SLXT973QE Cortina Systems Inc, SLXT973QE Datasheet - Page 4

• Manufacturer Part Number: SLXT973QE
• Manufacturer: Cortina Systems Inc

Specifications of SLXT973QE

• Lead Free Status / RoHS Status: Not Compliant

LXT973 Transceiver
Datasheet
249426, Revision 6.0
13 July 2007
4.0
5.0
6.0
7.0
8.0
9.0
10.0 10 Mbps Operation ......................................................................................................................61
11.0 Clock Generation .........................................................................................................................63
12.0 Register Definitions.....................................................................................................................65
13.0 Magnetics Information ................................................................................................................75
14.0 Test Specifications......................................................................................................................76
15.0 Timing Diagrams .........................................................................................................................81
Cortina Systems
Application Information ..............................................................................................................42
4.1
4.2
4.3
4.4
4.5
Configuration ...............................................................................................................................53
Auto Negotiation..........................................................................................................................55
Auto-MDI/MDIX.............................................................................................................................56
100 Mbps Operation ....................................................................................................................57
8.1
Fiber Interface ..............................................................................................................................60
10.1
10.2
10.3
10.4
10.5
10.6
10.7
10.8
11.1
3.10.1 Monitoring Auto-Negotiation ..................................................................................41
3.10.2 Per-Port LED Driver Functions ..............................................................................41
Design Recommendations..................................................................................................42
4.1.1
4.1.2
4.1.3
4.1.4
4.1.5
4.1.6
4.1.7
Typical Application Circuits .................................................................................................46
Initialization .........................................................................................................................51
MDIO Control Mode ............................................................................................................51
Manual Control Mode .........................................................................................................51
Displaying Symbol Errors ...................................................................................................57
8.1.1
8.1.2
8.1.3
8.1.4
8.1.5
Link Test .............................................................................................................................61
10Base-T Link Failure Criteria and Override ......................................................................61
SQE (Heartbeat) .................................................................................................................61
Jabber.................................................................................................................................61
Polarity Correction ..............................................................................................................61
Dribble Bits .........................................................................................................................62
Transmit Polarity Control ....................................................................................................62
PHY Address ......................................................................................................................62
External Oscillator...............................................................................................................63
®
LXT973 10/100 Mbps Dual-Port Fast Ethernet PHY Transceiver
General Design Guidelines ....................................................................................42
Power Supply Filtering ...........................................................................................42
Power and Ground Plane Layout Considerations..................................................43
MII Terminations ....................................................................................................43
The Fiber Interface ................................................................................................44
Twisted-Pair Interface ............................................................................................45
Magnetics Information ...........................................................................................45
Scrambler Seeding ................................................................................................58
Scrambler Bypass..................................................................................................58
100BASE-T Link Failure Criteria and Override ......................................................58
Baseline Wander Correction ..................................................................................58
Programmable Tx Slew Rate .................................................................................58
Contents
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