2,500	-	-

250µA

Through Hole

-40°C ~ 125°C

CMOS, MOS, Open-Drain, TTL

14-DIP

Differential

10mV @ 5V

KA2903DTF

On Semiconductor

2,846

Price on request

2,846

2.5mA

Surface Mount

-40°C ~ 85°C

Open-Drain

8-SOIC

Differential

7mV @ 5V

MAX961EUA

Analog Devices Inc./Maxim Integrated

2,800

Across 2 distributors

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,000	-	-
Hybrid Electronics	800	-	-

Price on request

2,800

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,000	-	-
Hybrid Electronics	800	-	-

80dB CMRR, 86.02dB PSRR

11mA

3.5mV

Surface Mount

-40°C ~ 85°C

CMOS, Complementary, TTL

7ns

8-uMAX/uSOP

General Purpose

1.5mV @ 5V

LM2903QPWRG4Q1

Texas Instruments

2,764

Price on request

2,764

2.5mA

Surface Mount

-40°C ~ 125°C

CMOS, MOS, Open-Collector, TTL

8-TSSOP

Differential

7mV @ 5V

MCP65R41T-2402E/CHY

Microchip Technology

2,764

Price on request

2,764

70dB CMRR, 80dB PSRR

4µA

5mV

Surface Mount

-40°C ~ 125°C

CMOS, Push-Pull, TTL

8µs

SOT-23-6

with Voltage Reference

10mV @ 5.5V

TLV7011DBVR

Texas Instruments

2,764

Price on request

2,764

78dB CMRR, 78dB PSRR

10µA

14mV

Surface Mount

-40°C ~ 125°C

Rail-to-Rail

260ns (Typ)

SOT-23-5

General Purpose

8mV @ 5V

LM139JB

Texas Instruments

2,755

Across 2 distributors

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,750	-	-
Speed Components Ltd	5	-	-

Price on request

2,755

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,750	-	-
Speed Components Ltd	5	-	-

2mA

Through Hole

-55°C ~ 125°C

Open-Collector, CMOS, MOS, TTL, Output

300ns (Typ)

14-CDIP

Differential

5mV @ 5V

LM393LVQDRQ1

Texas Instruments

2,753

From Optech Co.,Limited

Price on request

2,753

65dB, 80dB PSRR

35µA

Surface Mount

-40°C ~ 125°C

Open-Drain, Rail-to-Rail

600ns

8-SOIC

General Purpose

2mV @ 5V

TLC3704QDRG4Q1

Texas Instruments

2,748

From Optech Co.,Limited

Price on request

2,748

84dB CMRR

175µA

Surface Mount

-40°C ~ 125°C

CMOS, Push-Pull, TTL

4.5µs

14-SOIC

General Purpose

5mV @ 10V

LMV7235M5X

Texas Instruments

2,742

Price on request

2,742

67dB CMRR, 85dB PSRR

95µA

Surface Mount

-40°C ~ 85°C

Open-Drain, Rail-to-Rail

62ns

SOT-23-5

General Purpose

6mV @ 5V

TLC3704CN

Texas Instruments

2,720

Across 2 distributors

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,356	-	-
Optech Co.,Limited	364	-	-

Price on request

2,720

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,356	-	-
Optech Co.,Limited	364	-	-

84dB CMRR

100µA

Through Hole

0°C ~ 70°C

CMOS, Push-Pull, TTL

4.5µs

14-PDIP

General Purpose

5mV @ 10V

ADCMP600BKSZ-R2

Analog Devices Inc./Maxim Integrated

2,680

Across 2 distributors

Distributor	Stock	MOQ	Country
Braun Electronic Components	498	1	-
Optech Co.,Limited	2,182	-	-

Price on request

2,680

Distributor	Stock	MOQ	Country
Braun Electronic Components	498	1	-
Optech Co.,Limited	2,182	-	-

