AD9480 データシートの表示（PDF） - Analog Devices

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AD9480

8-Bit, 250 MSPS 3.3 V A/D Converter

Analog Devices 

AD9480

TABLE OF CONTENTS

DC Specifications ............................................................................. 3

Digital Specifications........................................................................ 4

AC Specifications.............................................................................. 5

Switching Specifications .................................................................. 6

Timing Diagram ........................................................................... 6

Absolute Maximum Ratings............................................................ 7

Explanation of Test Levels ........................................................... 7

ESD Caution.................................................................................. 7

Pin Configuration and Function Descriptions............................. 8

Terminology ...................................................................................... 9

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

Equivalent Circuits ......................................................................... 15

Application Notes ........................................................................... 16

Clocking the AD9480 ................................................................ 16

Analog Inputs.............................................................................. 16

Voltage Reference ....................................................................... 17

Digital Outputs ........................................................................... 18

Output Coding............................................................................ 18

REVISION HISTORY

4/05—Rev. 0 to Rev. A

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

Changes to Features.......................................................................... 1

Changes to Table 3............................................................................ 5

Changes to Table 7............................................................................ 8

Changes to Analog Inputs ............................................................. 16

Changes to Figure 30...................................................................... 16

Added Power Down Section ......................................................... 18

Changes to Table 12........................................................................ 21

7/04—Revision 0: Initial Version

Interleaving Two AD9480s........................................................ 18

Data Clock Out........................................................................... 18

Power-Down ............................................................................... 18

AD9480 Evaluation Board ............................................................ 19

Power Connector........................................................................ 19

Analog Inputs ............................................................................. 19

Gain.............................................................................................. 19

Optional Operational Amplifier .............................................. 19

Clock ............................................................................................ 19

Optional Clock Buffer ............................................................... 19

Optional XTAL ........................................................................... 19

Voltage Reference ....................................................................... 20

Data Outputs............................................................................... 20

Evaluation Board Bill of Materials (BOM) ................................. 21

PCB Schematics .............................................................................. 22

PCB Layers ...................................................................................... 24

Outline Dimensions ....................................................................... 26

Ordering Guide .......................................................................... 26

Rev. A | Page 2 of 28

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