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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 CMRR, PSRR (Typ) Current Hysteresis Mounting Type Number of Elements Operating Temperature Output Type Propagation Delay (Max) Supplier Device Package Type Voltage
Product image for MIC842HBC5-TR by Microchip Technology
MIC842HBC5-TR
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Microchip Technology
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 - 3µA 20mV Surface Mount 1 -40°C ~ 85°C Push-Pull 12µs SC-70-5 with Voltage Reference 1.5V ~ 5.5V
Product image for MIC842LBC5-TR by Microchip Technology
MIC842LBC5-TR
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Microchip Technology
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 - 3µA 20mV Surface Mount 1 -40°C ~ 85°C Push-Pull 12µs SC-70-5 with Voltage Reference 1.5V ~ 5.5V
Product image for MIC842NBC5-TR by Microchip Technology
MIC842NBC5-TR
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Microchip Technology
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 - 3µA 20mV Surface Mount 1 -40°C ~ 85°C Open Drain 12µs SC-70-5 with Voltage Reference 1.5V ~ 5.5V
Product image for MIC845HYC5 by Microchip Technology
MIC845HYC5
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Microchip Technology
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 - 3µA 40mV Surface Mount 1 -40°C ~ 85°C Push-Pull 39µs SC-70-5 with Voltage Reference 2.75V ~ 5.5V
Product image for MIC845LYC5 by Microchip Technology
MIC845LYC5
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Microchip Technology
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 - 3µA 40mV Surface Mount 1 -40°C ~ 85°C Push-Pull 39µs SC-70-5 with Voltage Reference 2.75V ~ 5.5V
Product image for MIC845NYC5 by Microchip Technology
MIC845NYC5
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Microchip Technology
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 - 3µA 40mV Surface Mount 1 -40°C ~ 85°C Open Drain 39µs SC-70-5 with Voltage Reference 2.75V ~ 5.5V
Product image for LM211N by STMicroelectronics
LM211N
STMicroelectronics
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 - 6mA - Through Hole 1 -40°C ~ 105°C DTL, MOS, Open-Collector, Open-Emitter, RTL, TTL - 8-DIP General Purpose 3mV @ ±15V
Product image for LM239AD by STMicroelectronics
LM239AD
STMicroelectronics
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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
Product image for LM293AD by STMicroelectronics
LM293AD
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STMicroelectronics
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 - 2.5mA - Surface Mount 2 -40°C ~ 105°C CMOS, DTL, ECL, MOS, Open-Collector, TTL - 8-SOIC General Purpose 2mV @ 30V
Product image for TS393ID by STMicroelectronics
TS393ID
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STMicroelectronics
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 71dB CMRR 25µA - Surface Mount 2 -40°C ~ 125°C CMOS, Open-Drain - 8-SOIC General Purpose 5mV @ 10V
Product image for TS393MD by STMicroelectronics
TS393MD
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STMicroelectronics
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 71dB CMRR 25µA - Surface Mount 2 -55°C ~ 125°C CMOS, Open-Drain - 8-SOIC General Purpose 5mV @ 5V
Product image for TS3702CD by STMicroelectronics
TS3702CD
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STMicroelectronics
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 82dB CMRR 25µA - Surface Mount 2 0°C ~ 70°C CMOS, Push-Pull - 8-SOIC General Purpose 5mV @ 10V
Product image for TS393MDT by STMicroelectronics
TS393MDT
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STMicroelectronics
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 71dB CMRR 25µA - Surface Mount 2 -55°C ~ 125°C CMOS, Open-Drain - 8-SOIC General Purpose 5mV @ 5V
Product image for TS861AID by STMicroelectronics
TS861AID
STMicroelectronics
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 70dB CMRR 16µA - Surface Mount 1 -40°C ~ 85°C Push-Pull 2µs 8-SOIC General Purpose 7mV @ 5V
Product image for TS861ID by STMicroelectronics
TS861ID
STMicroelectronics
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 70dB CMRR 16µA - Surface Mount 1 -40°C ~ 85°C Push-Pull 2µs 8-SOIC General Purpose 15mV @ 5V
Product image for TS393CD by STMicroelectronics
TS393CD
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STMicroelectronics
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 71dB CMRR 25µA - Surface Mount 2 0°C ~ 70°C CMOS, Open-Drain - 8-SOIC General Purpose 5mV @ 10V
