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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 CMRR, PSRR (Typ) Current Hysteresis Mounting Type Number of Elements Operating Temperature Output Type Propagation Delay (Max) Supplier Device Package Type Voltage
M51923JFP#DD
M51923JFP#DD
Renesas
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MAX9077EKA
MAX9077EKA
Analog Devices Inc./Maxim Integrated
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 82dB, 77dB PSRR 5.2µA - Surface Mount 2 -40°C ~ 85°C Push-Pull, CMOS, TTL, Output 250ns (Typ) SOT-23-8 General Purpose 8mV @ 5V
LMC7221AIM
LMC7221AIM
Texas Instruments
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 75dB CMRR, 80dB PSRR 14µA - Surface Mount 1 -40°C ~ 85°C Open Drain 10µs 8-SOIC General Purpose 5mV @ 5V
MAX40001AUT12+T
MAX40001AUT12+T
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Analog Devices Inc./Maxim Integrated
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 46dB CMRR, 60dB PSRR (Min) 1.7µA 2.5mV Surface Mount 1 -40°C ~ 125°C Open Drain 14µs (Typ) SOT-6 with Voltage Reference 8mV
MAX40000ANT12+T
MAX40000ANT12+T
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Analog Devices Inc./Maxim Integrated
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 46dB CMRR, 60dB PSRR (Min) 1.7µA 2.5mV Surface Mount 1 -40°C ~ 125°C Push-Pull 14µs (Typ) 6-WLP (1.08x0.73) General Purpose 10mV @ 3.3V
MAX9032ASA+T
MAX9032ASA+T
Download Datasheet for MAX9032ASA+T
Analog Devices Inc./Maxim Integrated
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 100dB CMRR, 100dB PSRR 55µA 4mV Surface Mount 2 -40°C ~ 125°C CMOS, Rail-to-Rail, TTL 228ns 8-SOIC General Purpose 1mV @ 5V
MAX9021AXK
MAX9021AXK
Analog Devices Inc./Maxim Integrated
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 100dB, 80dB PSRR 5µA 4mV Surface Mount 1 -40°C ~ 125°C Push-Pull 8µs (Typ) SC-70-5 General Purpose 8mV @ 5V
MAX9077EUA
MAX9077EUA
Analog Devices Inc./Maxim Integrated
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 82dB, 77dB PSRR 5.2µA - Surface Mount 2 -40°C ~ 85°C Push-Pull, CMOS, TTL, Output 250ns (Typ) 8-µMAX General Purpose 8mV @ 5V
MAX9062EBS+TG45
MAX9062EBS+TG45
Analog Devices Inc./Maxim Integrated
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 53dB PSRR 1.1µA ±12mV Surface Mount 1 -40°C ~ 85°C Open Drain 15µs 4-UCSP (1.05x1.05) with Voltage Reference 1V ~ 5.5V
LMV393IPW
LMV393IPW
Texas Instruments
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 - 250µA - Surface Mount 2 -40°C ~ 85°C Open Collector 600ns 8-TSSOP General Purpose 7mV @ 5V
UPC277MP-KAA-E1-A
UPC277MP-KAA-E1-A
Renesas
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 - 1mA - Surface Mount 2 -40°C ~ 125°C (TA) Open-Collector - 8-TSSOP General Purpose 5mV @ 1.4V
MAX981CSA
MAX981CSA
Analog Devices Inc./Maxim Integrated
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 -80dB, -80dB 3.2µA - Surface Mount 1 0°C ~ 70°C Open-Drain 12µs (Typ) 8-SOIC with Voltage Reference 10mV @ 5V
MC74ACT521MEL
MC74ACT521MEL
On Semiconductor
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MC74ACT521M
MC74ACT521M
On Semiconductor
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LM239AD
LM239AD
On Semiconductor
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 - 2mA - Surface Mount 4 -40°C ~ 105°C CMOS, DTL, ECL, MOS, Open-Collector, TTL - 14-SO General Purpose 2mV @ 30V
KA2903D
KA2903D
On Semiconductor
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 - 2.5mA - Surface Mount 2 -40°C ~ 85°C - - 8-SOIC Differential 7mV @ 5V
LM239AN
LM239AN
Texas Instruments
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 - 2mA - Through Hole 4 -40°C ~ 105°C CMOS, DTL, ECL, MOS, Open-Collector, TTL - 14-DIP General Purpose 2mV @ 30V
LM211D
LM211D
On Semiconductor
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 - 6mA - Surface Mount 1 -40°C ~ 105°C DTL, MOS, Open-Collector, Open-Emitter, RTL, TTL - 8-SOIC General Purpose 3mV @ ±15V
LM2903M/SL160222
LM2903M/SL160222
Texas Instruments
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 - 2.5mA - Surface Mount 2 -40°C ~ 85°C Open-Collector, CMOS, DTL, ECL, MOS, TTL - 8-SOIC General Purpose 7mV @ 30V
LM311J-8
LM311J-8
Texas Instruments
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 - 5mA, 7.5mA - Through Hole 1 0°C ~ 70°C Open-Collector, Open-Emitter 165ns (Typ) 8-CDIP Differential 7.5mV @ ±15V
LM311P3
LM311P3
Texas Instruments
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LM311PWLE
LM311PWLE
Texas Instruments
