AD8108 查看數據表（PDF） - Analog Devices

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AD8108

325 MHz, 8 × 8 Buffered Video Crosspoint Switches

Analog Devices 

AD8108/AD8109

TABLE OF CONTENTS

AD8108/AD8109—Specifications ................................................. 3

Timing Characteristics (Serial) .................................................. 5

Timing Characteristics (Parallel) ............................................... 6

Absolute Maximum Ratings............................................................ 8

Maximum Power Dissipation ..................................................... 8

ESD Caution.................................................................................. 8

Pin Configuration and Function Descriptions............................. 9

Typical Performance Characteristics ........................................... 11

I/O Schematics ................................................................................ 17

Theory of Operation ...................................................................... 18

Applications................................................................................. 18

REVISION HISTORY

9/05—Rev. A to Rev. B

Updated Format.................................................................. Universal

Change to Absolute Maximum Ratings..........................................8

Changes to Maximum Power Dissipation Section........................8

Change to Figure 4 ............................................................................8

Updated Outline Dimensions ........................................................30

Changes to Ordering Guide ...........................................................30

1/02—Rev. 0 to Rev. A

Universal change in nomenclature from MQFP to LQFP .............

Comment added to OUTLINE DIMENSIONS ..........................27

Revision 0: Initial Version

Power-On RESET....................................................................... 19

Gain Selection............................................................................. 19

Creating Larger Crosspoint Arrays.......................................... 20

Multichannel Video ................................................................... 21

Crosstalk ...................................................................................... 22

PCB Layout...................................................................................... 24

Evaluation Board ............................................................................ 28

Control the Evaluation Board from a PC................................ 28

Overshoot of PC Printer Ports’ Data Lines............................. 28

Outline Dimensions ....................................................................... 30

Ordering Guide .......................................................................... 30

Rev. B | Page 2 of 32

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