Comparators

Manufacturers Package/Case Series Packaging Product Status Type Number of Elements Output Type Voltage - Supply, Single/Dual (±) Voltage - Input Offset (Max) Current - Input Bias (Max) Current - Output (Typ) Current - Quiescent (Max) CMRR, PSRR (Typ) Propagation Delay (Max) Hysteresis Operating Temperature Grade Qualification

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Photo Mfr. Part # Availability Price Quantity Datasheet Package/Case Series Packaging Product Status Type Number of Elements Output Type Voltage - Supply, Single/Dual (±) Voltage - Input Offset (Max) Current - Input Bias (Max) Current - Output (Typ) Current - Quiescent (Max) CMRR, PSRR (Typ) Propagation Delay (Max) Hysteresis Operating Temperature Grade Qualification
NCX2222GMH

NCX2222GMH

IC COMPARATOR 2 GEN PUR 8XQFN

NXP USA Inc.

0
RFQ
NCX2222GMHDatasheet 8-XFQFN Exposed Pad - Tape & Reel (TR) Obsolete General Purpose 2 Open-Drain 1.3V ~ 5.5V 30mV @ 5.5V 1pA 68mA 5µA 70dB CMRR, 80dB PSRR 0.8µs 9mV -40°C ~ 85°C - - Surface Mount 8-XQFN (1.6x1.6)
MAX9021AXK-T

MAX9021AXK-T

IC COMPARATOR 1 GEN PUR SC70-5

Analog Devices Inc./Maxim Integrated

0
RFQ
MAX9021AXK-TDatasheet 5-TSSOP, SC-70-5, SOT-353 - Tape & Reel (TR) Obsolete General Purpose 1 CMOS, Rail-to-Rail, TTL 2.5V ~ 5.5V, ±1.25V ~ 2.75V 1mV @ 5V 0.003µA @ 5V - 5µA 100dB CMRR, 80dB PSRR 8µs 4mV -40°C ~ 125°C - - Surface Mount SC-70-5
LMV7251M5

LMV7251M5

IC COMPARATOR 1 GEN PUR SOT23-5

National Semiconductor

26,380
RFQ
LMV7251M5Datasheet SC-74A, SOT-753 - Bulk Obsolete General Purpose 1 Push-Pull, Rail-to-Rail 1.8V ~ 5V 6mV @ 5V 0.016µA @ 5V 82mA @ 5V 20µA 72dB, 79dB 830ns - -40°C ~ 85°C - - Surface Mount SOT-23-5
TLV3491AID

TLV3491AID

IC COMPARATOR 1 GEN PUR 8SOIC

Texas Instruments

0
RFQ
TLV3491AIDDatasheet 8-SOIC (0.154", 3.90mm Width) - Bulk Active General Purpose 1 CMOS, Push-Pull, Rail-to-Rail 1.8V ~ 5.5V 15mV @ 5.5V 10pA @ 5.5V - 1.2µA 74dB CMRR, 69.12dB PSRR 13.5µs - -40°C ~ 125°C - - Surface Mount 8-SOIC
LM2901AVQDRG4

LM2901AVQDRG4

IC COMPARATOR 4 DIFF 14SOIC

Texas Instruments

0
RFQ
LM2901AVQDRG4Datasheet 14-SOIC (0.154", 3.90mm Width) - Tape & Reel (TR) Discontinued at Digi-Key General Purpose 4 Open-Collector 2V ~ 32V, ±1V ~ 16V 2mV @ 32V 0.25µA @ 5V 20mA 2.5mA - - - -40°C ~ 125°C - - Surface Mount 14-SOIC
LMX393HAUA+

LMX393HAUA+

IC COMPARATOR 2 GEN PUR 8UMAX

Analog Devices Inc./Maxim Integrated

0
RFQ
LMX393HAUA+Datasheet 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) - Tube Obsolete General Purpose 2 Open-Drain 1.8V ~ 5.5V 7mV @ 5V 0.25µA @ 5V 73mA @ 5V 200µA 70dB PSRR 600ns 2mV -40°C ~ 125°C - - Surface Mount 8-uMAX/uSOP
MAX9030AXT-T

