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Comparators

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.

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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.

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Part & Mfr Total Stock Pricing & RFQ Amplifier Type Automotive Grade CMRR, PSRR (Typ) Current Current - Quiescent (Max) Current Consumption Dimensions ESD Protection Features Halogen Free Height Hysteresis Industrial Grade Input Capacitance Input Impedance Input Type Input Voltage Junction Temperature Lead Spacing Lead Style Length Mounting Style Mounting Type Number of Channels Number of Circuits Number of Elements Number of Pins Operating Temperature Operating Temperature Range Operating Voltage Output Current Output Type Output Voltage PSRR Package / Case Package Quantity Power Consumption Power Dissipation Power Dissipation (Max) Propagation Delay Propagation Delay (Max) Quiescent Current Response Time SVHC Present Shutdown Storage Temperature Supplier Device Package Supplier Package Supply Current Supply Voltage Tape & Reel Technology Temperature Range Termination Style Thermal Resistance Type Voltage Voltage Reference Voltage Supply Weight Width
MAX9027EBT+TW
MAX9027EBT+TW
Analog Devices / Maxim Integrated
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LB1407-E
LB1407-E
On Semiconductor
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LM2903N-NS
LM2903N-NS
Texas Instruments
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LM2903MX-TI
LM2903MX-TI
Texas Instruments
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 - - - 1mA - - - - - - - - - - - - - - - - - - Surface Mount - - 2 - - - - - Open-Collector, CMOS, DTL, ECL, MOS, TTL - - - - - - - - - - - - - - 8-SOIC - - - - - - - - General Purpose 7mV @ 30V - - - -
LM2903MX-ON
LM2903MX-ON
On Semiconductor
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 - - - 2.5mA - - - - - - - 10mV - - - - - - - - - - Surface Mount - - 2 - -40°C ~ 85°C - - - Open-Collector, CMOS, DTL, ECL, MOS, TTL - - - - - - - - - - - - - - 8-SOIC - - - - - - - - General Purpose 7mV @ 30V - - - -
LM393N-ON
LM393N-ON
Download Datasheet for LM393N-ON
On Semiconductor
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 - - - 1mA - - - - - - - - - - - - - - - - - - Through Hole - - 2 - 0°C ~ 70°C - - - Open-Collector, CMOS, DTL, ECL, MOS, TTL - - - - - - - - - - - - - - 8-PDIP - - - - - - - - General Purpose 5mV @ 30V - - - -
FAN256L8X-FS
FAN256L8X-FS
On Semiconductor
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 - - 68dB, 80dB PSRR 17µA - - - - - - - 4mV - - - - - - - - - - Surface Mount - - 2 - -40°C ~ 85°C - - - Push-Pull, Rail-to-Rail - - - - - - - - 420ns (Typ) - - - - - 8-MicroPak™ - - - - - - - - General Purpose 15mV @ 5.5V - - - -
MCP6547-E/MS
MCP6547-E/MS
Download Datasheet for MCP6547-E/MS
Microchip Technology
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 - - 70dB CMRR, 80dB PSRR 1µA - - - - - - - 6.5mV - - - - - - - - - - Surface Mount - - 2 - -40°C ~ 125°C - - - CMOS, Open-Drain, Rail-to-Rail, TTL - - - - - - - - 8µs - - - - - 8-MSOP - - - - - - - - General Purpose 7mV @ 5.5V - - - -
MAX9022AKA
MAX9022AKA
Analog Devices / Maxim Integrated
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 - - 100dB, 80dB PSRR 5µA - - - - - - - 4mV - - - - - - - - - - Surface Mount - - 2 - -40°C ~ 125°C - - - Push-Pull - - - - - - - - 8µs (Typ) - - - - - SOT-23-8 - - - - - - - - General Purpose 8mV @ 5V - - - -
BU7232FVM-TR
BU7232FVM-TR
ROHM Semiconductor
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 - - 80dB CMRR, 80dB PSRR 25µA - - - - - - - - - - - - - - - - - - Surface Mount - - 2 - -40°C ~ 85°C - - - Push-Pull - - - - - - - - 1.7µs - - - - - 8-MSOP - - - - - - - - General Purpose 11mV @ 3V - - - -
ADCMP393ARZ-RL7
ADCMP393ARZ-RL7
Download Datasheet for ADCMP393ARZ-RL7
Analog Devices / Maxim Integrated
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 - - 74dB CMRR, 80dB PSRR 36.8µA - - - - - - - 4mV - - - - - - - - - - Surface Mount - - 4 - -40°C ~ 125°C - - - Rail-to-Rail - - - - - - - - 4.2µs - - - - - 14-SOIC - - - - - - - - General Purpose 2.5mV - - - -
