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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			CMRR, PSRR (Typ)	Current	Hysteresis	Mounting Type	Number of Elements	Operating Temperature	Output Type	Propagation Delay (Max)	Supplier Device Package	Type	Voltage
MAX972EPA+ Download Datasheet for MAX972EPA+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	80dB CMRR, 80dB PSRR	4µA	-	Through Hole	2	-40°C ~ 85°C	Open Drain	-	8-PDIP	General Purpose	10mV @ 5V
MAX921EPA+ Download Datasheet for MAX921EPA+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	80dB CMRR, 80dB PSRR	5µA	50mV	Through Hole	1	-40°C ~ 85°C	CMOS, TTL	12µs	8-PDIP	with Voltage Reference	10mV @ 5V
MAX9691ESA+ Download Datasheet for MAX9691ESA+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	80dB CMRR, 60dB PSRR	26mA	-	Surface Mount	1	-40°C ~ 85°C	Complementary, ECL	1.8ns	8-SOIC	with Latch	6.5mV @ 5V
HA9P4905-5Z Intersil	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	20mA	-	Surface Mount	4	0°C ~ 75°C	CMOS, Push-Pull	-	16-SOIC	General Purpose	7.5mV @ ±15V
MAX913EPA+ Download Datasheet for MAX913EPA+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	110dB CMRR, 100dB PSRR	10mA	-	Through Hole	1	-40°C ~ 85°C	Complementary, TTL	14ns	8-PDIP	with Latch	2mV @ ±5V
MAX9692EPE+ Download Datasheet for MAX9692EPE+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	80dB CMRR, 60dB PSRR	26mA	-	Through Hole	1	-40°C ~ 85°C	Complementary, ECL	1.8ns	16-PDIP	with Latch	6.5mV @ 5V
ALD2302ASAL Download Datasheet for ALD2302ASAL Advanced Linear Devices	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	500µA	-	Surface Mount	2	0°C ~ 70°C	CMOS, NMOS, Push-Pull, TTL	-	8-SOIC	General Purpose	1mV @ 5V
LM193AH/NOPB Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	2.5mA	-	Through Hole	2	-55°C ~ 125°C	CMOS, DTL, ECL, MOS, Open-Collector, TTL	700ns	TO-99-8	General Purpose	2mV @ 30V
MAX9602EUG+ Download Datasheet for MAX9602EUG+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	70dB CMRR, 65dB PSRR	39mA	30mV	Surface Mount	4	-40°C ~ 85°C	Complementary, Differential, PECL	0.5ns	24-TSSOP	General Purpose	5mV @ -5.2V, 5V
LM239J Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	2.5mA	-	Through Hole	4	-25°C ~ 85°C	CMOS, DTL, ECL, MOS, Open-Collector, TTL	-	14-CDIP	General Purpose	5mV @ 30V
ISL55141IVZ Renesas	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	12.5mA	-	Surface Mount	1	-40°C ~ 85°C	-	15ns	14-TSSOP	Window	50mV @ -3V, 12V
LM293DRG3 Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	2.5mA	-	Surface Mount	2	-25°C ~ 85°C	CMOS, MOS, Open-Drain, TTL	-	8-SOIC	Differential	5mV @ 30V
NCX2202GMZ Download Datasheet for NCX2202GMZ NXP Semiconductors	Stock on Request Send RFQ	Price on request Price and Stock on Request	70dB CMRR, 80dB PSRR	6µA (Typ)	20mV	Surface Mount	1	-40°C ~ 85°C	Open Drain	800ns (Typ)	6-XSON, SOT886 (1.45x1)	General Purpose	30mV @ 5.5V
TLV4082QDBVRQ1 Download Datasheet for TLV4082QDBVRQ1 Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	6.5µA	60mV	Surface Mount	2	-40°C ~ 125°C	Open-Drain	-	SOT-23-6	General Purpose	1.5V ~ 5.5V
TC75W58FU,LF Download Datasheet for TC75W58FU,LF Toshiba	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	22µA	-	Surface Mount	2	-40°C ~ 85°C	Open Drain	800ns	8-SSOP	General Purpose	7mV @ 5V
LM2901VQDRG4Q1 Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	2.5mA	-	Surface Mount	4	-40°C ~ 125°C	CMOS, MOS, Open-Collector, TTL	-	14-SOIC	Differential	7mV @ 5V
