RTS5250S-GR sourcing guide for obsolete PCIe card reader IC

The Realtek RTS5250S-GR is a highly integrated PCI Express to SD/MMC card reader controller widely used in notebook and desktop computer systems Yc-Ic Sdcard. While often mislabeled in consumer searches, it specifically serves as a bridge between the host system's PCIe bus and flash memory cards Ic-Components Win-Source.

Market Trends & Supply Status

* Lifecycle Phase: The RTS5250S-GR is currently in its Late-Life/Obsolete stage. Newer generations like the RTS525A and RTS5260 have largely superseded it in new product designs Win-Source Insanelymac.

* Supply Scarcity: Global availability is Limited. Primary authorized distributors show minimal stock, while open-market stock levels are low (e.g., ~316 pieces at major secondary sources) Win-Source.

* Procurement Risk: There is a High Risk of counterfeit or "fake" components in the open market due to its hard-to-find status Win-Source.

* Pricing: Wholesale prices have inflated due to rarity, typically ranging from $4.86 to $7.30 USD per unit depending on order volume Digipart Win-Source.

Technical Summary

Feature	Specifications
Interface	PCI Express 1.1 / 2.1
Supported Formats	SD, SDHC, SDXC (UHS-I), MMC
Package	QFN-32 (Quad Flat No-leads)
Key Features	Integrated LDO, ASPM power saving, card power switching Y-Ic Sdcard

I have identified several suppliers in Shenzhen who still maintain inventory of this specific part and similar Realtek series for wholesale. The detailed supplier list and technical datasheet links are provided in the deliverable below.

Rts5250s Gr

Overview

Market Trends & Supply Status

Technical Summary

Realtek Rts5250s Gr Ic Chip Original

Related Searches

Sources & References