L80227 LSI, L80227 Datasheet - Page 23

• Manufacturer Part Number: L80227
• Manufacturer: LSI

Specifications of L80227

• Lead Free Status / RoHS Status: Not Compliant

Figure 2.2
Interframe
IDLE
IDLE
Gap
100BASE-TX and 10BASE-T Frame Format
SSD
DA, SA, LN, LLC DATA, FCS =
DA, SA, LN, LLC DATA, FCS =
PREAMBLE
PREAMBLE
PREAMBLE
Overview
PREAMBLE =
PREAMBLE =
SFD
SFD
SFD
100 Base-TX Data Symbols
IDLE =
IDLE =
SSD =
ESD =
SFD =
10 Base-T Data Symbols
SFD =
SOI =
Ethernet MAC Frame
Copyright © 2000, 2001, 2002 by LSI Logic Corporation. All rights reserved.
[ 1 1 1 1 ...]
[ 1 1 0 0 0 1 0 0 0 1 ]
[ 1 0 1 0 ...] 62 Bits Long
[ 1 1 ]
[ DATA ]
[ 0 1 1 0 1 0 0 1 1 1 ]
[ NoTransitions ]
[ 1 0 1 0 ...] 62 Bits Long
[ 1 1 ]
[ DATA ]
[ 1 1 ] With No MID Bit
DA
DA
DA
Transition
SA
SA
SA
LN
LN
LN
LLC DATA
LLC DATA
Before/After
4B5B Encoding,
Scrambling, and
MLT3 Coding
Before/After
Manchester
Encoding
LLC Data
FCS
FCS
FCS
ESD
SOI
Interframe
Gap
IDLE
IDLE
2-5