Contents

1.0

General Description

5

 

1.1

Features

5

2.0

Evaluation Board Set-Up

7

 

2.1

LXD381 Packing List

7

 

2.2

Equipment Requirements

7

 

2.3

Power Connections

7

 

2.4

Loopback Mode Selection

7

 

2.5

Receive Polarity Selection

8

 

2.6

Output Enable Selection

8

 

2.7

Unused Switches

8

 

2.8

Back-End Interface Connection

8

 

2.9

Line Interface Connection

9

 

2.10

Line Interface Circuit

9

 

2.11

Board Protection

9

3.0

Evaluation Board Schematics

10

Figures

1

LXD381 Evaluation Board

6

2

S2 Factory Switch Settings

8

3

Typical Back-End Connector

9

4

Evaluation Board Schematic — Data/Control

10

5

Evaluation Board Schematic — Digital I/O

11

6

Evaluation Board Schematic — Analog 1

12

7

Evaluation Board Schematic — Analog 2

13

Tables

1

LOOP0 - 7 Switch Settings

7

LXD381 — Evaluation Board for Octal E1 Applications Developer Manual

iii

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Intel LXD381 manual Contents