Intel LXD381 manual General Description, Features

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Evaluation Board for Octal E1 Applications — LXD381

1.0General Description

The LXD381 evaluation board is a versatile tool for engineers designing E1 short haul applications using the LXT381.

The evaluation board operates in Hardware mode only. All device and channel controls are set using jumper blocks and DIP switches.

The board provides banana jacks for both power and line interface connections. Connectors are provided for each framer or back-end ASIC interface. An E1 pattern generator/analyzer may be used to provide external signals for evaluation.

1.1Features

•Hardware controllable

•ZIF LQFP socket for easy swapping of LXT381

•Banana jacks for power and line interfaces

•10-pin connectors for framer/ASIC interface

•Socketed termination components for easy experimentation

•Built-in overvoltage protection for line interface and power supply

Developer Manual

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Contents Developer Manual LXD381 Evaluation Board for Octal E1 ApplicationsPage Contents Page General Description FeaturesLXD381 Evaluation Board for Octal E1 Applications Loopback Mode Selection Power ConnectionsEvaluation Board Set-Up LXD381 Packing ListUnused Switches Output Enable SelectionReceive Polarity Selection Back-End Interface ConnectionBoard Protection Line Interface ConnectionLine Interface Circuit Manual Digital I/O LXD381 For
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