74AC521SJ
- Mfr.Part #
- 74AC521SJ
- Manufacturer
- Fairchild Semiconductor
- Package / Case
- 20-SOIC (0.209, 5.30mm Width)
- Datasheet
- Download
- Description
- IDENTITY COMPARATOR
- Stock
- 3,440
- In Stock :
- 3,440
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Fairchild Semiconductor
- Product Category :
- Comparators
- Operating Temperature :
- -40°C~85°C
- Terminal Position :
- Dual
- Width :
- 5.3mm
- Number of Bits :
- 8
- Supply Voltage-Max (Vsup) :
- 6V
- Qualification Status :
- COMMERCIAL
- Length :
- 12.6mm
- Current - Output High, Low :
- 24mA 24mA
- Terminal Pitch :
- 1.27mm
- Surface Mount :
- yes
- Terminal Form :
- Gull wing
- Output Function :
- A=B
- Supply Voltage-Min (Vsup) :
- 2V
- Terminal Finish :
- MATTE TIN
- Voltage - Supply :
- 2V~6V
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Mounting Type :
- Surface Mount
- Output :
- Active Low
- RoHS Status :
- ROHS3 Compliant
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Propagation Delay (tpd) :
- 12.5 ns
- Height Seated (Max) :
- 2.1mm
- Type :
- IDENTITY COMPARATOR
- Pin Count :
- 20
- Family :
- AC
- Peak Reflow Temperature (Cel) :
- 260
- Series :
- 74AC
- Pbfree Code :
- yes
- Supply Voltage :
- 3.3V
- JESD-609 Code :
- e3
- Additional Feature :
- CASCADABLE
- Max Propagation Delay @ V, Max CL :
- 8.5ns @ 5V, 50pF
- Number of Functions :
- 1
- JESD-30 Code :
- R-PDSO-G20
- Package / Case :
- 20-SOIC (0.209, 5.30mm Width)
- Current - Quiescent (Iq) :
- 4μA
- Number of Terminations :
- 20
- Packaging :
- Tube
- Datasheets
- 74AC521SJ

Comparators Fairchild Semiconductor 74AC521SJ Overview
The 74AC521SJ by Fairchild Semiconductor is a top-tier Identity Comparator designed for precision comparison applications. This product ensures a robust solution for systems requiring high-speed input signal differentiation, bolstered by its industry-leading technology from Fairchild Semiconductor. Specifically engineered to address the critical needs in processing circuits, the 74AC521SJ stands out for its reliability and efficiency, making it ideal for bulk purchases by B2B customers who demand precision and longevity in their electronic components.
74AC521SJ Features
This Identity Comparator offers superior characteristics including fast propagation delays, wide operating voltage range, and high noise immunity. These features are essential for developing advanced and reliable electronic systems. The 74AC521SJ is also compatible with TTL outputs, adding to its versatility across various digital applications.
74AC521SJ Applications
- Telecommunication Equipment: The 74AC521SJ can be utilized to compare digital signals quickly, ensuring error-free communication in routers and switches.
- Data Processing Systems: Ideal for servers and mainframes, this comparator helps in the rapid comparison of binary data, enhancing the efficiency and speed of data processing operations.
- Control Systems: In industrial control circuits, the 74AC521SJ helps maintain system accuracy by monitoring the integrity of signal inputs, crucial for automated processes.
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.
















