Comparators
Review Comparators Logic components in this filtered selection. Compare manufacturer information, availability, pricing, datasheets and key specifications to narrow down suitable parts for your application.
If the exact part or specification you need is not listed, send the manufacturer part number, target parameters and quantity to JIEXIN Electronics for sourcing and quotation support.
| Photo | Mfr. Part # | Availability | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
74F521MSAIC COMPARATOR IDENTITY 8B 20SSOP |
1,210 |
|
Datasheet | 74F | 20-SSOP (0.209", 5.30mm Width) | Tube | Obsolete | Identity Comparator | 8 | Active Low | A=B | 4.5V ~ 5.5V | 1mA, 20mA | 10ns @ 5V, 50pF | - | 0°C ~ 70°C | - | - | 20-SSOP | Surface Mount |
|
74AC521SJIC COMPARATOR IDENTITY 8B 20SOP |
1,743 |
|
Datasheet | 74AC | 20-SOIC (0.209", 5.30mm Width) | Tube | Obsolete | Identity Comparator | 8 | Active Low | A=B | 2V ~ 6V | 24mA, 24mA | 8.5ns @ 5V, 50pF | 4 µA | -40°C ~ 85°C | - | - | 20-SOP | Surface Mount |
|
74F521SJIC COMPARATOR IDENTITY 8B 20SOP |
4,087 |
|
Datasheet | 74F | 20-SOIC (0.209", 5.30mm Width) | Tube | Obsolete | Identity Comparator | 8 | Active Low | A=B | 4.5V ~ 5.5V | 1mA, 20mA | 10ns @ 5V, 50pF | - | 0°C ~ 70°C | - | - | 20-SOP | Surface Mount |
|
|
74F521SJXIC COMPARATOR IDENTITY 8B 20SOP |
2,207 |
|
Datasheet | 74F | 20-SOIC (0.209", 5.30mm Width) | Tape & Reel (TR) | Obsolete | Identity Comparator | 8 | Active Low | A=B | 4.5V ~ 5.5V | 1mA, 20mA | 10ns @ 5V, 50pF | - | 0°C ~ 70°C | - | - | 20-SOP | Surface Mount |
|
|
DM74ALS521WMXIC COMPARATOR IDENTITY 8B 20SOIC |
1,776 |
|
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 |
|
74AC521SCXIC COMPARATOR IDENTITY 8B 20SOIC |
1,257 |
|
Datasheet | 74AC | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Identity Comparator | 8 | Active Low | A=B | 2V ~ 6V | 24mA, 24mA | 8.5ns @ 5V, 50pF | 4 µA | -40°C ~ 85°C | - | - | 20-SOIC | Surface Mount |
|
|
74ACT521SCXIC COMPARATOR IDENTITY 8B 20SOIC |
3,956 |
|
Datasheet | 74ACT | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Identity Comparator | 8 | Active Low | A=B | 4.5V ~ 5.5V | 24mA, 24mA | 10ns @ 5V, 50pF | 4 µA | -40°C ~ 85°C | - | - | 20-SOIC | Surface Mount |
|
|
74F521SCXIC COMPARATOR IDENTITY 8B 20SOIC |
3,012 |
|
Datasheet | 74F | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Identity Comparator | 8 | Active Low | A=B | 4.5V ~ 5.5V | 1mA, 20mA | 10ns @ 5V, 50pF | - | 0°C ~ 70°C | - | - | 20-SOIC | Surface Mount |
|
74AC521MTCXIC COMPARATOR IDENTITY 20TSSOP |
2,191 |
|
Datasheet | 74AC | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Identity Comparator | 8 | Active Low | A=B | 2V ~ 6V | 24mA, 24mA | 8.5ns @ 5V, 50pF | 4 µA | -40°C ~ 85°C | - | - | 20-TSSOP | Surface Mount |
|
74ACT521MTCXIC COMPARATOR IDENTITY 20TSSOP |
4,920 |
|
Datasheet | 74ACT | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Identity Comparator | 8 | Active Low | A=B | 4.5V ~ 5.5V | 24mA, 24mA | 10ns @ 5V, 50pF | 4 µA | -40°C ~ 85°C | - | - | 20-TSSOP | Surface Mount |
Frequently Asked Questions
What are Comparators components used for?
Comparators components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.
How do I choose the right Comparators part?
Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.
Can JIEXIN Electronics help source obsolete or hard-to-find Comparators parts?
Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.
How can I request pricing and availability?
Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.