MAX905CPD
MAX905CPD
Analog Devices / Maxim Integrated
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 - - 60dB CMRR, 60dB PSRR 8mA, 24mA - - - - - - - - - - - - - - - - - - Through Hole - - 2 - 0°C ~ 70°C - - - Complementary, ECL - - - - - - - - 3.5ns - - - - - 14-PDIP - - - - - - - - General Purpose 1mV @ 5V - - - -
MAX1756BAUT
MAX1756BAUT
Analog Devices / Maxim Integrated
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 - - - 200µA - - - - - - - - - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 85°C - - - Open-Drain - - - - - - - - - - - - - - SOT-23-6 - - - - - - - - General Purpose 2.375V ~ 5.5V - - - -
MAX9685MTW-4
MAX9685MTW-4
Analog Devices / Maxim Integrated
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 - - 80dB (Min), 60dB PSRR 22mA - - - - - - - - - - - - - - - - - - Through Hole - - 1 - -55°C ~ 125°C (TA) - - - Complementary, ECL - - - - - - - - - - - - - - TO-100-10 - - - - - - - - with Latch 5mV @ 5V - - - -
MXL1116CN8
MXL1116CN8
Analog Devices / Maxim Integrated
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 - - 90dB CMRR, 100dB PSRR 5mA, 35mA - - - - - - - - - - - - - - - - - - Through Hole - - 1 - 0°C ~ 70°C - - - Complementary, TTL - - - - - - - - 14ns (Typ) - - - - - 8-PDIP - - - - - - - - General Purpose 3mV @ 5V - - - -
MAX983CPA
MAX983CPA
Analog Devices / Maxim Integrated
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 - - -80dB, -80dB 4.5µA - - - - - - - - - - - - - - - - - - Through Hole - - 2 - 0°C ~ 70°C - - - Open-Drain - - - - - - - - 12µs (Typ) - - - - - 8-PDIP - - - - - - - - with Voltage Reference 10mV @ 5V - - - -
MAX9119ESA
MAX9119ESA
Analog Devices / Maxim Integrated
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MAX1756BEUT
MAX1756BEUT
Analog Devices / Maxim Integrated
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 - - - 200µA - - - - - - - - - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 85°C - - - Open-Drain - - - - - - - - - - - - - - SOT-23-6 - - - - - - - - General Purpose 2.375V ~ 5.5V - - - -
ISL28196FRUZ-T7
ISL28196FRUZ-T7
Intersil
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 - - 100dB CMRR, 100dB PSRR 4µA - - - - - - - - - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 125°C - - - Push-Pull, Rail-to-Rail - - - - - - - - 300µs - - - - - 6-UTDFN (1.6x1.6) - - - - - - - - General Purpose 2mV @ 5V - - - -
MAX9107EKA-T
MAX9107EKA-T
Analog Devices / Maxim Integrated
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 - - -82dB, -82dB 700µA - - - - - - - 2mV - - - - - - - - - - Surface Mount - - 2 - -40°C ~ 85°C - - - Push-Pull, TTL - - - - - - - - 25ns (Typ) - - - - - SOT-23-8 - - - - - - - - General Purpose 1.6mV @ 5V - - - -
UPC339C(5)-A
UPC339C(5)-A
Renesas
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LMV339ID
LMV339ID
Texas Instruments
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 - - - 350µA - - - - - - - - - - - - - - - - - - Surface Mount - - 4 - -40°C ~ 125°C - - - Open Collector - - - - - - - - 600ns - - - - - 14-SOIC - - - - - - - - General Purpose 7mV @ 5V - - - -
TLV7032DGKR
TLV7032DGKR
Texas Instruments
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 - - 73dB CMRR, 77dB PSRR 900nA - - - - - - - 17mV - - - - - - - - - - Surface Mount - - 2 - -40°C ~ 125°C (TA) - - - Push-Pull, Rail-to-Rail - - - - - - - - 3µs (Typ) - - - - - 8-VSSOP - - - - - - - - General Purpose 8mV @ 5V - - - -
MAX988EXK
MAX988EXK
Analog Devices / Maxim Integrated
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 - - 80dB CMRR, 80dB PSRR 80µA - - - - - - - ±2.5mV - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 85°C - - - Open-Drain, Rail-to-Rail - - - - - - - - 210ns (Typ) - - - - - SC-70-5 - - - - - - - - General Purpose 5mV @ 5.5V - - - -
MAX987ESA+T
MAX987ESA+T
Download Datasheet for MAX987ESA+T
Analog Devices / Maxim Integrated
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 - - 80dB CMRR, 80dB PSRR 96µA - - - - - - - ±2.5mV - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 85°C - - - CMOS, Push-Pull, Rail-to-Rail, TTL - - - - - - - - 210ns - - - - - 8-SOIC - - - - - - - - General Purpose 5mV @ 5.5V - - - -
