WJLXT972MLC.A4 S L7U9 Intel, WJLXT972MLC.A4 S L7U9 Datasheet - Page 4

• Manufacturer Part Number: WJLXT972MLC.A4 S L7U9
• Manufacturer: Intel

Specifications of WJLXT972MLC.A4 S L7U9

• Lead Free Status / RoHS Status: Compliant

Intel
6.0
7.0
8.0
9.0
10.0
11.0
Figures
4
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LXT972M Single-Port 10/100 Mbps PHY Transceiver
5.9
5.10
Application Information..................................................................................................... 57
6.1
6.2
Electrical Specifications ................................................................................................... 61
7.1
7.2
Register Definitions - IEEE Base Registers ..................................................................... 75
Register Definitions - Product-Specific Registers ............................................................ 83
Intel
10.1
Product Ordering Information ........................................................................................... 92
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
®
LXT972M Transceiver Package Specifications...................................................... 90
5.8.6
5.8.7
5.8.8
Monitoring Operations ......................................................................................... 52
5.9.1
5.9.2
5.9.3
5.9.4
Boundary Scan (JTAG 1149.1) Functions .......................................................... 55
5.10.1 Boundary Scan Interface........................................................................ 55
5.10.2 State Machine ........................................................................................ 55
5.10.3 Instruction Register ................................................................................ 55
5.10.4 Boundary Scan Register ........................................................................ 56
5.10.5 Device ID Register ................................................................................. 56
Magnetics Information ......................................................................................... 57
Typical Twisted-Pair Interface ............................................................................. 57
Electrical Parameters .......................................................................................... 61
Timing Diagrams ................................................................................................. 65
Top Label Markings............................................................................................. 91
Intel
Pin Assignments for Intel
Management Interface Read Frame Structure ................................................... 27
Management Interface Write Frame Structure ................................................... 27
Initialization Sequence for Intel
Link Establishment Overview) ............................................................................. 34
Clocking for 10BASE-T ...................................................................................... 37
Clocking for 100BASE-X .................................................................................... 37
Clocking for Link Down Clock Transition ............................................................ 38
Intel
100BASE-X Frame Format ................................................................................ 41
100BASE-TX Data Path ..................................................................................... 42
100BASE-TX Reception with No Errors ............................................................. 43
100BASE-TX Reception with Invalid Symbol ..................................................... 43
100BASE-TX Transmission with No Errors ........................................................ 44
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®
LXT972M Transceiver Block Diagram....................................................... 11
LXT972M Transceiver Loopback Paths .................................................... 40
10BASE-T SQE (Heartbeat) .................................................................. 51
10BASE-T Jabber .................................................................................. 51
10BASE-T Polarity Correction................................................................ 51
Monitoring Auto-Negotiation................................................................... 52
Monitoring Next Page Exchange............................................................ 52
LED Functions........................................................................................ 53
LED Pulse Stretching ............................................................................. 54
Datasheet
®
LXT972M Transceiver 48-Pin LQFP Package ......... 12
®
LXT972M Transceiver ..................................... 30
Document Number: 302875-005
Revision Date: 27-Oct-2005