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Summary of Contents for National Semiconductor DS91C176EVK NOPB
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Page 1: User Manual
RJ45 to SMA Adapter Board USER MANUAL Part Number: DS91C176EVK NOPB For the latest documents concerning these products and evaluation kit, visit lvds.national.com. Schematics and gerber files are also available at lvds.national.com. January 2008 Rev. 0.1... - Page 2 DS91C176EVK User Manual Table of Contents Table of Contents ........................2 Overview........................... 3 Board Description........................4 Configuration Instructions......................5 Page 2 of 5...
- Page 3 Overview The DS91C176EVK consists of two RJ45 to SMA adapter boards developed to complement National Semiconductor’s evaluation boards for which evaluation with CAT5e cable assemblies is sometimes desirable (e.g. DriveCable02EVK, LVDS-18B-EVK, DS25BR100EVK, etc.). In addition, each adapter board features a single DS91C176, an M-LVDS transceiver with Type 2 receiver inputs for optional passing of slow “control”...
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Page 4: Board Description
DS91C176EVK User Manual Board Description Figure 2 shows the adapter board drawing with the silkscreen annotations. The 2.5 by 3.0 inch, four-layer PCB is designed to bring RJ45 connector signal pins to SMA connectors. The SMA connector annotations correspond to the RJ45 connector pin numbers. There are only 2 SMA pairs installed (1&2 and 7&8) on the board. - Page 5 DS91C176EVK User Manual User Instructions This section provides adapter board user instructions: 1. It is always recommended to terminate unused twisted pairs of a twisted pair cable to minimize EMI, crosstalk, etc., thus termination resistors R6, R7 and R8. Remove resistors connected to the RJ45 pins that you plan to use.
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Page 21: Important Notice
IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete.
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