82545GM Просмотр технического описания (PDF) - Intel

Номер в каталоге

Компоненты Описание

производитель

82545GM

Gigabit Ethernet Controller

Intel 

2.0

2.1

2.2

2.3

2.4

Networking Silicon — 82545GM

Additional 82545GM Features

PCI

Features

Algorithms that optimally use advanced PCI, MWI,

MRM, and MRL commands as well as PCI-X MRD,

MRB, and MWB commands

Benefits

• Efficient bus operations

MAC Specific

Features

Benefits

Low-latency transmit and receive queues

• Network packets handled without waiting or buffer

overflow.

Mechanism available for reducing interrupts

generated by transmit and receive operations

• Maximizes system performance and throughput

Support for transmission and reception of packets up

to 16 Kbytes

•

Enables jumbo frames

PHY Specific

Features

State-of-the-art DSP architecture implements digital

adaptive equalization, echo cancellation, and cross-

talk cancellation

Benefits

• Robust performance in noisy environments

• Tolerance of common electrical signal

impairments

Host Offloading

Features

Descriptor ring management hardware for transmit

and receive

16 Kbyte jumbo frame support

Interrupt coalescing (multiple packets per interrupt)

Benefits

• Optimized fetching and write-back mechanisms

for efficient system memory and PCI bandwidth

usage

• High throughput for large data transfers on

networks supporting jumbo frames

• Increased throughput by reducing interrupts

generated by transmit and receive operations

Datasheet

5

Share Link: