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.
Parts in this category
Tap rows to select parts
Compare stocked parts across manufacturers and distributors, then add lines to your RFQ.
| Part & Mfr | AEC Qualified | Automotive Grade | CMRR, PSRR (Typ) | Current | Current - Quiescent (Max) | Dimensions | Halogen Free | Hysteresis | Industrial Grade | Input Impedance | Input Voltage | Lead Spacing | Lead Style | Medical Grade | Military Grade | Mounting Type | Number of Channels | Number of Elements | Operating Temperature | Operating Voltage | Output Current | Output Type | Output Voltage | PSRR | Power Consumption | Power Dissipation | Propagation Delay | Propagation Delay (Max) | Quiescent Current | Response Time | Storage Temperature | Supplier Device Package | Supplier Package | Supply Current | Supply Voltage | Tape & Reel | Technology | Termination Style | Type | Voltage | Voltage Reference | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
STMicroelectronics
|
13,500
|
$0.36
|
- | - | 75dB CMRR | 25µA | - | - | - | - | - | - | - | 3.9 mm | - | - | - | Surface Mount | - | 4 | -40°C ~ 125°C | - | - | CMOS, Open-Drain | - | - | - | - | - | - | - | - | - | 14-SO | 14-SO | - | - | - | - | - | General Purpose | 5mV @ 10V | - | |
Texas Instruments
|
13,329
|
Price on request
|
- | - | - | 2.5 mA | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | - | 2 | 0°C to 70°C | - | - | Open Collector | - | - | - | - | - | - | - | - | - | 8-VSSOP | - | - | - | - | - | - | Differential | 5 mV | - | |
Texas Instruments
|
13,296
|
$3.27
|
No | No | 97 dB | 12.5mA | - | - | - | - | No | - | - | - | - | No | No | Surface Mount | - | 1 | 0°C ~ 70°C | - | - | Complementary, Push-Pull, TTL | - | - | - | - | - | 10ns | - | - | - | 8-SOIC | - | - | - | - | - | - | with Latch | 3 mV | - | |
Texas Instruments
|
13,274
|
$0.86
|
- | - | 67dB | 95µA | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | - | 1 | -40°C ~ 85°C | - | - | Push-Pull | - | - | - | - | - | 62ns | - | - | - | SC-70-5 | - | - | - | - | - | - | General Purpose | 6mV @ 5V | - | |
Texas Instruments
|
13,228
|
$0.92
|
- | - | 88dB CMRR, 105dB PSRR | 470 nA | - | - | - | - | - | - | - | 3.0 mm | - | - | - | Surface Mount | - | 2 | -40°C ~ 125°C | - | - | CMOS, Open-Drain | - | - | - | - | - | 300 µs | - | - | - | 8-VSSOP | - | - | - | Yes | - | - | General Purpose | 3.6mV @ 15V | - | |
Texas Instruments
|
13,224
|
Price on request
|
No | No | - | 2mA | - | - | - | - | No | - | - | - | - | No | No | Through Hole | - | 4 | -25°C / 85°C | - | - | CMOS, MOS, Open-Collector, TTL | - | - | - | - | - | - | - | - | - | 14-PDIP | - | - | - | No | - | - | Differential | 5mV @ 30V | - | |
Texas Instruments
|
13,212
|
$0.16
|
