AD9260EB 데이터 시트보기 (PDF) - Analog Devices

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AD9260EB

High Speed Oversampling CMOS ADC with 16-Bit Resolution at a 2.5 MHz Output Word Rate

Analog Devices 

AD9260

TABLE OF CONTENTS

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

Clock Input Frequency Range .................................................... 3

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

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

Digital Filter Characteristics ....................................................... 6

Digital Filter Characteristics ....................................................... 7

Digital Specifications ................................................................... 9

Switching Specifications ............................................................ 10

Absolute Maximum Ratings.......................................................... 11

Thermal Characteristics ............................................................ 11

ESD Caution................................................................................ 11

Terminology .................................................................................... 12

Pin Configuration and Function Descriptions........................... 13

Typical Performance Characteristics ........................................... 14

Typical AC Characterization Curves

vs. Decimation Mode ................................................................. 15

Typical AC Characterization Curves for 8× Mode ................ 16

Typical AC Characterization Curves for 4× Mode ................ 17

Typical AC Characterization Curves for 2× Mode ................ 18

Typical AC Characterization Curves for 1× Mode ................ 19

Typical AC Characterization Curves ....................................... 20

Additional AC Characterization Curves ................................. 21

Theory of Operation ...................................................................... 23

Analog Input and Reference Overview ....................................... 24

Input Span ................................................................................... 24

Input Compliance Range........................................................... 24

Analog Input Operation ............................................................ 24

Driving the Input........................................................................ 25

Reference Operation ...................................................................... 28

Digital Inputs and Outputs ........................................................... 30

Digital Outputs ........................................................................... 30

Mode Operation ......................................................................... 31

Bias Pin Operation ..................................................................... 32

Power Dissipation Considerations ............................................... 33

Digital Output Driver Considerations (DRVDD) ................. 33

Grounding and Decoupling...................................................... 34

Evaluation Board General Description ....................................... 36

Features and User Controls....................................................... 36

Shipment Configuration............................................................ 37

Quick Setup................................................................................. 37

Application Information ........................................................... 38

Outline Dimensions ....................................................................... 43

Ordering Guide .......................................................................... 43

REVISION HISTORY

7/04—Changed from Rev. B to Rev. C

Changed “trimpot” to “variable resistor” ..................... Universal

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

Updated Outline Dimensions ......................................................43

Changes to Ordering Guide .........................................................43

5/00—Changed from Rev. A to Rev. B.

1/98—Changed from Rev. 0 to Rev. A.

Rev. C | Page 2 of 44

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