Product image for TS862AIN by STMicroelectronics
TS862AIN
STMicroelectronics
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 70dB CMRR 16µA - Through Hole 2 -40°C ~ 85°C Push-Pull 2µs 8-DIP General Purpose 7mV @ 5V
Product image for TS862IN by STMicroelectronics
TS862IN
STMicroelectronics
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 70dB CMRR 16µA - Through Hole 2 -40°C ~ 85°C Push-Pull 2µs 8-DIP General Purpose 15mV @ 5V
Product image for TS864AIN by STMicroelectronics
TS864AIN
STMicroelectronics
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 70dB CMRR 16µA - Through Hole 4 -40°C ~ 85°C Push-Pull 2µs 14-DIP General Purpose 7mV @ 5V
Product image for TS864IN by STMicroelectronics
TS864IN
STMicroelectronics
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 70dB CMRR 16µA - Through Hole 4 -40°C ~ 85°C Push-Pull 2µs 14-DIP General Purpose 15mV @ 5V
Product image for LMV393QDRMO by Texas Instruments
LMV393QDRMO
Texas Instruments
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 - 200µA - Surface Mount 2 -40°C ~ 125°C - 600ns (Typ) 8-SOIC General Purpose 7mV @ 5V
Product image for KA2903 by On Semiconductor
KA2903
On Semiconductor
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 - 2.5mA - Through Hole 2 -40°C ~ 85°C - - 8-DIP Differential 7mV @ 5V
Product image for KA2903DMTF by On Semiconductor
KA2903DMTF
On Semiconductor
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 - 2.5mA - Surface Mount 2 -40°C ~ 85°C - - 8-SOIC Differential 7mV @ 5V
Product image for LM2903IMX by On Semiconductor
LM2903IMX
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On Semiconductor
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 - 2.5mA - Surface Mount 2 -40°C ~ 105°C - - 8-SOIC Differential 7mV @ 5V
Product image for KA311 by On Semiconductor
KA311
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On Semiconductor
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 - 7.5mA - Through Hole 1 0°C ~ 70°C Open-Collector, Open-Emitter - 8-DIP General Purpose 7.5mV @ ±15V
Product image for KA311DTF by On Semiconductor
KA311DTF
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On Semiconductor
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 - 7.5mA - Surface Mount 1 0°C ~ 70°C Open-Collector, Open-Emitter - 8-SOIC General Purpose 7.5mV @ ±15V
Product image for LM311MX by On Semiconductor
LM311MX
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On Semiconductor
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 - 7.5mA - Surface Mount 1 0°C ~ 70°C Open-Collector, Open-Emitter - 8-SOIC General Purpose 7.5mV @ 15V
Product image for KA2903M by On Semiconductor
KA2903M
On Semiconductor
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 - 2.5mA - Through Hole 2 -40°C ~ 85°C - - 8-DIP Differential 7mV @ 5V
Product image for LM293AMX by On Semiconductor
LM293AMX
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On Semiconductor
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 - 2.5mA - Surface Mount 2 -25°C ~ 85°C Open-Collector, CMOS, DTL, ECL, MOS, TTL - 8-SOIC Differential 2mV @ 5V
Product image for LM293AN by On Semiconductor
LM293AN
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On Semiconductor
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 - 2.5mA - Through Hole 2 -25°C ~ 85°C - - 8-DIP General Purpose 2mV @ 5V
Product image for LM3302N by On Semiconductor
LM3302N
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On Semiconductor
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 - 2.5mA - Through Hole 4 -40°C ~ 85°C DTL, MOS, Open-Collector, TTL - 14-MDIP General Purpose 20mV @ 5V
Product image for HA1-4905-5 by Renesas
HA1-4905-5
Renesas
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 - 20mA - Through Hole 4 0°C ~ 75°C CMOS, Push-Pull - 16-CERDIP General Purpose 7.5mV @ ±15V
Product image for HA9P4905-5 by Renesas
HA9P4905-5
Renesas
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 - 20mA - Surface Mount 4 0°C ~ 75°C CMOS, Push-Pull - 16-SOIC General Purpose 7.5mV @ ±15V
Product image for LMX393HAUA+ by Analog Devices / Maxim Integrated
LMX393HAUA+
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Analog Devices / Maxim Integrated
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 70dB PSRR 200µA 2mV Surface Mount 2 -40°C ~ 125°C Open Drain 600ns 8-uMAX/uSOP General Purpose 7mV @ 5V
Product image for LMX339HASD+ by Analog Devices / Maxim Integrated
LMX339HASD+
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Analog Devices / Maxim Integrated
