AD9279 데이터 시트보기 (PDF) - Analog Devices

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AD9279

Octal LNA/VGA/AAF/ADC and CW I/Q Demodulator

Analog Devices 

AD9279

TABLE OF CONTENTS

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

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

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

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

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

AC Specifications.......................................................................... 3

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

Switching Specifications .............................................................. 7

ADC Timing Diagrams ............................................................... 8

Absolute Maximum Ratings............................................................ 9

Thermal Impedance ..................................................................... 9

ESD Caution.................................................................................. 9

Pin Configuration and Function Descriptions........................... 10

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

TGC Mode................................................................................... 13

CW Doppler Mode..................................................................... 16

REVISION HISTORY

10/10—Revision 0: Initial Version

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

Ultrasound Theory of Operation ................................................. 19

Channel Overview.......................................................................... 20

TGC Operation........................................................................... 20

CW Doppler Operation............................................................. 33

Serial Port Interface (SPI).............................................................. 37

Hardware Interface..................................................................... 37

Memory Map .................................................................................. 39

Reading the Memory Map Table.............................................. 39

Reserved Locations .................................................................... 39

Default Values ............................................................................. 39

Logic Levels................................................................................. 39

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

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

Rev. 0 | Page 2 of 44

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