NJU77241F3-TE1 Download Datasheet for NJU77241F3-TE1 Nisshinbo Micro Devices	Stock on Request Send RFQ	Price on request Price and Stock on Request	70dB CMRR, 85dB PSRR	14µA	-	Surface Mount	1	-40°C ~ 125°C	Open Drain	840ns (Typ)	SC-88A	General Purpose	7mV @ 3V
NJM391AF-TE1 Download Datasheet for NJM391AF-TE1 Nisshinbo Micro Devices	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	1.2mA	-	Surface Mount	1	-40°C ~ 125°C	CMOS, DTL, ECL, MOS, Open-Collector, TTL	-	SOT-23-5 (MTP5)	General Purpose	3mV @ 5V
MAX931CUA+TG002 Download Datasheet for MAX931CUA+TG002 Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	-	-	-	-	-	-	-	-	-	-
TLV4051R1YKAR Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	3.5µA	20mV	Surface Mount	1	-40°C ~ 125°C (TA)	Push-Pull, Rail-to-Rail	360ns	4-DSBGA	General Purpose	1.6V ~ 5.5V
BU7233SF-E2 ROHM Semiconductor	Stock on Request Send RFQ	Price on request Price and Stock on Request	80dB CMRR, 80dB PSRR	25µA	-	Surface Mount	2	-40°C ~ 105°C	CMOS, Open-Drain	1.8µs	8-SOP	CMOS	11mV @ 3V
LMC7221BIMX/NOPB Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	75dB CMRR, 80dB PSRR	14µA	-	Surface Mount	1	-40°C ~ 85°C	Open Drain	10µs	8-SOIC	General Purpose	15mV @ 5V
TLV4062DRYR Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	6.5µA	60mV	Surface Mount	2	-40°C ~ 85°C	Push-Pull	-	6-SON (1.45x1)	General Purpose	1.5V ~ 5.5V
LM2903EYFVM-CTR ROHM Semiconductor	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	1mA	-	Surface Mount	2	-40°C ~ 150°C	Open-Collector, TTL	-	8-MSOP	General Purpose	5mV @ 5V
LM2903EYFJ-CE2 ROHM Semiconductor	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	1mA	-	Surface Mount	2	-40°C ~ 150°C	Open-Collector, TTL	-	8-SOP-J	General Purpose	5mV @ 5V
LM2901FJ-E2 ROHM Semiconductor	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	2mA	-	Surface Mount	4	-40°C ~ 125°C	Open-Collector	-	14-SOPJ	General Purpose	4.5mV @ 5V
BU7233YF-CGE2 ROHM Semiconductor	Stock on Request Send RFQ	Price on request Price and Stock on Request	80dB CMRR, 80dB PSRR	25µA	-	Surface Mount	2	-40°C ~ 125°C	Open Drain	1.8µs (Typ)	8-SOP	CMOS	14mV @ 3V
LM2901EYFV-CE2 ROHM Semiconductor	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	2mA	-	Surface Mount	4	-40°C ~ 150°C	Open-Collector, TTL	400ns (Typ)	14-SSOPB	General Purpose	5mV @ 5V
LM2903EPWRQ1 Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	1mA	-	Surface Mount	2	-40°C ~ 150°C	CMOS, MOS, Open-Collector, TTL	-	8-TSSOP	Differential	7mV @ 5V
LMV339IPW Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	350µA	-	Surface Mount	4	-40°C ~ 125°C	Open Collector	600ns	14-TSSOP	General Purpose	7mV @ 5V
MCP6549T-I/ST Download Datasheet for MCP6549T-I/ST Microchip Technology	Stock on Request Send RFQ	Price on request Price and Stock on Request	70dB CMRR, 80dB PSRR	1µA	6.5mV	Surface Mount	4	-40°C ~ 85°C	CMOS, Open-Drain, Rail-to-Rail, TTL	8µs	14-TSSOP	General Purpose	7mV @ 5.5V
LM211PW Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	6mA	-	Surface Mount	1	-40°C ~ 85°C	DTL, MOS, Open-Collector, Open-Emitter, RTL, TTL	-	8-TSSOP	General Purpose	3mV @ ±15V
TLV6703DDCT Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	13µA	12mV	Surface Mount	1	-40°C ~ 125°C	Open Drain	18µs	SOT-23-THIN	General Purpose	1.8V ~ 18V
LM361M/NOPB Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	5mA, 10mA, 20mA	-	Surface Mount	2	0°C ~ 70°C	Complementary, TTL	20ns	14-SOIC	Differential	5mV @ 5V
LMC7211AIM/NOPB Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	75dB CMRR, 80dB PSRR	14µA	-	Surface Mount	1	-40°C ~ 85°C	Push-Pull	10µs	8-SOIC	General Purpose	5mV @ 5V
