AD9254 datasheet(3/41 Pages) AD

3 / 41 page

AD9254

Rev. 0 | Page 2 of 40

TABLE OF CONTENTS

Features .............................................................................................. 1

Applications....................................................................................... 1

General Description ......................................................................... 1

Functional Block Diagram .............................................................. 1

Product Highlights ........................................................................... 1

Revision History ............................................................................... 2

Specifications..................................................................................... 3

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

AC Specifications.......................................................................... 4

Digital Specifications ................................................................... 5

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

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

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

Thermal Resistance ...................................................................... 7

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

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

Equivalent Circuits ........................................................................... 9

Typical Performance Characteristics ........................................... 10

Theory of Operation ...................................................................... 14

Analog Input Considerations.................................................... 14

Differential Input Configurations ............................................ 15

Voltage Reference ....................................................................... 16

Clock Input Considerations ...................................................... 17

Jitter Considerations .................................................................. 19

Power Dissipation and Standby Mode..................................... 19

Digital Outputs ........................................................................... 20

Timing ......................................................................................... 20

Serial Port Interface (SPI).............................................................. 21

Configuration Using the SPI..................................................... 21

Hardware Interface..................................................................... 21

Configuration Without the SPI ................................................ 21

Memory Map .................................................................................. 22

Reading the Memory Map Register Table............................... 22

Memory Map Register Table..................................................... 23

Layout Considerations................................................................... 25

Power and Ground Recommendations ................................... 25

CML ............................................................................................. 25

RBIAS........................................................................................... 25

Reference Decoupling................................................................ 25

Evaluation Board ............................................................................ 26

Power Supplies ............................................................................ 26

Input Signals................................................................................ 26

Output Signals ............................................................................ 26

Default Operation and Jumper Selection Settings................. 27

Alternative Clock Configurations............................................ 27

Alternative Analog Input Drive Configuration...................... 27

Schematics................................................................................... 29

Evaluation Board Layout........................................................... 34

Bill of Materials........................................................................... 37

Outline Dimensions ....................................................................... 40

Ordering Guide .......................................................................... 40

REVISION HISTORY

10/06—Revision 0: Initial Version

AD9254 Datasheet(PDF) 3 Page - Analog Devices

AD9254 Datasheet(HTML) 3 Page - Analog Devices

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41

Datasheet Download

Link URL