LXT972M Просмотр технического описания (PDF) - Intel
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LXT972M Datasheet PDF : 92 Pages
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Intel® LXT972M Single-Port 10/100 Mbps PHY Transceiver
Revision History
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Intel® LXT972M Transceiver Datasheet Revision 005
Revision Date: 27-Oct-2005
Description
Added Figure 36 “Sample LQFP Package - Intel® LXT972M Transceiver” and Figure 37 “Sample
Pb-Free (RoHS-Compliant) LQFP Package - Intel® LX972M Transceiver” under Section 10.1, “Top
Label Markings”.
Modified Table 57 “Product Ordering Information”: added RoHS information
Modified Figure 38 “Order Matrix for Intel® LXT972M Transceiver”.
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Intel® LXT972M Transceiver Datasheet Revision 004
Revision Date: February 18, 2005
Description
Removed “Preliminary” label from document.
Added Table 1 “Related Documents from Intel”
Change to product ordering information in Chapter 11.0, “Product Ordering Information”.
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Intel® LXT972M Transceiver Datasheet Revision 003
Revision Date: October 21, 2004
Description
Block diagram changed.
Chapter 2.0, “Block Diagram for Intel® LXT972M Transceiver”. Block diagram changed.
Chapter 3.0, “Pin Assignments for Intel® LXT972M Transceiver”.
- Figure 2 “Pin Assignments for Intel® LXT972M Transceiver 48-Pin LQFP Package” changed.
- Figure 11 “Pin Assignments for Intel® LXT972M Transceiver Pb-Free 48-Pin LQFP”. Added new
figure for lead-free package.
- Table 2 “Intel® LXT972M Transceiver Signal Types”. Changed old Table 2 to Table 1 and table
text changed.
- Table 3 “Intel® LXT972M Transceiver LQFP Numeric Pin List” changed.
Chapter 4.0, “Signal Descriptions for Intel® LXT972M Transceiver”.
- Table 6 “Intel® LXT972M Transceiver Network Interface Signal Descriptions” changed.
- Table 8 “Intel® LXT972M Transceiver Configuration and LED Driver Signal Descriptions”
changed.
Section 5.4.4, “Hardware Configuration Settings”.
- Text changed.
- Table 13 “Hardware Configuration Settings for Intel® LXT972M Transceiver” changed.
Section 5.5.1.3, “Controlling Auto-Negotiation”. Added text.
Section 5.9.3, “LED Functions”. Text changed.
Chapter 7.0, “Electrical Specifications”.
- Table 20 “Absolute Maximum Ratings for Intel® LXT972M Transceiver” changed.
- Table 23 “Digital I/O Characteristics (Except for MII, XI/XO, and LED/CFG Pins)” changed.
- Table 27 “100BASE-TX Transceiver Characteristics” changed.
Section 7.2, “Timing Diagrams”. Added timing diagrams.
Datasheet
7
Document Number: 302875-005
Revision Date: 27-Oct-2005
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