RTL8019AS Ethernet IC

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  • Part No :
  • INT-1975
  • Availability:
  • In Stock
  • Shipping :
  • Same Day
  • Weight:
  • 0.03Kg
  • Mfr.Part.No:
  • RTL8019AS
  • Quality Rank:
  • 100/100
Rs 308
(Tax Excl.)
Quantity :

Description: The RTL8019AS is a Full-Duplex Ethernet Controller with Plug and Play Function. It integrates the RTL8019A and 16K-byte SRAM in a single chip. It is designed not only to provide more friendly functions but also to save the effort of SRAM source and inventory. Most of the design spec. inherit from RTL8019A.


  • 100-pin PQFP
  • 16K byte SRAM built in
  • Compliant to Ethernet II and IEEE802.3 10Base5, 10Base2, 10BaseT
  • Supports UTP, AUI & BNC auto-detect
  • Software compatible with NE2000 on both 8 and 16-bit slots
  • Supports jumper, jumperless and PnP modes
  • Supports PnP auto detect mode
  • Supports Full-Duplex Ethernet function to double channel bandwidth
  • Supports three level power down modes:
    • Sleep
    • Power down with internal clock running clock 
    • Power down with internal halted
  • Built-in data prefetch function to improve performance
  • Supports auto polarity correction for 10BaseT
  • Support 8 IRQ lines
  • Supports IO address fully decode mode
  • Supports 16K, 32K, 64K and 16K-page mode access to BROM (up to 256 pages with 16K bytes/page), and Flash memory read/write
  • Supports BROM disable command to release memory after remote boot
  • Capable of programming blank 9346 on board for manufacturing convenience
  • Support 4 diagnostic LED pins with programmable outputs
  • Improves the blinking problem of CRS LED when the cable is not connected 
Package includes:
  • 1 x RTL8019AS Ethernet IC
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RTL8019AS Ethernet IC