AD9250(Rev0) Ver la hoja de datos (PDF) - Analog Devices

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Fabricante

AD9250
(Rev.:Rev0)

14-Bit, 170 MSPS/250 MSPS, JESD204B, Dual Analog-to-Digital Converter

Analog Devices 

AD9250

TABLE OF CONTENTS

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

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

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

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

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

General Description ......................................................................... 3

Specifications..................................................................................... 4

ADC DC Specifications ............................................................... 4

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

Digital Specifications ................................................................... 6

Switching Specifications .............................................................. 8

Timing Specifications .................................................................. 9

Absolute Maximum Ratings.......................................................... 10

Thermal Characteristics ............................................................ 10

ESD Caution................................................................................ 10

Pin Configuration and Function Descriptions........................... 11

Typical Performance Characteristics ........................................... 13

Equivalent Circuits ......................................................................... 17

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

ADC Architecture ...................................................................... 18

Analog Input Considerations.................................................... 18

Voltage Reference ....................................................................... 19

Clock Input Considerations ...................................................... 19

Power Dissipation and Standby Mode..................................... 22

REVISION HISTORY

10/12—Revision 0: Initial Version

Data Sheet

Digital Outputs ............................................................................... 23

ADC Overrange and Gain Control.......................................... 29

ADC Overrange (OR)................................................................ 29

Gain Switching............................................................................ 29

DC Correction ................................................................................ 31

DC Correction Bandwidth........................................................ 31

DC Correction Readback .......................................................... 31

DC Correction Freeze................................................................ 31

DC Correction (DCC) Enable Bits .......................................... 31

Built-In Self-Test (BIST) and Output Test .................................. 32

Built-In Self-Test......................................................................... 32

Serial Port Interface (SPI).............................................................. 33

Configuration Using the SPI..................................................... 33

Hardware Interface..................................................................... 33

SPI Accessible Features.............................................................. 34

Memory Map .................................................................................. 35

Reading the Memory Map Register Table............................... 35

Memory Map Register Table..................................................... 36

Memory Map Register Description ......................................... 40

Applications Information .............................................................. 41

Design Guidelines ...................................................................... 41

Outline Dimensions ....................................................................... 42

Ordering Guide .......................................................................... 42

Rev. 0 | Page 2 of 44

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