82541ER データシートの表示（PDF） - Intel

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82541ER

82541ER Gigabit Ethernet Controller

Intel 

1.4

Block Diagram

82541ER Gigabit Ethernet Controller

PCI Core

EEPROM Flash

Slave

Access

Logic

Control

Status

Logic

Statistics

DMA Function

Descriptor Management

TX/RX MAC

CSMA/CD

VLA

N

RX FIlters

(Perfect & VLAN)

64KB

Packet

RAM

8 bits

8 bits

Trellis Viterbi

Encoder/Decoder

ECHO, NEXT,

FEXT

Cancellers

AGC, A/D

Timing

Recovery

4 bits

4 bits

4DPAM5

Encoder

Pulse Shaper,

DAC, Filter

Side-stream

Scrambler/

Descrambler

Hybrid

Line Driver

Management

Interface

PHY

Control

Media Dependent Interface

Figure 1. 82541ER Block Diagram

3

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