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0755-82798135Comparators
Logic Comparators
Logic comparators are digital logic ICs used to compare binary values, data words, or signal states and generate outputs based on equality or magnitude relationships. They are commonly used in address decoding, data processing, control logic, bus systems, timing circuits, industrial control equipment, communication devices, consumer electronics, automotive electronics, and embedded applications.
TomatoElec is an independent electronic components distributor supplying logic comparator ICs from mainstream manufacturers such as Texas Instruments, Nexperia, onsemi, STMicroelectronics, NXP, Diodes Incorporated, Toshiba, Renesas, Microchip, and Analog Devices. Customers can check inventory, price, package, specifications, parameters and PDF datasheets in the product list below, and submit a BOM or RFQ for logic comparator IC sourcing support.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Type | Number of Bits | Output | Output Function | Voltage - Supply | Current - Output High, Low | Max Propagation Delay @ V, Max CL | Current - Quiescent (Iq) | Operating Temperature | Grade | Qualification | Supplier Device Package | Mounting Type |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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CD74HC688M96E4IC COMPARATOR IDENTITY 8B 20SOIC |
0 | - |
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Datasheet |
74HC | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Identity Comparator | 8 | Active Low | A=B | 2V ~ 6V | 5.2mA, 5.2mA | 29ns @ 6V, 50pF | 8 µA | -55°C ~ 125°C | - | - | 20-SOIC | Surface Mount |
|
SN74ALS521DWRE4IC COMPARATOR IDENTITY 8B 20SOIC |
0 | - |
|
Datasheet |
74ALS | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Identity Comparator | 8 | Active Low | A=B | 4.5V ~ 5.5V | 2.6mA, 24mA | 20ns @ 5V, 50pF | - | 0°C ~ 70°C | - | - | 20-SOIC | Surface Mount |
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SN74ALS520DWRIC COMPARATOR IDENTITY 8B 20SOIC |
0 | - |
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Datasheet |
74ALS | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Identity Comparator | 8 | Active Low | A=B | 4.5V ~ 5.5V | 2.6mA, 24mA | 20ns @ 5V, 50pF | - | 0°C ~ 70°C | - | - | 20-SOIC | Surface Mount |
|
SN74ALS520DWRE4IC COMPARATOR IDENTITY 8B 20SOIC |
0 | - |
|
Datasheet |
74ALS | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Identity Comparator | 8 | Active Low | A=B | 4.5V ~ 5.5V | 2.6mA, 24mA | 20ns @ 5V, 50pF | - | 0°C ~ 70°C | - | - | 20-SOIC | Surface Mount |
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SN74ALS520DWRG4IC COMPARATOR IDENTITY 8B 20SOIC |
0 | - |
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Datasheet |
74ALS | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Identity Comparator | 8 | Active Low | A=B | 4.5V ~ 5.5V | 2.6mA, 24mA | 20ns @ 5V, 50pF | - | 0°C ~ 70°C | - | - | 20-SOIC | Surface Mount |
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IDT74FCT521CTPYGIC COMPARATOR IDENTITY 8B 20SSOP |
0 | - |
|
Datasheet |
74FCT | 20-SSOP (0.209", 5.30mm Width) | Tube | Obsolete | Identity Comparator | 8 | Active Low | A=B | 4.75V ~ 5.25V | 15mA, 48mA | 4.5ns @ 5V, 50pF | 10 µA | -40°C ~ 85°C | - | - | 20-SSOP | Surface Mount |
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SN74LS682DWRIC COMPARATOR MAG 8BIT 20SOIC |
0 | - |
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Datasheet |
74LS | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Magnitude Comparator | 8 | Active Low | A=B, A>B | 4.85V ~ 5.25V | 400µA, 24mA | 30ns @ 5V, 45pF | - | 0°C ~ 70°C | - | - | 20-SOIC | Surface Mount |
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SN74LS682DWRG4IC COMPARATOR MAG 8BIT 20SOIC |
0 | - |
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Datasheet |
