Datasheet Details
| Part number | DP83821 |
|---|---|
| Manufacturer | National Semiconductor (now Texas Instruments) |
| File Size | 1.17 MB |
| Description | 10/100/1000 Mb/s PCI Ethernet Network Interface Controller |
| Datasheet |
 DP83821 Datasheet
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General Description
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 communications with power management support.
Key Features
- IEEE 802.3 Compliant, 33 Mhz, 32-bit PCI V2.2 MAC/BIU supports data rates from 1 Mb/s to 1000 Mb/s. This allows support for traditional 10 Mb/s Ethernet, 100 Mb/s Fast Ethernet, as well as 1000 Mb/s Gigabit Ethernet.
- Flexible, programmable Bus master - burst sizes of up to 256 dwords (1024 bytes).
- BIU compliant with PC 97 and PC 98 Hardware Design Guides, PC 99 Hardware Design Guide draft, ACPI v1.0, PCI Power Management Specification v1, OnNow Device Class Power Man.