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  1. Home
  2. /Products
  3. /Integrated Circuits - ICs
  4. /Interface ICs
  5. /PCA9555DBQR
PCA9555DBQR thumbnail 1
Texas Instruments

PCA9555DBQR

Category
Interface ICs
Manufacturer
Texas InstrumentsDetails
Datasheet
Description
16-bit 2.3- to 5.5-V I2C/SMBus I/O expander with interrupt, weak pull-up & config registers
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Quality Control
Authentic & Traceable
Shipping (In-stock)
1-3 business days
Quote Response
Within 24 Hours
Stock Status9840
QuantityPCA9555DBQR
Country

Get Tiered Pricing (Submit RFQ)

Specification
Product Details
Documentation
TypeDescriptionTypeDescription
Number of I/Os16FeaturesConfiguration registers, Interrupt pin
Supply voltage (min) (V)2.3Supply voltage (max) (V)5.5
Addresses8RatingCatalog
Frequency (max) (MHz)0.4Operating temperature range (°C)-40 to 85
PackageSOIC (DW)Pins24
Size159.65 mm² 15.5 x 10.3PackageSSOP (DB)
Pins24Size63.96 mm² 8.2 x 7.8
PackageSSOP (DBQ)Pins24
Size51.9 mm² 8.65 x 6PackageTSSOP (PW)
Pins24Size49.92 mm² 7.8 x 6.4
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 PCA9555DBQR, and what package does it use?

PCA9555DBQR is an authentic electronic component manufactured by Texas Instruments, categorized under Interface ICs. It is supplied in the standard SOIC (DW) 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 PCA9555DBQR datasheet above.

Why is pricing for PCA9555DBQR available via RFQ rather than a fixed checkout price?

Electronic component spot-market pricing for PCA9555DBQR 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 PCA9555DBQR be shipped once quoted?

Lead times for PCA9555DBQR 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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