DP83821 Overview
DP83821 is a single-chip 10/100/1000 Mb/s Ethernet Controller for the PCI bus. It is targeted at highperformance adapter cards and mother boards. The DP83821 fully implements the V2.2 33 MHz, 32-bit PCI bus interface for host munications with power management support.
DP83821 Key Features
- Flexible, programmable Bus master
- burst sizes of up to 256 dwords (1024 bytes)
- BIU pliant with PC 97 and PC 98 Hardware Design Guides, PC 99 Hardware Design Guide draft, ACPI v1.0, PCI Power Manageme
- Network Device Class v1.0a
- Wake on LAN (WOL) support pliant with PC98, PC99, and OnNow, including directed packets, Magic Packet with SecureOn, ARP
- GMII/MII provides IEEE 802.3 standard interface to support 10/100/1000 Mb/s physical layer devices
- Ten-Bit Interface (TBI) for support of 1000BASE-X