- | - | - | 7.5 mA | - | - | - | - | - | - | - | 7.62 mm | - | - | - | Through Hole | - | 1 | 0°C ~ 70°C | 5 V | - | DTL, MOS, Open-Collector, Open-Emitter, RTL, TTL | - | - | - | - | - | - | - | - | - | 8-PDIP | - | - | - | - | - | - | General Purpose | 7.5 mV | - | |
Texas Instruments
|
13,195
|
$0.36
|
- | - | 74 dB CMRR, 69.12 dB PSRR | < 1.2 µA (Maximum) uA | - | - | - | - | - | - | - | 3.9 mm | - | - | - | Surface Mount | - | 1 | -40°C to 125°C | - | - | CMOS, Push-Pull, Rail-to-Rail | - | - | - | - | - | 13.5µs | - | - | - | 8-SOIC | - | - | 1.8 V to 5.5 V | - | - | - | General Purpose | 15mV @ 5.5V | - | |
On Semiconductor
|
13,171
|
Price on request
|
- | - | - | 2.5mA | - | - | Halogen Free/BFR Free | - | - | - | - | 3.90 mm | - | - | - | Surface Mount | - | 2 | -25°C ~ 85°C | - | - | CMOS, DTL, ECL, MOS, Open-Collector, TTL | 36 V | - | - | - | - | - | - | - | - | 8-SOIC | 8-SOIC | - | - | No | - | - | General Purpose | 5mV @ 30V | - | |
Texas Instruments
|
13,046
|
$0.73
|
- | - | - | 150µA | - | - | - | - | - | 10¹²Ω | - | - | - | - | - | Through Hole | - | 2 | 0°C / 70°C | - | - | Open-Drain | - | - | - | - | - | - | - | 200ns | - | 8-PDIP | - | - | - | - | - | - | Differential | 5mV | - | |
STMicroelectronics
|
13,000
|
$0.36
|
- | - | 78dB CMRR, 80dB PSRR | 430nA | - | - | - | 3.1mV | - | - | - | 0.118 mm | - | - | - | Surface Mount | - | 2 | -40°C to 125°C | - | - | Open-Drain, Rail-to-Rail | - | - | - | - | - | 23µs | - | - | °C ~ °C | 8-MiniSO | - | - | 0.9V to 5.5V | No | - | - | General Purpose | 5mV @ 5V | - | |
Analog Devices / Maxim Integrated
|
12,927
|
$0.36
|
- | - | 80dB | 4µA | - | - | - | 50mV | - | - | - | 3.90 mm | - | - | - | Surface Mount | - | 2 | -40°C / +85°C | - | - | CMOS, TTL | - | - | - | - | - | 12µs | - | - | - | 8-SOIC | 8-SOIC | - | - | No | - | - | with Voltage Reference | +2.5V / +11V | 1.182V ±2% | |
Analog Devices / Maxim Integrated
|
12,914
|
$0.36
|
- | - | 86.02 dB | 7mA, 5mA, 3mA | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | - | 4 | -40°C ~ 85°C | - | - | TTL | - | - | 9 mW/Comparator | - | 7 ns | - | [{'value': 7, 'unit': 'mA', 'display_value': '7 mA'}, {'value': 5, 'unit': 'mA', 'display_value': '5 mA'}, {'value': 3, 'unit': 'mA', 'display_value': '3 mA'}] | - | - | 16-TSSOP | - | - | [{'min': 4.75, 'max': 10.5, 'unit': 'V', 'display_value': '4.75 V ~ 10.5 V'}, {'min': -5.75, 'max': -2.375, 'unit': 'V', 'display_value': '±2.375 V ~ ±5.75 V'}] | - | - | - | General Purpose | 4mV @ ±5V | - | |
|
Texas Instruments
|
12,849
|
$0.36
|
- | - | 84dB CMRR | ±8 mA | - | - | - | - | - | - | - | - | Surface Mount | - | - | Surface Mount | - | 2 | 0°C / 70°C | - | - | CMOS, Push-Pull, TTL | - | - | 100 µW | - | - | 2.7 µs | - | - | - | 8-SOIC | - | - | - | No | - | - | General Purpose | 5 mV | - | |
Texas Instruments
|
12,719
|
$0.07
|
