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Product Variant Information section
Product Specification Section
Pricing Section

Stock: 2,235

On Order:Order inventroy details 3,000
Factory Stock:Factory Stock: 0
Factory Lead Time: N/A
Minimum Order: 1
Multiple Of: 1
Quantity Web Price
1 ¥24.8847
125+ ¥23.0962



Prices include 13% VAT.

Attributes Table
Supply Voltage-Nom 2.5V to 3.3V
No of Functions / Channels 1
Interface Circuit Type PHY
Features and Applications

The KSZ8721BL is a 10BASE-T, 100BASE-TX and 100BASE-FX physical layer transceiver providing MII/RMII interface to MACs and switches. Using a unique mixed-signal desin that extends signalling distance while reducing power consuption.


  • Single chip 10BASE-T, 100BASE-TX, and 100BAS-FX physical layer solution
  • Fully compliant to IEEE802.3u standard
  • Low-power CMOSn design,power consuption
  • Supports media independent interface (MII) and reduced MII(RMII)
  • Delivers robust operation
  • Furnishes Auto MDI/MDI-X
  • Offers both poer-down and power-saving modes
  • Configurable thriugh MII serial management ports or via external control pins
  • Available in lead-free and industrial temperature versions


  • LAN on Motherboard
  • Media Converter
  • Set-Top Box
  • Cable/DSL Modem
  • Network Printer
  • Game Console