L80223 LSI, L80223 Datasheet - Page 16

• Manufacturer Part Number: L80223
• Manufacturer: LSI

Specifications of L80223

• Lead Free Status / RoHS Status: Not Compliant

Figure 1.1
1-2
Controller
Ethernet
OSCIN
LEDs
Top Level Block Diagram
Oscillator
Controller
Interface
Drivers
Serial
LED
(MII)
Port
(MI)
Figure 1.1
Internal output waveshaping circuitry and on-chip filters in the PHY
eliminates the need for external filters normally required in 100BASE-TX
and 10BASE-T applications.
Introduction
Collision
Descrambler
4B5B Decoder/Manchester Decoder
MII Controller Interface
Management Interface (MI)
Collision Detection
is a simplified top-level block diagram of the L80227 device.
Encoder
Manchester
Decoder
4B5B
4B5B
Encoder
Copyright © 2000, 2001, 2002 by LSI Logic Corporation. All rights reserved.
Descrambler
Scrambler
100BASE-TX
Clock & Data
Clock & Data
(Manchester
Negotiation
Transmitter
Transmitter
10BASE-T
Recovery
Recovery
Decoder)
Squelch
and Link
Squelch
Auto-
100BASE-TX
10BASE-T
Receiver
Receiver
L80227
TP
Interface