50dB CMRR, 50dB PSRR

4mA

2mV

Surface Mount

-40°C ~ 125°C

CMOS, TTL

5ns

SC-70-5

General Purpose

5mV @ 2.5V

LM119J

Texas Instruments

2,664

Across 2 distributors

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,600	-	-
Partservice	64	-	-

Price on request

2,664

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,600	-	-
Partservice	64	-	-

11.5mA

Through Hole

-55°C ~ 125°C

DTL, Open-Collector, RTL, TTL

14-CDIP

General Purpose

4mV @ ±15V

TLC3702CPSRG4

Texas Instruments

2,662

From Optech Co.,Limited

Price on request

2,662

84dB CMRR

50µA

Surface Mount

0°C ~ 70°C

CMOS, Push-Pull, TTL

4.5µs

8-SO

General Purpose

5mV @ 10V

LM119H

Texas Instruments

2,657

Across 3 distributors

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,560	-	-
Bristol Electronics	1	-	-
Partservice	96	-	-

Price on request

2,657

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,560	-	-
Bristol Electronics	1	-	-
Partservice	96	-	-

11.5mA

Through Hole

-55°C ~ 125°C

DTL, Open-Collector, RTL, TTL

TO-100-10

General Purpose

4mV @ ±15V

MAX901AESE

Analog Devices Inc./Maxim Integrated

2,654

From Components Technology Group, Inc.

Price on request

2,654

86.02dB CMRR, 86.02dB PSRR

15mA,12mA,6mA

Surface Mount

-40°C ~ 85°C

TTL

16-SOIC

General Purpose

2mV @ ±5V

MAX9032AUA+T

Analog Devices Inc./Maxim Integrated

2,621

From Optech Co.,Limited

Price on request

2,621

100dB CMRR, 100dB PSRR

55µA

4mV

Surface Mount

-40°C ~ 125°C

CMOS, Rail-to-Rail, TTL

228ns

8-uMAX/uSOP

General Purpose

1mV @ 5V

ADCMP356YKSZ-REEL7

Analog Devices Inc./Maxim Integrated

2,620

Across 2 distributors

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,420	-	-
Optech Co.,Limited	200	-	-

Price on request

2,620

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,420	-	-
Optech Co.,Limited	200	-	-

15µA

15mV

Surface Mount

-40°C ~ 125°C

Push-Pull

SC-70-4

with Voltage Reference

2.25V ~ 5.5V

LM139AJ

Texas Instruments

2,615

Across 5 distributors

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,500	-	-
Fe Components	14	1	-
HMB Electronics LLC	85	-	-
Speed Components Ltd	12	-	-
Partservice	4	-	-

Price on request

2,615

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,500	-	-
Fe Components	14	1	-
HMB Electronics LLC	85	-	-
Speed Components Ltd	12	-	-
Partservice	4	-	-

70dB CMRR, 70dB PSRR

2mA

10mV

Through Hole

-55°C ~ 125°C

Open-Collector, CMOS, DTL, ECL, MOS, TTL

1.3µs (Typ)

14-CDIP

Differential

2mV @ 30V

NCS2220AMUT1G

On Semiconductor

2,597

Price on request

2,597

53dB CMRR, 45dB PSRR

17µA

20mV

Surface Mount

-40°C ~ 105°C

Complementary, Rail-to-Rail

500ns

8-UDFN (1.6x1.6)

General Purpose

5mV @ 6V

MCP6542-E/MS

Microchip Technology

2,580

Price on request

2,580

70dB CMRR, 80dB PSRR

1µA

6.5mV

Surface Mount

-40°C ~ 125°C

CMOS, Push-Pull, Rail-to-Rail, TTL

8µs

8-MSOP

General Purpose

7mV @ 5.5V

AD96687BR

Analog Devices Inc./Maxim Integrated

2,573

Across 2 distributors

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,568	-	-
Hybrid Electronics	5	-	-

Price on request

2,573

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,568	-	-
Hybrid Electronics	5	-	-

90dB CMRR, 70dB PSRR

18mA,36mA

Surface Mount

-25°C ~ 85°C

Complementary, ECL, Open-Emitter

3.5ns

16-SOIC

with Latch

2mV @ -5.2V, 5V

LM219J

Texas Instruments

2,568

From Components Technology Group, Inc.

Price on request

2,568

4.3mA

Through Hole

-25°C ~ 85°C

DTL, Open-Collector, Open-Emitter, RTL, TTL

14-CDIP

General Purpose

4mV @ ±15V

TS862ID

STMicroelectronics

2,568

From Components Technology Group, Inc.