MAX9030AXT-T

IC COMPARATOR 1 GEN PUR SC70-6

Analog Devices Inc./Maxim Integrated

0
RFQ
MAX9030AXT-TDatasheet 6-TSSOP, SC-88, SOT-363 - Tape & Reel (TR) Obsolete General Purpose 1 Push-Pull, Rail-to-Rail 2.5V ~ 5.5V 1mV @ 5V 0.008µA @ 5V - 55µA 100dB CMRR, 100dB PSRR 228ns 4mV -40°C ~ 125°C - - Surface Mount SC-70-6
LMV331M7-NS

LMV331M7-NS

IC COMPARATOR 1 GEN PUR SC70-5

National Semiconductor

9,835
RFQ
LMV331M7-NSDatasheet 5-TSSOP, SC-70-5, SOT-353 - Bulk Active General Purpose 1 CMOS, Open-Collector, TTL 2.7V ~ 5V 7mV @ 5V 0.25µA @ 5V 84mA @ 5V 120µA - 600ns (Typ) - -40°C ~ 85°C - - Surface Mount SC-70-5
LM2903BTQPWRQ1

LM2903BTQPWRQ1

IC COMPARATOR 2 DIFF 8TSSOP

Texas Instruments

2,962
RFQ
LM2903BTQPWRQ1Datasheet 8-TSSOP (0.173", 4.40mm Width) - Tape & Reel (TR) Active General Purpose 2 Open-Collector, Rail-to-Rail 2V ~ 36V 2.5mV @ 5V 0.025µA @ 5V 21mA @ 5V 600µA - 300ns (Typ) - -40°C ~ 125°C Automotive AEC-Q100 Surface Mount 8-TSSOP
LM2903BHQDGKRQ1

LM2903BHQDGKRQ1

IC COMPARATOR 2 DIFF 8VSSOP

Texas Instruments

2,048
RFQ
LM2903BHQDGKRQ1Datasheet 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) - Tape & Reel (TR) Active General Purpose 2 Open-Collector, Rail-to-Rail 2V ~ 36V 2.5mV @ 5V 0.025µA @ 5V 21mA @ 5V 600µA - 300ns (Typ) - -40°C ~ 125°C Automotive AEC-Q100 Surface Mount 8-VSSOP
KA393

KA393

IC COMPARATOR 2 DIFF 8SOIC

Fairchild Semiconductor

41,900
RFQ
KA393Datasheet 8-SOIC (0.154", 3.90mm Width) - Bulk Active Differential 2 Open-Drain 2V ~ 36V, ±1V ~ 18V 5mV @ 5V 0.25µA @ 5V 18mA @ 5V 2.5mA - - - 0°C ~ 70°C - - Surface Mount 8-SOIC
RS339XP

RS339XP

IC COMPARATOR 2 GEN PUR 14SOIC

Runic Technology

7,840
RFQ
RS339XPDatasheet 14-SOIC (0.154", 3.90mm Width) - Tape & Reel (TR) Active General Purpose 2 Open-Drain 1.8V ~ 5.5V 3.5mV @ 5V 10pA @ 5V 27mA @ 1.5V 100µA 70dB CMRR, 70dB PSRR 205ns (Typ) - -40°C ~ 85°C - - Surface Mount 14-SOIC
MAX9027EBT-T

MAX9027EBT-T

IC COMPARATOR 1 GEN PUR 6WLP

Analog Devices Inc./Maxim Integrated

0
RFQ
MAX9027EBT-TDatasheet 6-WFBGA, WLBGA Beyond-the-Rails™ Tape & Reel (TR) Obsolete General Purpose 1 CMOS, Push-Pull, Rail-to-Rail 1.8V ~ 5.5V 5mV @ 5V 0.001µA @ 5V 50mA 1.25µA 50.45dB CMRR, 60dB PSRR 40µs 4mV -40°C ~ 85°C - - Surface Mount 6-WLP
TSM9120EXK+T