- | - | - | 2.5mA | - | - | - | - | - | - | - | 4.4 mm | - | - | - | Surface Mount | - | 2 | -40°C ~ 125°C | Up to 38V | - | CMOS, MOS, Open-Drain, TTL | - | - | - | - | - | - | - | 1µs | - | 8-TSSOP | - | 200µA | - | LARGE T&R | - | - | Differential | 7mV @ 30V | - | |
Texas Instruments
|
12,621
|
$1.04
|
- | - | 74dB CMRR, 80dB PSRR | 5µA | - | - | - | - | - | - | - | 0.6 mm | - | - | - | Surface Mount | - | 1 | -40°C ~ 125°C | - | - | Push-Pull | - | - | - | - | - | 13.5µs | - | - | - | SC-70-6 | - | - | - | - | - | - | with Voltage Reference | 12mV @ 5.5V | - | |
Analog Devices / Maxim Integrated
|
12,543
|
$0.36
|
- | - | 80dB | 7mA | - | - | - | 3.5mV | - | - | - | - | - | - | - | Surface Mount | - | 1 | -40°C | - | - | CMOS, TTL | - | - | - | - | - | 7ns | - | - | - | SOT-23-5 | SOT-23-5 | - | - | - | - | - | General Purpose | 1.5mV | - | |
STMicroelectronics
|
12,518
|
Price on request
|
- | - | - | 2.5mA | - | - | - | - | - | - | -0.3 V to +36 V | 7.62 mm | - | - | - | Surface Mount | - | 2 | -55°C to +125°C | - | - | CMOS, DTL, ECL, MOS, Open-Collector, TTL | - | - | - | - | - | - | - | - | - | 8-DIP | - | 0.45 mA | - | No | - | - | General Purpose | 2 V to 36 V | - | |
Texas Instruments
|
12,513
|
$0.80
|
- | - | 74dB CMRR, 69.12dB PSRR | 1.2µA | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 2 | 2 | -40°C ~ 125°C | - | - | CMOS, Push-Pull, Rail-to-Rail | - | - | - | - | - | 13.5µs | - | - | - | 8-SOIC | - | - | - | - | - | - | General Purpose | 15mV @ 5.5V | - | |
STMicroelectronics
|
12,500
|
$0.36
|
- | - | - | 250µA | - | - | - | - | - | - | - | - | Surface Mount | - | - | Surface Mount | - | 4 | -40°C to 85°C | - | - | CMOS, MOS, Open-Drain, TTL | - | - | - | - | - | - | - | - | - | 14-SO | - | - | - | - | - | - | Differential | 10mV @ 5V | - | |
Texas Instruments
|
12,436
|
$0.91
|
- | - | - | 75µA | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 2 | 2 | -40°C ~ 125°C | - | - | Open Collector | - | - | - | - | 560 ns | 560ns | 0.055 mA | - | - | 8-VSSOP | - | - | - | - | - | - | General Purpose | 2.5mV | - | |
Texas Instruments
|
12,371
|
Price on request
|
No | No | - | 2.5mA | - | - | Halogen Free | - | No | - | - | 3.90 mm | - | No | No | Surface Mount | - | 2 | 0°C ~ 70°C | - | 16mA @ 5V | Open-Collector, Rail-to-Rail | - | - | - | - | 700ns | 700ns | 2.5mA | - | - | 8-SOIC | - | - | - | No | - | - | General Purpose | 5mV @ 30V | - | |
On Semiconductor
|
12,150
|
Price on request
|
- | - | - | 2.5mA | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | - | 2 | 0°C / 70°C | - | - | Open Collector | - | - | - | 570mW | - | - | - | 1300ns | °C ~ °C | - | - | - | - | No | Bipolar | - | General Purpose | 5mV @ 30V | - | |
Texas Instruments
|
12,072
|
$2.05
|
