74F521SCX
- Mfr.Part #
- 74F521SCX
- Manufacturer
- Fairchild Semiconductor
- Package / Case
- 20-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IDENTITY COMPARATOR
- Stock
- 17,030
- In Stock :
- 17,030
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Fairchild Semiconductor
- Product Category :
- Comparators
- JESD-30 Code :
- R-PDSO-G20
- Type :
- IDENTITY COMPARATOR
- Width :
- 7.5mm
- Series :
- 74F
- Terminal Position :
- Dual
- Packaging :
- Tape and Reel (TR)
- Package / Case :
- 20-SOIC (0.295, 7.50mm Width)
- Current - Output High, Low :
- 1mA 20mA
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Terminations :
- 20
- Qualification Status :
- Not Qualified
- Terminal Finish :
- MATTE TIN
- Output Function :
- A=B
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Supply Voltage :
- 5V
- Mounting Type :
- Surface Mount
- Number of Functions :
- 1
- Pin Count :
- 20
- Output :
- Active Low
- Reach Compliance Code :
- Unknown
- JESD-609 Code :
- e3
- Supply Voltage-Max (Vsup) :
- 5.5V
- Additional Feature :
- CASCADABLE
- Voltage - Supply :
- 4.5V~5.5V
- Supply Voltage-Min (Vsup) :
- 4.5V
- Surface Mount :
- yes
- Pbfree Code :
- yes
- Terminal Pitch :
- 1.27mm
- Height Seated (Max) :
- 2.65mm
- Propagation Delay (tpd) :
- 11 ns
- RoHS Status :
- ROHS3 Compliant
- Operating Temperature :
- 0°C~70°C
- Terminal Form :
- Gull wing
- Family :
- F/FAST
- Peak Reflow Temperature (Cel) :
- 260
- Max Propagation Delay @ V, Max CL :
- 10ns @ 5V, 50pF
- Number of Bits :
- 8
- Datasheets
- 74F521SCX
74F521SCX Documents

Comparators Fairchild Semiconductor 74F521SCX Overview
The Fairchild Semiconductor 74F521SCX Identity Comparator is a crucial component in the field of digital systems where precision and reliability are paramount. This advanced comparator is designed for applications that require rapid and accurate comparisons of binary data. Its unique architecture allows for the high-speed comparison of two 8-bit words, providing a significant advantage in performance-critical applications. The Comparators Fairchild Semiconductor 74F521SCX is not just a component; it's a pivotal element in enhancing system reliability and efficiency in various high-tech deployments.
74F521SCX Features
The 74F521SCX comparator boasts several key features that make it an ideal choice for demanding digital environments. Key features include high-speed operation, low power consumption, and an output capability that directly interfaces with system-level logic. Additionally, its wide operating voltage range and standard surface-mount package ensure ease of integration into existing technology frameworks.
74F521SCX Applications
- Data Integrity Checking: Used in server and network equipment to ensure the integrity of data by comparing incoming data with a known good copy.
- Memory Address Decoding: Essential in computing systems for determining the specific memory locations during read/write operations.
- Input Signal Matching: Helps in telecommunications equipment to match input signals with predefined criteria to maintain signal fidelity and system performance.
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.
