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 70dB PSRR 300µA 2mV Surface Mount 4 -40°C ~ 125°C Open Drain 600ns 14-SOIC General Purpose 7mV @ 5V
Product image for LMX339ASD+ by Analog Devices / Maxim Integrated
LMX339ASD+
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Analog Devices / Maxim Integrated
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 70dB PSRR 300µA 2mV Surface Mount 4 -40°C ~ 125°C Open Drain 600ns 14-SOIC General Purpose 7mV @ 5V
Product image for LMX393AUA+ by Analog Devices / Maxim Integrated
LMX393AUA+
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Analog Devices / Maxim Integrated
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 70dB PSRR 200µA 2mV Surface Mount 2 -40°C ~ 125°C Open Drain 600ns 8-uMAX/uSOP General Purpose 7mV @ 5V
Product image for LMX339HAUD+ by Analog Devices / Maxim Integrated
LMX339HAUD+
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 70dB PSRR 300µA 2mV Surface Mount 4 -40°C ~ 125°C Open Drain 600ns 14-TSSOP General Purpose 7mV @ 5V
Product image for LMX339AUD+ by Analog Devices / Maxim Integrated
LMX339AUD+
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 70dB PSRR 300µA 2mV Surface Mount 4 -40°C ~ 125°C Open Drain 600ns 14-TSSOP General Purpose 7mV @ 5V
Product image for MXL1016CS8+ by Analog Devices / Maxim Integrated
MXL1016CS8+
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 96dB CMRR, 100dB PSRR 35mA - Surface Mount 1 0°C ~ 70°C Complementary, TTL 14ns 8-SOIC with Latch 3mV @ ±5V
Product image for MXL1016CS8+T by Analog Devices / Maxim Integrated
MXL1016CS8+T
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Analog Devices / Maxim Integrated
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 96dB CMRR, 100dB PSRR 35mA - Surface Mount 1 0°C ~ 70°C Complementary, TTL 14ns 8-SOIC with Latch 3mV @ ±5V
Product image for LM239DTBR2 by On Semiconductor
LM239DTBR2
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On Semiconductor
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 - 2.5mA - Surface Mount 4 -25°C ~ 85°C CMOS, Open-Collector, TTL - 14-TSSOP General Purpose 5mV @ 5V
Product image for LMX339AUD+T by Analog Devices / Maxim Integrated
LMX339AUD+T
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 70dB PSRR 300µA 2mV Surface Mount 4 -40°C ~ 125°C Open Drain 600ns 14-TSSOP General Purpose 7mV @ 5V
Product image for LMX393HAUA+T by Analog Devices / Maxim Integrated
LMX393HAUA+T
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Analog Devices / Maxim Integrated
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 70dB PSRR 200µA 2mV Surface Mount 2 -40°C ~ 125°C Open Drain 600ns 8-uMAX/uSOP General Purpose 7mV @ 5V
Product image for LMX339HAUD+T by Analog Devices / Maxim Integrated
LMX339HAUD+T
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Analog Devices / Maxim Integrated
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 70dB PSRR 300µA 2mV Surface Mount 4 -40°C ~ 125°C Open Drain 600ns 14-TSSOP General Purpose 7mV @ 5V
Product image for LMX339HASD+T by Analog Devices / Maxim Integrated
LMX339HASD+T
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Analog Devices / Maxim Integrated
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 70dB PSRR 300µA 2mV Surface Mount 4 -40°C ~ 125°C Open Drain 600ns 14-SOIC General Purpose 7mV @ 5V
Product image for LMX393AUA+T by Analog Devices / Maxim Integrated
LMX393AUA+T
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 70dB PSRR 200µA 2mV Surface Mount 2 -40°C ~ 125°C Open Drain 600ns 8-uMAX/uSOP General Purpose 7mV @ 5V
Product image for ADCMP608BKSZ-RL by Analog Devices / Maxim Integrated
ADCMP608BKSZ-RL
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Analog Devices / Maxim Integrated
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 45dB CMRR, 50dB PSRR 1.3mA - Surface Mount 1 -40°C ~ 125°C CMOS, Rail-to-Rail, TTL 60ns SC-70-6 General Purpose 3mV @ 2.5V
Product image for LM2901VD by On Semiconductor
LM2901VD
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 - 2.5mA - Surface Mount 4 -40°C ~ 125°C CMOS, Open-Collector, TTL - 14-SOIC General Purpose 7mV @ 5V
Product image for LM2903DG by On Semiconductor
LM2903DG
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 - 2.5mA - Surface Mount 2 -40°C ~ 105°C CMOS, DTL, ECL, MOS, Open-Collector, TTL - 8-SOIC General Purpose 7mV @ 30V
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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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