- | - | 70dB CMRR, 100dB PSRR | 5mA | - | - | - | 6 mV | - | - | - | - | - | - | - | Surface Mount | - | 2 | -40°C ~ 125°C | - | - | CMOS, Push-Pull, Rail-to-Rail, TTL | - | - | - | - | - | 10ns | - | - | - | SOT-23-8 | - | - | - | - | - | - | General Purpose | 6.5mV @ 5.5V | - | |
Texas Instruments
|
12,020
|
$0.99
|
- | - | 85dB CMRR, 85dB PSRR | 1.8mA | - | - | - | 7.5 mV | - | - | - | - | - | - | - | Surface Mount | 1 | 1 | -40°C ~ 85°C | - | - | Push-Pull, Rail-to-Rail | - | - | - | - | 7 ns | 20ns | - | - | - | SC-70-5 | - | 1.1 mA | - | - | - | - | General Purpose | 6mV @ 5V | - | |
STMicroelectronics
|
12,000
|
$0.54
|
- | - | - | 2.5mA | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | - | 2 | - | - | - | CMOS, DTL, ECL, MOS, Open-Collector, TTL | - | - | - | - | - | - | - | - | °C ~ °C | 8-UFSON (2x2) | 8-UFSON (2x2) | - | - | No | - | - | General Purpose | 2V ~ 36V, ±1V ~ 18V | - | |
Microchip Technology
|
12,000
|
$0.36
|
- | - | 66dB CMRR, 70dB PSRR | 130µA | - | - | - | 5mV | - | - | - | - | - | - | - | Surface Mount | - | 1 | -40°C ~ 125°C | - | - | CMOS, Push-Pull, Rail-to-Rail, TTL | - | - | - | - | - | 80ns | - | - | - | SOT-23-5 | - | - | - | - | - | - | General Purpose | 5.5V | - | |
STMicroelectronics
|
12,000
|
$0.36
|
- | - | 85dB CMRR, 89dB PSRR | 8µA | - | - | - | - | - | - | - | 3.00 mm | - | - | - | Surface Mount | - | 2 | -40°C ~ 125°C | - | - | Push-Pull | - | - | - | - | - | - | - | - | °C ~ °C | 8-MiniSO | - | - | - | No | - | - | General Purpose | 5mV @ 5V | - | |
On Semiconductor
|
12,000
|
Price on request
|
- | - | - | 2.5mA | - | - | - | - | - | - | - | - | - | - | - | Through Hole | - | 4 | 0°C ~ 70°C | - | - | DTL, MOS, Open-Collector, TTL | - | - | - | - | - | - | - | - | - | 14-MDIP | 14-MDIP | - | - | No | - | - | General Purpose | 2mV @ 5V | - | |
Texas Instruments
|
11,844
|
$0.05
|
- | - | - | 600µA | - | - | - | - | - | - | - | 4.4 mm | - | - | - | Surface Mount | 2 | 2 | -40°C ~ 85°C | - | - | Open-Collector, CMOS, MOS, TTL | - | - | - | - | - | 1µs (Typ) | - | - | - | 8-TSSOP | 8-TSSOP | - | - | - | - | - | General Purpose | 2.5mV @ 36V | - | |
Analog Devices / Maxim Integrated
|
11,800
|
$0.36
|
- | - | 80dB CMRR, 86.02dB PSRR | 5mA | - | - | - | 3.5mV | - | - | - | 3.90 mm | - | - | - | Surface Mount | - | 4 | -40°C ~ 85°C | - | - | CMOS, TTL | - | - | - | - | - | 4.5ns | - | - | - | 16-QSOP | 16-QSOP | - | - | No | - | - | General Purpose | 1.5mV @ 5V | - | |
Texas Instruments
|
11,752
|
$0.67
|
- | - | 84dB | 50µA | - | - | - | - | - | - | - | 5.30 mm | - | - | - | Surface Mount | - | 2 | -40°C to 85°C | 3V to 16V | - | CMOS, Push-Pull, TTL | - | - | 100µW | - | - | 4.5µs | - | - | - | 8-SO | - | - | - | No | - | - | General Purpose | 5mV | - | |
Texas Instruments
|
11,740
|
Price on request
|
- | - | 70dB CMRR, 60dB PSRR | 2mA | - | - | - | 10mV | - | - | - | - | - | - | - | Through Hole | - | 4 | -55°C ~ 125°C | - | - | Open-Collector, CMOS, DTL, ECL, MOS, TTL | - | - | - | - | - | 1.3µs (Typ) | - | - | - | 14-CDIP | - | - | - | - | - | - | Differential | 2mV @ 30V | - | |
STMicroelectronics
|
11,688
|
Price on request
|
- | - | - | 2.5mA | - | - | Halogen Free | - | - | - | - | - | Through Hole | - | - | Through Hole | - | 4 | 0°C ~ 70°C | 3.0 V to 36 V | 20mA | Open-Collector, Rail-to-Rail | - | - | - | - | - | - | 2.5mA | - | - | 14-PDIP | - | - | - | - | - | - | General Purpose | 5mV @ 30V | - | |
Analog Devices / Maxim Integrated
|
11,567
|
$0.36
|
No | No | 81.94dB | 600µA | - | - | - | - | No | - | - | 3.90 mm | - | No | No | Surface Mount | - | 2 | 0°C ~ 70°C | - | - | CMOS, Push-Pull, TTL | - | - | - | - | - | 80ns | - | - | - | 8-SOIC | 8-SOIC (0.154", 3.90mm Width) | - | - | No | - | - | General Purpose | 2.7V ~ 5.5V | - | |
STMicroelectronics
|
11,500
|
$0.36
|
- | - | 79dB CMRR | 26µA | 26µA | - | - | - | - | - | - | - | - | - | - | Surface Mount | - | 1 | -40°C to 125°C | - | - | Open Drain | - | - | - | - | - | 720ns | - | - | °C ~ °C | - | - | - | - | No | - | - | General Purpose | 5mV @ 5V | - | |
Texas Instruments
|
11,356
|
$0.17
|
- | - | - | 600µA | - | - | - | - | - | - | - | 4.4 mm | - | - | - | Surface Mount | - | 2 | -40°C ~ 125°C | - | - | Open-Collector, CMOS, MOS, TTL | - | - | - | - | - | 1µs (Typ) | - | - | - | 8-TSSOP | 8-TSSOP | - | - | - | - | - | General Purpose | 2.5mV @ 5V | - | |
ROHM Semiconductor
|
11,330
|
Price on request
|
- | - | - | 2 mA | - | - | - | - | - | - | - | 1.27 mm | Gull Wing | - | - | Surface Mount | - | 4 | -40°C to 125°C | - | - | Open Collector | - | - | - | - | - | - | - | - | - | 14-SOP | - | - | - | Yes | - | Solder | General Purpose | 7 mV | - | |
Texas Instruments
|
11,122
|
$2.13
|
- | - | 85dB CMRR, 85dB PSRR | 1.8mA | - | - | - | 7.5 mV | - | - | - | 1.5 mm | - | - | - | Surface Mount | 1 | 1 | -40°C ~ 85°C | - | - | Push-Pull, Rail-to-Rail | - | - | - | - | - | 20ns | - | - | - | SOT-23-5 | - | 1.1 mA | - | No | - | - | General Purpose | 6mV @ 5V | - | |
Analog Devices / Maxim Integrated
|
11,030
|
$0.36
|
- | - | 100dB CMRR, 100dB PSRR | 35μA | - | - | - | 4mV | - | - | - | 0.95 mm | - | - | - | Surface Mount | - | 1 | -40°C / 125°C | - | - | CMOS, Rail-to-Rail, TTL | - | - | - | - | - | 188ns | - | - | °C ~ °C | SC-70-6 | - | - | - | No | - | - | General Purpose | 2.5V / 5.5V | - | |
STMicroelectronics
|
11,000
|
$0.36
|
No | No | 75dB CMRR | 25µA | - | - | - | - | No | - | - | 0.173 mm | - | No | No | Surface Mount | - | 4 | 0°C ~ 70°C | - | - | CMOS, Open-Drain | - | - | - | - | - | - | - | - | - | 14-TSSOP | - | - | - | No | - | - | General Purpose | 5mV @ 10V | - | |
On Semiconductor
|
11,000
|
Price on request
|