TSM9120EXK+T

IC COMPARATOR 1 GEN PUR SC70-5

Touchstone Semiconductor

5,835
RFQ
TSM9120EXK+TDatasheet 6-VSSOP (5 Lead), SC-88A, SOT-353 TSM91x Tape & Reel (TR) Obsolete General Purpose 1 Open-Drain 1.6V ~ 5.5V 5mV 0.001µA 50mA 800nA 66.02dB CMRR, 80dB PSRR 45µs 4mV -40°C ~ 85°C - - Surface Mount SC-70-5
TSM9120ESA+T

TSM9120ESA+T

IC COMPARATOR 1 GEN PUR 8SOIC

Touchstone Semiconductor

5,000
RFQ
TSM9120ESA+TDatasheet 8-SOIC (0.154", 3.90mm Width) TSM91x Tape & Reel (TR) Obsolete General Purpose 1 Open-Drain 1.6V ~ 5.5V 5mV 0.001µA 50mA 800nA 66.02dB CMRR, 80dB PSRR 45µs 4mV -40°C ~ 85°C - - Surface Mount 8-SOIC
LM2901DR

LM2901DR

IC COMPARATOR 4 GEN PUR 14SOIC

UMW

2,500
RFQ
LM2901DRDatasheet 14-SOIC (0.154", 3.90mm Width) - Tape & Reel (TR) Active General Purpose 1 - 2V ~ 36V, ±1V ~ 18V 7mV @ 5V 0.25µA @ 5V - 2.5mA - - - -40°C ~ 105°C - - Surface Mount 14-SOP
LM339AM

LM339AM

IC COMPARATOR 4 GEN PUR 14SOP

onsemi

0
RFQ
LM339AMDatasheet 14-SOIC (0.154", 3.90mm Width) - Tube Obsolete General Purpose 4 DTL, MOS, Open-Collector, TTL 2V ~ 36V, ±1V ~ 18V 2mV @ 5V 0.25µA @ 5V 18mA @ 5V 2.5mA - - - 0°C ~ 70°C - - Surface Mount 14-SOP
LM293DG

LM293DG

IC COMPARATOR 2 GEN PUR 8SOIC

onsemi

0
RFQ
LM293DGDatasheet 8-SOIC (0.154", 3.90mm Width) - Tube Obsolete General Purpose 2 Open-Collector, Open-Drain, Rail-to-Rail 2V ~ 36V, ±1V ~ 18V 5mV @ 30V 0.25µA @ 5V 16mA @ 5V 2.5mA - - - -25°C ~ 85°C - - Surface Mount 8-SOIC
TLV2352IPWLE

TLV2352IPWLE

DUAL COMPARATOR

Texas Instruments

10,000
RFQ
TLV2352IPWLEDatasheet - * Bulk Active - - - - - - - - - - - - - - - -
LMV331IDBVRE4

LMV331IDBVRE4

IC COMPARATOR 1 GEN PUR SOT23-5

Texas Instruments

2,794
RFQ
LMV331IDBVRE4Datasheet SC-74A, SOT-753 - Tape & Reel (TR) Discontinued at Digi-Key General Purpose 1 Open-Collector 2.7V ~ 5.5V 7mV @ 5V 0.25µA @ 5V 84mA @ 5V 150µA - 600ns - -40°C ~ 85°C - - Surface Mount SOT-23-5
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Category Overview

Comparators Products & Selection Guide

Comparators are widely used in industrial automation, automotive electronics, communication equipment, consumer electronics, new energy systems, and many other electronic applications. We offer products from multiple manufacturers, packages, and specifications to help engineers and buyers compare and source suitable components.

Use the manufacturer, key specification, availability, and Datasheet filters to narrow down the right Comparators. If the exact part is not listed, submit an inquiry and our team can help check stock, lead time, and suitable alternatives.

FAQ

How do I choose the right Comparators?

Start with the required electrical specifications, package, operating temperature, application conditions, and manufacturer preference, then compare availability and lead time.

Can I order based on the stock shown on this page?

Inventory can change with supply conditions. For project or volume requirements, please submit an inquiry so current stock, pricing, and lead time can be confirmed.

What if the exact part number I need is not listed?

Send us the part number and required quantity. We can help source hard-to-find parts and suggest suitable alternatives based on key specifications.

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