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  1. Home
  2. /Products
  3. /Integrated Circuits - ICs
  4. /Logic ICs
  5. /SN54LS640
SN54LS640 thumbnail 1
Texas Instruments

SN54LS640

Category
Logic ICs
Manufacturer
Texas InstrumentsDetails
Datasheet
Description
Octal Bus Transceivers
Similar Products
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Quality Control
Authentic & Traceable
Shipping (In-stock)
1-3 business days
Quote Response
Within 24 Hours
Stock Status7550
QuantitySN54LS640
Country

Get Tiered Pricing (Submit RFQ)

Specification
Product Details
Key Features
Documentation
TypeDescriptionTypeDescription
Number of channels8IOL (max) (mA)12
IOH (max) (mA)-12Input typeTTL
Output typeTTLFeaturesBalanced outputs, High speed (tpd 10-50ns)
Technology familyLSRatingMilitary
Operating temperature range (°C)-55 to 125PackageCDIP (J)
Pins20Size167.464 mm² (— mm × — mm)
PackageLCCC (FK)Size79.0321 mm² (— mm × — mm)
Certified Quality & Compliance
Purchase & Inquiry
Secure Packaging
Shipping & Availability
Payment

YG GROUP (YUGUANG INTERNATIONAL(HK)CO.,LTD) supports reliable sourcing through quality controls and compliance documentation. Please confirm product requirements, applicable certifications and supporting documents before ordering.

  • 1. Certification Scope: Quality certifications apply only to the entities, sites and activities listed in valid certificates. Management system certification does not certify each individual product.
  • 2. Product Authenticity: Products must match the agreed manufacturer, part number and condition. Supplier screening and authenticity checks help reduce counterfeit risk.
  • 3. Inspection & Testing: The inspection scope follows product risks and agreed requirements. Additional testing, laboratory arrangements, costs and lead times require written confirmation.
  • 4. Traceability & Documentation: Request conformity certificates, traceability records or test reports before ordering. Document availability, issuer and coverage must be confirmed for the offered goods.
  • 5. Environmental Compliance: RoHS and REACH information is based on applicable manufacturer documentation. Confirm the exact part, declaration date and relevant exemptions before ordering.
  • 6. Handling & Protection: Handling, storage and packaging follow applicable product requirements, including ESD and moisture protection where required. Special handling requirements must be agreed before ordering.
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Product FAQ
Purchasing FAQ

What type of component is SN54LS640, and what package does it use?

SN54LS640 is an authentic electronic component manufactured by Texas Instruments, categorized under Logic ICs. It is supplied in the standard CDIP (J) package footprint, providing industry-standard mechanical dimensions and terminal configurations for board-level assembly. Full pinout configurations, physical footprint drawings, and rated operating tolerances are documented in the official SN54LS640 datasheet above.

Why is pricing for SN54LS640 available via RFQ rather than a fixed checkout price?

Electronic component spot-market pricing for SN54LS640 fluctuates based on real-time global availability, production date codes, minimum order quantities (MOQ), and packaging formats (e.g., Reel, Tube, Tray). Using an RFQ ensures you receive accurate, real-time volume pricing tied to verified, traceable inventory rather than stale catalog estimates.

How quickly can SN54LS640 be shipped once quoted?

Lead times for SN54LS640 depend on whether stock is dispatched from our central hub or regional franchise partners. Ready-to-ship inventory typically leaves the warehouse within 1–3 business days following quality inspection, while factory-direct or back-ordered allocations are confirmed with an estimated ship date upon RFQ reply.

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