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LM339ADR2
LM339ADR2
On Semiconductor
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 - 2mA - Surface Mount 4 0°C ~ 70°C Open-Collector - 14-SOP General Purpose 2mV @ 5V
HA17339AF-E
HA17339AF-E
Renesas
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MAX9017BEKA
MAX9017BEKA
Analog Devices Inc./Maxim Integrated
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 80dB PSRR 2.3µA 4mV Surface Mount 2 -40°C ~ 85°C (TA) Push-Pull, CMOS, Output 28µs SOT-23-8 with Voltage Reference 5mV @ 5V
JM38510/10304BPA
JM38510/10304BPA
Analog Devices Inc./Maxim Integrated
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 - 6mA - Through Hole 1 -55°C ~ 125°C - - 8-CDIP Differential 3mV @ ±15V
MAX9050AEUK
MAX9050AEUK
Analog Devices Inc./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
JM38510/11201BCA
JM38510/11201BCA
Analog Devices Inc./Maxim Integrated
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MAX907MSA/PR
MAX907MSA/PR
Analog Devices Inc./Maxim Integrated
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 -82dB, -82dB 1mA - Surface Mount 2 -55°C ~ 125°C Push-Pull, TTL 50ns 8-SOIC General Purpose 2mV @ 5V
MAX9100EUK
MAX9100EUK
Analog Devices Inc./Maxim Integrated
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 68dB, 66dB 8µA ±2mV Surface Mount 1 -40°C ~ 85°C CMOS, Push-Pull, TTL 4.5µs (Typ) SOT-23-5 General Purpose 10mV @ 5.5V
CA0139AE
CA0139AE
Harris Semiconductor
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 - 2mA - Through Hole 4 -55°C ~ 125°C Open-Collector, CMOS, DTL, ECL, MOS, TTL - 14-PDIP General Purpose 2mV @ 5V
CA0339E
CA0339E
Intersil
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 - 2mA - Through Hole 4 0°C ~ 70°C Open-Collector, CMOS, DTL, ECL, MOS, TTL 300ns (Typ) 14-PDIP General Purpose 5mV @ 5V
FSC2903DR2
FSC2903DR2
On Semiconductor
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CMP01CJ
CMP01CJ
Analog Devices Inc./Maxim Integrated
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 - 3.2mA - Through Hole 1 0°C ~ 70°C Open-Collector - TO-99 General Purpose 3.5mV @ 5V
MAX9686MTW-4
MAX9686MTW-4
Analog Devices Inc./Maxim Integrated
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 96dB CMRR, 85dB PSRR 20mA, 25mA - Through Hole 1 0°C ~ 70°C Complementary 9ns TO-100-10 General Purpose 3mV @ ±5V
MIC833BM5TR
MIC833BM5TR
Microchip Technology
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 - 2µA - Surface Mount 1 -40°C ~ 85°C Open Drain 5µs SOT-23-5 with Voltage Reference 1.5V ~ 5.5V
PM119Y/883C
PM119Y/883C
Analog Devices Inc./Maxim Integrated
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PM139Y/883C
PM139Y/883C
Analog Devices Inc./Maxim Integrated
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 - - - Through Hole - - - - 14-CDIP - -
5962-87739012A
5962-87739012A
Analog Devices Inc./Maxim Integrated
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MAX990EKA
MAX990EKA
Analog Devices Inc./Maxim Integrated
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MAX9685CTW-4
MAX9685CTW-4
Analog Devices Inc./Maxim Integrated
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 80dB (Min), 60dB PSRR 22mA - Through Hole 1 0°C ~ 70°C (TA) Complementary, ECL - TO-100-10 with Latch 5mV @ 5V
AD42582
AD42582
Analog Devices Inc./Maxim Integrated
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TLV3701QDBVRCT
TLV3701QDBVRCT
Texas Instruments
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PM139AY/883C
PM139AY/883C
Analog Devices Inc./Maxim Integrated
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 - 2mA - Through Hole 4 -55°C ~ 125°C CMOS, DTL, ECL, MOS, TTL - 14-CERDIP General Purpose 2mV
MXL1116CS8
MXL1116CS8
Analog Devices Inc./Maxim Integrated
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 90dB CMRR, 100dB PSRR 5mA, 35mA - Surface Mount 1 0°C ~ 70°C Complementary, TTL 14ns (Typ) 8-SOIC General Purpose 3mV @ 5V
NCX2222GM125
NCX2222GM125
NXP Semiconductors
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LM2901N-MAND
LM2901N-MAND
Texas Instruments
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UPC319C-A
UPC319C-A
Renesas
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TLC3702QYPCT
TLC3702QYPCT
Texas Instruments
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SN102518P
SN102518P
Texas Instruments
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Showing 4351-4400 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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