Price on request

2,568

70dB CMRR

16µA

Surface Mount

-40°C ~ 85°C

Push-Pull

2µs

8-SOIC

General Purpose

15mV @ 5V

MAX969ESE

Analog Devices Inc./Maxim Integrated

2,547

From Components Technology Group, Inc.

Price on request

2,547

56.48dB CMRR, 80dB PSRR

22µA

±1mV

Surface Mount

-40°C ~ 85°C

Open-Drain, Rail-to-Rail

20µs

16-SOIC

with Voltage Reference

7mV @ 5.5V

CMP402GS

Analog Devices Inc./Maxim Integrated

2,524

From Components Technology Group, Inc.

Price on request

2,524

60dB CMRR, 60dB PSRR

1.2mA, 1mA

2mV

Surface Mount

-40°C ~ 125°C

CMOS, TTL

75ns

16-SOIC

General Purpose

3mV @ 5V

LMC6772BIM

Texas Instruments

2,524

From Components Technology Group, Inc.

Price on request

2,524

75dB CMRR, 80dB PSRR

20µA

Surface Mount

-40°C ~ 85°C

Open Drain

10µs

8-SOIC

General Purpose

15mV @ 5V

TLV3704IPWR

Texas Instruments

2,520

From Optech Co.,Limited

Price on request

2,520

88dB CMRR, 105dB PSRR

1µA

Surface Mount

-40°C ~ 125°C

CMOS, Push-Pull, Rail-to-Rail

14-TSSOP

General Purpose

5mV @ 15V

LM339NSR

Texas Instruments

2,515

Across 2 distributors

Distributor	Stock	MOQ	Country
Bristol Electronics	10	-	-
Xingangxin	2,505	-	-

Price on request

2,515

Distributor	Stock	MOQ	Country
Bristol Electronics	10	-	-
Xingangxin	2,505	-	-

2.5mA

Surface Mount

0°C ~ 70°C

CMOS, MOS, Open-Collector, TTL

14-SO

Differential

5mV @ 30V

AD8561ARZ

Analog Devices Inc./Maxim Integrated

2,513

Across 3 distributors

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,336	-	-
Braun Electronic Components	100	1	-
PROSOFT ELECTRONICS	77	-	-

Price on request

2,513

Distributor	Stock	MOQ	Country
Components Technology Group, Inc.	2,336	-	-
Braun Electronic Components	100	1	-
PROSOFT ELECTRONICS	77	-	-

85dB CMRR, 65dB PSRR

6mA, 3.3mA, 5.5mA

Surface Mount

-40°C ~ 85°C

CMOS, Complementary, TTL

9.8ns

8-SOIC

General Purpose

7mV @ 5V

LMV339DTBR2G

On Semiconductor

2,500

Price on request

2,500

350µA

Surface Mount

Open Drain

1.5µs

14-TSSOP

General Purpose

9mV @ 5V

TS884IDT

STMicroelectronics

2,500

Price on request

2,500

78dB CMRR

500nA

4.2mV

Surface Mount

-40°C ~ 125°C

Push-Pull

16µs

14-SO

General Purpose

6mV @ 5V

Showing 851-900 of 4,726 products

About Comparators

Comparators are essential components in electronic circuits, primarily used to compare two voltages or currents and output a digital signal indicating which is larger. In the Integrated Circuits (ICs) category, comparators fall under the Amplifiers section, providing a range of options for engineers and procurement teams.

When selecting comparators, it is crucial to consider important attributes such as Common Mode Rejection Ratio (CMRR), Power Supply Rejection Ratio (PSRR), current consumption, and hysteresis characteristics. These specifications play a significant role in determining the performance and suitability of the comparator for specific applications.

Comparators are widely used in various applications including new product design and prototyping, production electronics assembly, maintenance and field replacement, and engineering evaluation. Understanding the operational parameters and lifecycle status of these components is vital for effective sourcing.

Buyers should prioritize comparing critical specifications before submitting RFQs. It is advisable to validate lifecycle status and explore alternate-source options to ensure compatibility with existing designs. By focusing on parametric filtering, buyers can mitigate sourcing risks and make informed decisions.

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