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82540EM - Gigabit Ethernet Controller

Product Overview

Intel

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82540EM Gigabit Ethernet Controller by Intel - Datasheet Preview — Datasheet preview – 82540EM

Datasheet Details

Part number	82540EM
Manufacturer	Intel
File Size	298.97 KB
Description	Gigabit Ethernet Controller
Datasheet	82540EM Datasheet
Additional preview pages of the 82540EM datasheet.

Product details

Description

at any time, without notice.

Features

PCI Bus.
PCI Revision 2.3 support for 32-bit wide interface at 33 MHz and 66 MHz.
Algorithms that optimally use advanced PCI, MWI, MRM, and MRL commands.
MAC Specific.
Low-latency transmit and receive queues.
IEEE 802.3x-compliant flow-control support with software-controllable thresholds.
Caches up to 64 packet descriptors in a single burst.
Programmable host memory receive buffers (256 B to 16 KB) and cache line size (16 B to 25.

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Published: Jan 4, 2025 |