74LS | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Magnitude Comparator | 8 | Active Low | A=B, A>B | 4.85V ~ 5.25V | 400µA, 24mA | 30ns @ 5V, 45pF | - | 0°C ~ 70°C | - | - | 20-SOIC | Surface Mount |
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74FCT521CTQG8IC COMPARATOR IDENTITY 8B 20QSOP |
0 | - |
|
Datasheet |
74FCT | 20-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Identity Comparator | 8 | Active Low | A=B | 4.75V ~ 5.25V | 15mA, 48mA | 4.5ns @ 5V, 50pF | 10 µA | -40°C ~ 85°C | - | - | 20-QSOP | Surface Mount |
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SN74LS688NG4IC COMPARATOR IDENTITY 8B 20DIP |
0 | - |
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Datasheet |
74LS | 20-DIP (0.300", 7.62mm) | Tube | Discontinued at Digi-Key | Identity Comparator | 8 | Active Low | A=B | 4.85V ~ 5.25V | 400µA, 24mA | 23ns @ 5V, 45pF | - | 0°C ~ 70°C | - | - | 20-PDIP | Through Hole |
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74FCT521ATSOG8IC COMPARATOR IDENTITY 8B 20SOIC |
0 | - |
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Datasheet |
74FCT | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Identity Comparator | 8 | Active Low | A=B | 4.75V ~ 5.25V | 15mA, 48mA | 7.2ns @ 5V, 50pF | 10 µA | -40°C ~ 85°C | - | - | 20-SOIC | Surface Mount |
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74FCT521CTSOG8IC COMPARATOR IDENTITY 8B 20SOIC |
0 | - |
|
Datasheet |
74FCT | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Identity Comparator | 8 | Active Low | A=B | 4.75V ~ 5.25V | 15mA, 48mA | 4.5ns @ 5V, 50pF | 10 µA | -40°C ~ 85°C | - | - | 20-SOIC | Surface Mount |
|
74FCT521ATQGIC COMPARATOR IDENTITY 8B 20QSOP |
0 | - |
|
Datasheet |
74FCT | 20-SSOP (0.154", 3.90mm Width) | Tube | Active | Identity Comparator | 8 | Active Low | A=B | 4.75V ~ 5.25V | 15mA, 48mA | 7.2ns @ 5V, 50pF | 10 µA | -40°C ~ 85°C | - | - | 20-QSOP | Surface Mount |
|
74FCT521CTQGIC COMPARATOR IDENTITY 8B 20QSOP |
0 | - |
|
Datasheet |
74FCT | 20-SSOP (0.154", 3.90mm Width) | Tube | Active | Identity Comparator | 8 | Active Low | A=B | 4.75V ~ 5.25V | 15mA, 48mA | 4.5ns @ 5V, 50pF | 10 µA | -40°C ~ 85°C | - | - | 20-QSOP | Surface Mount |
|
SN74LS688NE4IC COMPARATOR IDENTITY 8B 20DIP |
0 | - |
|
Datasheet |
74LS | 20-DIP (0.300", 7.62mm) | Tube | Active | Identity Comparator | 8 | Active Low | A=B | 4.85V ~ 5.25V | 400µA, 24mA | 23ns @ 5V, 45pF | 65 mA | 0°C ~ 70°C | - | - | 20-PDIP | Through Hole |
|
CD74HC688MIC COMPARATOR IDENTITY 8B 20SOIC |
3 | - |
|
Datasheet |
74HC | 20-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Identity Comparator | 8 | Active Low | A=B | 2V ~ 6V | 5.2mA, 5.2mA | 29ns @ 6V, 50pF | 8 µA | -55°C ~ 125°C | - | - | 20-SOIC | Surface Mount |
|
74FCT521CTSOGIC COMPARATOR IDENTITY 8B 20SOIC |
0 | - |
|
Datasheet |
74FCT | 20-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Identity Comparator | 8 | Active Low | A=B | 4.75V ~ 5.25V | 15mA, 48mA | 4.5ns @ 5V, 50pF | 10 µA | -40°C ~ 85°C | - | - | 20-SOIC | Surface Mount |
|
SN74LS688DWRIC COMPARATOR IDENTITY 8B 20SOIC |
0 | - |
|
Datasheet |
74LS | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Identity Comparator | 8 | Active Low | A=B | 4.85V ~ 5.25V | 400µA, 24mA | 23ns @ 5V, 45pF | - | 0°C ~ 70°C | - | - | 20-SOIC | Surface Mount |
|
SN74LS682NSRIC COMPARATOR MAG 8BIT 20SO |
0 | - |
|
Datasheet |
74LS | 20-SOIC (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Magnitude Comparator | 8 | Active Low | A=B, A>B | 4.85V ~ 5.25V | 400µA, 24mA | 30ns @ 5V, 45pF | - | 0°C ~ 70°C | - | - | 20-SO | Surface Mount |
|
SN74LS688NSRIC COMPARATOR IDENTITY 8BIT 20SO |
0 | - |
|
Datasheet |
74LS | 20-SOIC (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Identity Comparator | 8 | Active Low | A=B | 4.85V ~ 5.25V | 400µA, 24mA | 23ns @ 5V, 45pF | - | 0°C ~ 70°C | - | - | 20-SO | Surface Mount |
