RTL8139CL Просмотр технического описания (PDF) - Realtek Semiconductor

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RTL8139CL

REALTEK 3.3V SINGLE CHIP FAST ETHERNET CONTROLLER WITH POWER MANAGEMENT

Realtek Semiconductor 

3. Block Diagram

MAC

PCI

Interface

Boot ROM

Interface

EEPROM

Interface

Power Control Logic

LED Driver

Interrupt

Control

Logic

Early Interrupt

Threshold

Register

Early Interrupt

Control Logic

MII

Interface

FIFO

FIFO

Control

Logic

Transmit/

Receive

Logic

Interface

PHY

10/100

half/full

Switch

Logic

100M

5B 4B

Decoder

4B 5B

Encoder

Data

Alignment

Descrambler

Scrambler

10/100M Auto-negotiation

Control Logic

Link pulse

10M

TXC10

TXD10

Manchester coded

waveform

10M Output waveform

shaping

RXC10

RXD10

Data Recovery

Receive low pass filter

TXC 25M

TXD

RXC 25M

RXD

Transceiver

Parrallel

to Serial

TD+

Variable Current

Baseline

wander

Correction

MLT-3

to NRZI

3 Level

Comparator

Serial to

Parrallel

ck

data

Slave

PLL

Control

Voltage

3 Level

Driver

Peak

Detect

Adaptive

Equalizer

Master

PPL

25M

RTL8139C(L)

MII

Interface

RXD

RXC 25M

TXD

TXC 25M

TXO+

TXO -

RXIN+

RXIN-

2002/01/10

4

Rev.1.4

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