Buying guide
Buying guides
Practical guidance for obsolete, restricted, high-value and low-circulation components.
Open resourceBuying guides and RFQ checklists
Use these guides to prepare part, lot, and documentation requirements. Dated stock updates are listed in News.
Lot and document guide
Lot and document checks
Check condition, date code, packaging, lot identity, and available documents.
Open resourceRequest toolkit
RFQ checklists
Use practical checklists to prepare a complete RFQ.
Open resourceReference desk
Component glossary
Plain-language explanations of lifecycle, package, condition, stock and sourcing terms.
Open resourceNeed a specific part?
Turn research
into an RFQ.
Send a part number, photo, or BOM. Use the guides below to prepare lot and document requirements before requesting a quote.
Send an RFQNews / time-sensitive
Technical articles and new-arrival updates remain in News.
New Arrivals
01
New Arrivals
What buyers should confirm before accepting a high-value IC lot
The information that helps engineering and purchasing teams make a confident decision.
Technical Articles
01
Technical Articles
How to source discontinued semiconductor parts with less risk
A practical checklist for lifecycle status, date code, traceability and replacement decisions.