- | - | - | 12.5mA | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | - | 2 | 0°C ~ 70°C | - | - | DTL, Open-Collector, Open-Emitter, RTL, TTL | - | - | - | - | - | - | - | - | - | 14-SOP | - | - | - | - | - | - | General Purpose | 8mV @ ±15V | - | |
On Semiconductor
|
10,937
|
Price on request
|
No | No | - | 2.5mA | - | - | - | - | No | - | - | 3.90 mm | - | No | No | Surface Mount | - | 2 | 0°C ~ 70°C | - | - | - | - | - | - | - | - | - | - | - | - | 8-SOIC | - | - | 2.0 Vdc to 36 Vdc | No | - | - | Differential | 2mV @ 5V | - | |
|
Analog Devices / Maxim Integrated
|
10,872
|
$0.36
|
- | - | 95dB | 2.4mA | - | - | - | - | - | - | - | 3.00 mm | - | - | - | Surface Mount | - | 2 | -40°C / 85°C | - | - | TTL | - | 82dB | - | - | - | 5ns | - | - | - | 8-uMAX/uSOP | - | - | - | No | - | - | General Purpose | 3V/mV | - | |
Texas Instruments
|
10,828
|
$18.71
|
No | No | - | 5mA, 6mA | - | - | - | - | No | - | - | - | - | No | No | Through Hole | - | 1 | -55°C ~ 125°C | - | - | Open-Collector, Open-Emitter | - | - | - | - | - | 165ns | - | 165 ns | - | 8-CDIP | CDIP (JG) 8 | - | - | - | - | - | Differential | 3mV @ ±15V | - | |
|
Texas Instruments
|
10,783
|
$0.36
|
- | - | 97dB | 12.5 mA | - | - | - | - | - | - | - | 3.90 mm | - | - | - | Surface Mount | - | 1 | -40°C / 85°C | - | - | Complementary, Push-Pull, TTL | - | - | - | - | - | 7.6 ns | - | - | - | 8-SOIC | - | - | - | No | - | - | with Latch | 3 mV | - | |
Texas Instruments
|
10,764
|
$0.20
|
- | - | - | 2.5mA | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | - | 2 | -40°C to 125°C | - | - | CMOS, MOS, Open-Collector, TTL | - | - | - | - | - | - | - | - | - | 8-TSSOP | 8-TSSOP (0.173", 4.40mm Width) | - | - | - | - | - | Differential | 7mV @ 5V | - | |
Texas Instruments
|
10,677
|
$0.54
|
- | - | 84dB | 0.009mA | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | - | 2 | -40°C ~ 125°C | - | - | CMOS, Push-Pull, TTL | - | - | - | - | - | 4.5µs | - | - | - | 8-SOIC | 8-SOIC | - | - | - | - | - | General Purpose | 5mV @ 10V | - | |
Analog Devices / Maxim Integrated
|
10,635
|
$0.36
|
- | - | 86.02dB CMRR, 86.02dB PSRR | 7mA, 5mA, 3mA | - | 5 mm x 4.4 mm x 0.9 mm | - | - | - | - | - | 0.173 mm | - | - | - | Surface Mount | - | 4 | -40°C ~ 85°C | 4.75 V to 10.5 V | - | TTL | - | - | 9 mW/comparator | 696 mW | 7 ns | - | - | - | - | 16-TSSOP | - | - | - | No | Bipolar | - | General Purpose | 4mV @ ±5V | - | |
Analog Devices / Maxim Integrated
|
10,635
|
$0.36
|
- | - | 81.94dB | 600µA | - | - | - | - | - | - | - | 3.90 mm | - | - | - | Surface Mount | - | 4 | 0°C ~ 70°C | 2.7V ~ 5.5V | - | CMOS, Push-Pull, TTL | - | - | - | - | - | 80ns | 600µA | - | - | 14-SOIC | - | 350μA per comparator | - | Tape & Reel (TR) | - | - | General Purpose | 2mV @ 5.5V | - |
Showing 551-600 of 4,726 products