LMV762MMX/NOPB
LMV762MMX/NOPB
Texas Instruments
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 - - 100dB CMRR, 110dB PSRR 700µA - - - - - - - - - - - - - - - - - - Surface Mount - - 2 - -40°C ~ 125°C - - - Push-Pull - - - - - - - - 225ns - - - - - 8-VSSOP - - - - - - - - General Purpose 0.2mV @ 5V - - - -
MAX9050BEUK
MAX9050BEUK
Analog Devices / Maxim Integrated
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 - - 80dB CMRR, 80dB PSRR 72µA - - - - - - - ±3mV - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 85°C - - - CMOS, Push-Pull, Rail-to-Rail, TTL - - - - - - - - 450ns - - - - - SOT-23-5 - - - - - - - - with Voltage Reference 5mV @ 5V - - - -
CA3290T
CA3290T
Harris Semiconductor
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 - - 87dB, 96dB 3mA - - - - - - - - - - - - - - - - - - Through Hole - - 2 - -55°C ~ 125°C - - - Open-Collector - - - - - - - - - - - - - - TO-5-8 - - - - - - - - General Purpose 20mV @ ±15V - - - -
MAX9120EXK
MAX9120EXK
Analog Devices / Maxim Integrated
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 - - 66dB CMRR, 40dB PSRR 800nA - - - - - - - 4mV - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 85°C - - - Open-Drain, CMOS, Output - - - - - - - - 14µs (Typ) - - - - - SC-70-5 - - - - - - - - with Voltage Reference 5mV @ 5V - - - -
PM239P
PM239P
Analog Devices / Maxim Integrated
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 - - - 2mA - - - - - - - - - - - - - - - - - - Through Hole - - 4 - -40°C ~ 85°C - - - CMOS, DTL, ECL, MOS, TTL - - - - - - - - - - - - - - 14-PDIP - - - - - - - - General Purpose 5mV - - - -
UA393RC
UA393RC
Texas Instruments
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 - - - 2.5mA - - - - - - - - - - - - - - - - - - Through Hole - - 2 - 0°C ~ 70°C - - - Open-Collector - - - - - - - - - - - - - - 8-CDIP - - - - - - - - General Purpose 5mV @ 5V - - - -
M51943AHP#CF0J
M51943AHP#CF0J
Renesas
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MAX9092AKA+T
MAX9092AKA+T
Download Datasheet for MAX9092AKA+T
Analog Devices / Maxim Integrated
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 - - 90dB PSRR 200µA - - - - - - - - - - - - - - - - - - Surface Mount - - 2 - -40°C ~ 125°C - - - Open Drain - - - - - - - - 110ns - - - - - SOT-23-8 - - - - - - - - General Purpose 7mV @ 5V - - - -
TLV7012DDFR
TLV7012DDFR
Texas Instruments
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 - - 73dB CMRR, 77dB PSRR 9µA - - - - - - - 15mV - - - - - - - - - - Surface Mount - - 2 - -40°C ~ 125°C - - - Push-Pull, Rail-to-Rail - - - - - - - - 310ns (Typ) - - - - - TSOT-23-8 - - - - - - - - General Purpose 8mV @ 5V - - - -
LMV7291MG
LMV7291MG
Texas Instruments
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 - - 78dB CMRR, 80dB PSRR 14µA - - - - - - - - - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 85°C - - - CMOS, Push-Pull, Rail-to-Rail - - - - - - - - 1.8µs - - - - - SC-70-5 - - - - - - - - General Purpose 4mV @ 5V - - - -
LMV7275MG
LMV7275MG
Texas Instruments
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 - - 78dB CMRR, 80dB PSRR 14µA - - - - - - - - - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 85°C - - - CMOS, Open-Drain, Rail-to-Rail - - - - - - - - 2.1µs - - - - - SC-70-5 - - - - - - - - General Purpose 4mV @ 5V - - - -
LM193QT
LM193QT
STMicroelectronics
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 - - - 2.5mA - - - - - - - - - - - - - - - - - - Surface Mount - - 2 - - - - - CMOS, DTL, ECL, MOS, Open-Collector, TTL - - - - - - - - - - - - - - 8-UFSON (2x2) - - - - - - - - General Purpose 2V ~ 36V, ±1V ~ 18V - - - -
TLV1861DBVR
TLV1861DBVR
Download Datasheet for TLV1861DBVR
Texas Instruments
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 - - - 700nA - - - - - - - 5mV - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 125°C - - - Open-Drain - - - - - - - - 13µs (Typ) - - - - - SOT-23-5 - - - - - - - - General Purpose 4.7mV @ 12V - - - -
LTC6702CDC#TRMPBF
LTC6702CDC#TRMPBF
