74F521PC
- Mfr.Part #
- 74F521PC
- Manufacturer
- Fairchild Semiconductor
- Package / Case
- 20-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IDENTITY COMPARATOR
- Stock
- 22,674
- In Stock :
- 22,674
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Fairchild Semiconductor
- Product Category :
- Comparators
- Packaging :
- Tube
- Operating Temperature :
- 0°C~70°C
- Family :
- F/FAST
- Number of Functions :
- 1
- Number of Terminations :
- 20
- Terminal Finish :
- MATTE TIN
- Qualification Status :
- Not Qualified
- Additional Feature :
- CASCADABLE
- Length :
- 26.075mm
- Voltage - Supply :
- 4.5V~5.5V
- Terminal Position :
- Dual
- Type :
- IDENTITY COMPARATOR
- Pbfree Code :
- yes
- Pin Count :
- 20
- Mounting Type :
- Through Hole
- RoHS Status :
- ROHS3 Compliant
- Time@Peak Reflow Temperature-Max (s) :
- Not Applicable
- Width :
- 7.62mm
- Current - Output High, Low :
- 1mA 20mA
- Supply Voltage :
- 5V
- Output Function :
- A=B
- JESD-30 Code :
- R-PDIP-T20
- Reach Compliance Code :
- Unknown
- Surface Mount :
- No
- Propagation Delay (tpd) :
- 11 ns
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Supply Voltage-Min (Vsup) :
- 4.5V
- Output :
- Active Low
- Package / Case :
- 20-DIP (0.300, 7.62mm)
- Terminal Pitch :
- 2.54mm
- Series :
- 74F
- Max Propagation Delay @ V, Max CL :
- 10ns @ 5V, 50pF
- Number of Bits :
- 8
- JESD-609 Code :
- e3
- Peak Reflow Temperature (Cel) :
- Not Applicable
- Supply Voltage-Max (Vsup) :
- 5.5V
- Datasheets
- 74F521PC

Comparators Fairchild Semiconductor 74F521PC Overview
The Fairchild Semiconductor 74F521PC Identity Comparator is a specialized device crafted for advanced digital systems requiring high-speed identity checking and data comparison. This integrated circuit excels in applications where precision and reliability are paramount, making it an essential component for developers and engineers looking to enhance system integrity and performance. The 74F521PC operates efficiently by comparing two 8-bit words and providing an output that signifies equality, facilitating streamlined processes in complex electronic systems. Its robust design and Fairchild Semiconductor's commitment to quality make the 74F521PC a wise choice for high-volume B2B purchasing.
74F521PC Features
The 74F521PC boasts a variety of features that cater to the demanding needs of modern digital circuits, including high-speed operation, low power consumption, and a wide operating voltage range. Its ability to provide a quick output upon word match accelerates decision-making processes in electronic systems, enhancing overall system responsiveness and efficiency.
74F521PC Applications
- Data processing systems: The comparator is used to check data integrity by comparing incoming data against a known good set, ensuring accuracy and consistency in data-heavy operations.
- Quality control systems: In manufacturing, the 74F521PC helps compare product codes or batch numbers, ensuring that only items meeting exact specifications proceed through the production line.
- Communication equipment: Utilized in network hardware to compare address or packet data, facilitating efficient and error-free data transmission.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















