DP83847 datasheet(2/60 Pages) NSC

Part #	DP83847

Description	DsPHYTER II ??Single 10/100 Ethernet Transceiver

PDF	60 Pages

Scroll/Zoom	100%

Manufacturer	NSC [National Semiconductor (TI)]

Direct Link	http://www.national.com

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Figure 1. Block Diagram of the 10/100 DSP based core.

SERIAL

MANAGEMENT

MII

TRANSMIT CHANNELS &

100 Mb/s

10 Mb/s

NRZ TO

MANCHESTER

ENCODER

STATE MACHINES

TRANSMIT

FILTER

LINK PULSE

GENERATOR

4B/5B

ENCODER

PARALLEL TO

SCRAMBLER

NRZ TO NRZI

ENCODER

BINARY TO

MLT-3

ENCODER

10/100 COMMON

RECEIVE CHANNELS &

100 Mb/s

10 Mb/s

MANCHESTER

TO NRZ

DECODER

STATE MACHINES

RECEIVE

FILTER

LINK PULSE

DETECTOR

4B/5B

DECODER

DESCRAMBLER

SERIAL TO

PARALLEL

NRZI TO NRZ

DECODER

MLT-3 TO

10/100 COMMON

AUTO-NEGOTIATION

STATE MACHINE

REGISTERS

AUTO

100BASE-TX

10BASE-T

MII

BASIC MODE

PCS CONTROL

PHY ADDRESS

NEGOTIATION

CLOCK

RECOVERY

CLOCK

RECOVERY

CODE GROUP

ALIGNMENT

SMART

SQUELCH

RX_DATA

RX_CLK

RX_DATA

RX_CLK

TX_DATA

TX_CLK

SYSTEM CLOCK

REFERENCE

OUTPUT DRIVER

TD±

INPUT BUFFER

BINARY

DECODER

ADAPTIVE

RD±

LED

DRIVERS

LEDS

HARDWARE

CONFIGURATION

PINS

GENERATION

(AN_EN, AN0, AN1)

CONTROL

MII INTERFACE/CONTROL

(PAUSE_EN)

(LED_CFG, PHYAD)

SERIAL

BLW

AND EQ

COMP

DP83847 Datasheet(PDF) 2 Page - National Semiconductor (TI)

DP83847 Datasheet(HTML) 2 Page - National Semiconductor (TI)

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