Download Datasheet for LTC6702CDC#TRMPBF
Analog Devices / Maxim Integrated
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 - - 70dB CMRR, 65dB PSRR 32µA - - - - - - - 7.2mV - - - - - - - - - - Surface Mount - - 2 - 0°C ~ 70°C - - - CMOS, Push-Pull, Rail-to-Rail, TTL - - - - - - - - 450ns - - - - - 8-DFN (2x2) - - - - - - - - General Purpose 3.5mV @ 3V - - - -
TLV3011AQDCKRQ1
TLV3011AQDCKRQ1
Download Datasheet for TLV3011AQDCKRQ1
Texas Instruments
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 - - 74dB CMRR, 80dB PSRR 5µA - - - - - - - 8mV - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 125°C - - - Open-Drain, Rail-to-Rail - - - - - - - - 13.5µs - - - - - SC-70-6 - - - - - - - - with Voltage Reference 6mV @ 5.5V - - - -
TL3116CPWR
TL3116CPWR
Download Datasheet for TL3116CPWR
Texas Instruments
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 - - 100dB CMRR 14.7mA - - - - - - - - - - - - - - - - - - Surface Mount - - 1 - 0°C ~ 70°C - - - Complementary, Push-Pull, TTL - - - - - - - - 12ns - - - - - 8-TSSOP - - - - - - - - General Purpose 3mV @ ±5V - - - -
MAX9094AUD+
MAX9094AUD+
Download Datasheet for MAX9094AUD+
Analog Devices / Maxim Integrated
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 - - - 400µA - - - - - - - - - - - - - - - - - - Surface Mount - - 4 - -40°C ~ 125°C - - - Open Drain - - - - - - - - 100ns - - - - - 14-TSSOP - - - - - - - - General Purpose 7mV @ 5V - - - -
TS7221AI1LT
TS7221AI1LT
STMicroelectronics
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 - - 70dB CMRR, 80dB PSRR 16µA - - - - - - - - - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 105°C - - - Open Drain - - - - - - - - - - - - - - SOT-23-5 - - - - - - - - General Purpose 7mV @ 5V - - - -
LT6703HVCS5-3#TRPBF
LT6703HVCS5-3#TRPBF
Download Datasheet for LT6703HVCS5-3#TRPBF
Analog Devices / Maxim Integrated
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 - - - 14µA - - - - - - - 11mV - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 85°C - - - Open Collector - - - - - - - - 29µs - - - - - TSOT-23-5 - - - - - - - - General Purpose 1.4V ~ 18V - - - -
MAX44269EWL+T
MAX44269EWL+T
Download Datasheet for MAX44269EWL+T
Analog Devices / Maxim Integrated
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 - - - 1µA - - - - - - - 6mV - - - - - - - - - - Surface Mount - - 2 - - - - - Open Drain - - - - - - - - - - - - - - 9-WLP (1.29x1.29) - - - - - - - - General Purpose 1.8V ~ 5.5V - - - -
LMP7300MAX/NOPB
LMP7300MAX/NOPB
Texas Instruments
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 - - 100dB CMRR, 100dB PSRR 13µA - - - - - - - 1mV - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 125°C - - - CMOS, Open-Collector, TTL - - - - - - - - 15µs - - - - - 8-SOIC - - - - - - - - with Voltage Reference 0.75mV @ 5V - - - -
LMV7271MF
LMV7271MF
Texas Instruments
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 - - 78dB CMRR, 80dB PSRR 14µA - - - - - - - - - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 85°C - - - CMOS, Push-Pull, Rail-to-Rail - - - - - - - - 2.1µs - - - - - SOT-23-5 - - - - - - - - General Purpose 4mV @ 5V - - - -
MAX9109EUT+T
MAX9109EUT+T
Download Datasheet for MAX9109EUT+T
Analog Devices / Maxim Integrated
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 - - 86.02dB CMRR, 86.02dB PSRR 700µA - - - - - - - 2mV - - - - - - - - - - Surface Mount - - 1 - -40°C ~ 85°C - - - TTL - - - - - - - - 25ns - - - - - SOT-6 - - - - - - - - with Latch 1.6mV @ 5V - - - -
MAX989EUA+T
MAX989EUA+T
Download Datasheet for MAX989EUA+T
Analog Devices / Maxim Integrated
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 - - 80dB CMRR, 80dB PSRR 24µA - - - - - - - ±3mV - - - - - - - - - - Surface Mount - - 2 - -40°C ~ 85°C - - - CMOS, Push-Pull, Rail-to-Rail, TTL - - - - - - - - 450ns - - - - - 8-uMAX/uSOP - - - - - - - - General Purpose 5mV @ 5.5V - - - -
TLV1812DR
TLV1812DR
Download Datasheet for TLV1812DR
Texas Instruments
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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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