74ACT521MTCX

74ACT521MTCX

$0.22
  • Description:IC COMPARATOR IDENTITY 20TSSOP
  • Series:74ACT
  • Mfr:Fairchild Semiconductor
  • Package:Bulk

SKU:fcb8aee6b42f Category: Brand:

  
  • Quantity
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Product Detailed Parameters

  • Description:IC COMPARATOR IDENTITY 20TSSOP
  • Series:74ACT
  • Mfr:Fairchild Semiconductor
  • Package:Bulk
  • Type:Identity Comparator
  • Number of Bits:8
  • Output:Active Low
  • Output Function:A=B
  • Voltage - Supply:4.5V ~ 5.5V
  • Current - Output High, Low:24mA, 24mA
  • Max Propagation Delay @ V, Max CL:10ns @ 5V, 50pF
  • Current - Quiescent (Iq):4 µA
  • Operating Temperature:-40°C ~ 85°C
  • Package / Case:20-TSSOP (0.173", 4.40mm Width)
  • Supplier Device Package:20-TSSOP
  • Mounting Type:Surface Mount
  • Grade:-
  • Qualification:-

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74ACT521MTCX

Buying Guide
Summary

Fairchild Semiconductor 74ACT521MTCX is a component in Comparators category typically evaluated for fit, operating limits, and supportability in production. Key specs include Description (IC COMPARATOR IDENTITY 20TSSOP), Series (74ACT), Type (Identity Comparator), Packaging (Bulk), and Supply (4.5V ~ 5.5V).

Selection Notes
  • For 74ACT521MTCX, match the output type (Active Low) when selecting alternates or second sources.
  • Validate the operating temperature range (-40°C ~ 85°C) for your environment and margin.
  • Make sure Max Propagation Delay @ V, Max CL (10ns @ 5V, 50pF) aligns with your design targets and verification plan.
  • Ensure the package/case (20-TSSOP (0.173", 4.40mm Width)) and land pattern match your PCB layout before procurement.
Alternates & Substitutions
  • For Comparators substitutions, lock footprint/pinout and operating envelope first, then verify the critical performance conditions on your hardware.
  • When replacing parts, validate corner behavior and recovery paths so failures remain diagnosable in the deployed system.
  • Verify the alternate stays within supply 4.5V ~ 5.5V, temperature -40°C ~ 85°C across startup, load steps, and worst-case temperature.
  • If you are qualifying a second source, align documentation/traceability requirements early to avoid surprises in procurement.
FAQ

What details help you quote 74ACT521MTCX quickly?
Send the part number (74ACT521MTCX), quantity, target delivery date, and any required packaging or documentation.

What is the operating temperature range of 74ACT521MTCX?
-40°C ~ 85°C

What package type does 74ACT521MTCX come in?
20-TSSOP (0.173", 4.40mm Width)

Which Current - Quiescent (Iq) is listed for 74ACT521MTCX?
4 µA

Application Scenarios

When sourcing Fairchild Semiconductor 74ACT521MTCX for Comparators, engineers typically focus on de-risking integration and keeping validation repeatable. Good analog integration simplifies validation by reducing sensitive external networks that would otherwise vary across builds. They condition, convert, or interface signals so systems can capture or generate analog information with defined accuracy, latency, and noise behavior. In practice, layout and hysteresis strategy often determine noise immunity and false-trigger rate in the real environment. In industrial automation, signal-chain choices are validated for EMI resilience and repeatable accuracy near motors and contactors. Across sensor interfaces, comparators provide clean thresholding for proximity and speed signals in noisy cabinets where EMI and long cables can inject spurious edges. In timing and clock conditioning, comparators translate sine-like signals into logic edges where input common-mode range and noise margin determine jitter performance. In battery systems, window comparators support undervoltage/overvoltage monitoring where accuracy and stable thresholds matter across temperature.

Compatibility Advice
  • For Fairchild Semiconductor 74ACT521MTCX in Comparators, verify ratings, interface levels, thermal headroom, and a repeatable test plan in the real system. This keeps qualification evidence reproducible later.
Project Fit
  • Best fit when you can test and document Fairchild Semiconductor 74ACT521MTCX for Comparators integration in the final enclosure, when you can control references, grounding, and layout so performance is reproducible.
74ACT521MTCX74ACT521MTCX
$0.22
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