MAX919ESA+ Download Datasheet for MAX919ESA+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	66.02dB CMRR, 80dB PSRR	1.2µA	4mV	Surface Mount	1	-40°C ~ 85°C	CMOS, Push-Pull, Rail-to-Rail, TTL	940µs	8-SOIC	General Purpose	5mV @ 5V
MAX9095ASD+ Download Datasheet for MAX9095ASD+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	400µA	2mV	Surface Mount	4	-40°C ~ 125°C	Open Drain	110ns	14-SOIC	General Purpose	7mV @ 5V
MAX920ESA+ Download Datasheet for MAX920ESA+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	66.02dB CMRR, 80dB PSRR	1.2µA	4mV	Surface Mount	1	-40°C ~ 85°C	Open-Drain, Rail-to-Rail	12µs	8-SOIC	General Purpose	5mV @ 5V
TLV3402ID Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	88dB CMRR, 105dB PSRR	950nA	-	Surface Mount	2	-40°C ~ 125°C	CMOS, Open-Drain	300µs	8-SOIC	General Purpose	3.6mV @ 15V
TLV3494AIPWT Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	74dB CMRR, 69.12dB PSRR	1.2µA	-	Surface Mount	4	-40°C ~ 125°C	CMOS, Push-Pull, Rail-to-Rail	13.5µs	14-TSSOP	General Purpose	15mV @ 5.5V
LMC6762AIM Texas Instruments	Stock on Request Send RFQ	Price on request Price and Stock on Request	75dB CMRR, 80dB PSRR	20µA	-	Surface Mount	2	-40°C ~ 85°C	Push-Pull, Rail-to-Rail	10µs	8-SOIC	General Purpose	5mV @ 5V
LM339AD On Semiconductor	Stock on Request Send RFQ	Price on request Price and Stock on Request	-	2.5mA	-	Surface Mount	4	0°C ~ 70°C	CMOS, DTL, ECL, MOS, Open-Collector, TTL	-	14-SO	General Purpose	2mV @ 30V
MAX965EUA+ Download Datasheet for MAX965EUA+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	56.48dB CMRR, 80dB PSRR	12µA	±1mV	Surface Mount	1	-40°C ~ 85°C	Open-Drain, Rail-to-Rail	20µs	8-uMAX/uSOP	with Voltage Reference	15mV @ 5.5V
MAX9108EUD+ Download Datasheet for MAX9108EUD+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	86.02dB CMRR, 86.02dB PSRR	700µA	2mV	Surface Mount	4	-40°C ~ 85°C	TTL	25ns	14-TSSOP	General Purpose	1.6mV @ 5V
MAX994EUD+ Download Datasheet for MAX994EUD+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	80dB CMRR, 80dB PSRR	24µA	±3mV	Surface Mount	4	-40°C ~ 85°C	CMOS, Open-Drain, Rail-to-Rail, TTL	450ns	14-TSSOP	General Purpose	5mV @ 5.5V
MAX996ESD+ Download Datasheet for MAX996ESD+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	80dB CMRR, 80dB PSRR	96µA	±2.5mV	Surface Mount	4	-40°C ~ 85°C	CMOS, Open-Drain, Rail-to-Rail, TTL	210ns	14-SOIC	General Purpose	5mV @ 5.5V
MAX982ESA+ Download Datasheet for MAX982ESA+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	80dB CMRR, 80dB PSRR	6µA	50mV	Surface Mount	2	-40°C ~ 85°C	Open Drain	-	8-SOIC	with Voltage Reference	10mV @ 5V
MAX984CSE+ Download Datasheet for MAX984CSE+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	80dB CMRR, 80dB PSRR	8.5µA	-	Surface Mount	4	0°C ~ 70°C	Open Drain	-	16-SOIC	with Voltage Reference	10mV @ 5V
ADCMP603BCPZ-WP Download Datasheet for ADCMP603BCPZ-WP Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	50dB CMRR, 50dB PSRR	1.8mA	100µV	Surface Mount	1	-40°C ~ 125°C	CMOS, Complementary, Rail-to-Rail, TTL	5ns	12-LFCSP-WQ (3x3)	with Latch	5mV @ 2.5V
MAX942CUA+ Download Datasheet for MAX942CUA+ Analog Devices / Maxim Integrated	Stock on Request Send RFQ	Price on request Price and Stock on Request	81.94dB CMRR, 81.94dB PSRR	600µA	-	Surface Mount	2	0°C ~ 70°C	CMOS, Push-Pull, TTL	80ns	8-uMAX/uSOP	General Purpose	3mV @ 5.5V

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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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Comparators

What are Comparators ?

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