82541ER Datasheet, PDF (9/48 Pages) Intel Corporation – 82541ER Gigabit Ethernet Controller

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
Datasheet
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