74ACT521SJ
- Mfr.Part #
- 74ACT521SJ
- Manufacturer
- onsemi
- Package / Case
- 20-SOIC (0.209, 5.30mm Width)
- Datasheet
- Download
- Description
- IC COMPARATOR IDENTITY 8B 20SOP
- Stock
- 19,354
- In Stock :
- 19,354
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- Manufacturer :
- onsemi
- Product Category :
- Comparators
- Series :
- 74ACT
- Terminal Pitch :
- 1.27mm
- Max Propagation Delay @ V, Max CL :
- 10ns @ 5V, 50pF
- Type :
- IDENTITY COMPARATOR
- Supply Voltage :
- 5V
- Family :
- AC
- JESD-609 Code :
- e3
- Package / Case :
- 20-SOIC (0.209, 5.30mm Width)
- Current - Output High, Low :
- 24mA 24mA
- Packaging :
- Tube
- Additional Feature :
- CASCADABLE
- Number of Bits :
- 8
- Pin Count :
- 20
- Output Function :
- A=B
- Terminal Form :
- Gull wing
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Surface Mount :
- yes
- RoHS Status :
- ROHS3 Compliant
- Number of Functions :
- 1
- Terminal Finish :
- MATTE TIN
- Reach Compliance Code :
- Unknown
- Qualification Status :
- COMMERCIAL
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- JESD-30 Code :
- R-PDSO-G20
- Supply Voltage-Min (Vsup) :
- 4.5V
- Height Seated (Max) :
- 2.1mm
- Terminal Position :
- Dual
- Mounting Type :
- Surface Mount
- Length :
- 12.6mm
- Operating Temperature :
- -40°C~85°C
- Pbfree Code :
- yes
- Width :
- 5.3mm
- Output :
- Active Low
- Current - Quiescent (Iq) :
- 4μA
- Supply Voltage-Max (Vsup) :
- 5.5V
- Peak Reflow Temperature (Cel) :
- 260
- Voltage - Supply :
- 4.5V~5.5V
- Number of Terminations :
- 20
- Propagation Delay (tpd) :
- 11 ns
- Datasheets
- 74ACT521SJ

Comparators onsemi 74ACT521SJ Overview
The onsemi 74ACT521SJ Identity Comparator integrates cutting-edge technology to deliver reliable performance in identity comparison applications. This specialized integrated circuit is designed to compare two 8-bit words and provide outputs based on their equality. Ideal for systems where precision and speed are crucial, the 74ACT521SJ ensures accurate data handling and decision-making in critical components. Its robust design and onsemi's manufacturing prowess make this IC an essential choice for developers requiring high-performance computing and data integrity assurance.
74ACT521SJ Features
The 74ACT521SJ boasts several features that make it suitable for a broad range of applications. Key features include low power consumption, high noise immunity, and a broad operating temperature range. Additionally, the device's 20-SOP package ensures compactness and ease of integration into existing systems, making it a versatile solution for many digital applications.
74ACT521SJ Applications
- Data Systems: Used to ensure data integrity by comparing data blocks for equality, facilitating error checking and corrections in server farms and data centers.
- Embedded Systems: Implements identity checks in embedded system hardware, useful for real-time systems in medical devices and automotive electronics where precision is mandatory.
- Voting Machines: Ensures the accuracy of data entry and processing, providing reliability in applications where data comparison is required to validate selections.
- Quality Control Systems: Applied in manufacturing lines to compare product codes or batch numbers, crucial for automated quality assurance processes.
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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.
















