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  3. /Embedded Processors & Controllers
  4. /Microcontrollers - MCU
  5. /STM8S903K3U3
STM8S903K3U3 thumbnail 1
STMicroelectronics

STM8S903K3U3

Category
Microcontrollers - MCU
Manufacturer
STMicroelectronicsDetails
Datasheet
Description
Mainstream Application specific line 8-bit MCU with 8 Kbytes Flash, 16 MHz CPU, integrated EEPROM
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Quality Control
Authentic & Traceable
Shipping (In-stock)
1-3 business days
Quote Response
Within 24 Hours
Stock Status9200
QuantitySTM8S903K3U3
Country

Get Tiered Pricing (Submit RFQ)

Specification
Product Details
Key Features
Documentation
TypeDescriptionTypeDescription
Operating RangeIndustrialSupply Voltage Min Volt2.95
Supply Voltage Max Volt5.5Operating Temp Min Celsius-40.0
Operating Temp Max Celsius125.0CoreSTM8
ECCN USEAR99ECCN EUNEC
Packing TypeTrayRoHS Status
GradeIndustrialPackage NameUFQFPN 32 5x5x0.55 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 STM8S903K3U3, and what package does it use?

STM8S903K3U3 is an authentic electronic component manufactured by STMicroelectronics, categorized under Microcontrollers - MCU. It is supplied in the standard UFQFPN 32 5x5x0.55 mm 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 STM8S903K3U3 datasheet above.

Why is pricing for STM8S903K3U3 available via RFQ rather than a fixed checkout price?

Electronic component spot-market pricing for STM8S903K3U3 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 STM8S903K3U3 be shipped once quoted?

Lead times for STM8S903K3U3 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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