AD9705 Ver la hoja de datos (PDF) - Analog Devices

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AD9705

8-/10-/12-/14-Bit, 175 MSPS TxDAC® D/A Converters

Analog Devices 

AD9704/AD9705/AD9706/AD9707

TABLE OF CONTENTS

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

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

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

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

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

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

DC Specifications (3.3 V)............................................................ 4

Dynamic Specifications (3.3 V).................................................. 5

Digital Specifications (3.3 V) ...................................................... 6

DC Specifications (1.8 V)............................................................ 7

Dynamic Specifications (1.8 V).................................................. 8

Digital Specifications (1.8 V) ...................................................... 9

Timing Diagram ........................................................................... 9

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

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

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

Pin Configurations and Function Descriptions ......................... 11

AD9707 ........................................................................................ 11

AD9706 ........................................................................................ 12

AD9705 ........................................................................................ 13

AD9704 ........................................................................................ 14

Typical Performance Characteristics ........................................... 15

AD9707 ........................................................................................ 15

AD9704, AD9705, and AD9706............................................... 22

Terminology .................................................................................... 28

REVISION HISTORY

7/06—Revision 0: Initial Version

Theory of Operation ...................................................................... 29

Serial Peripheral Interface......................................................... 29

SPI Register Map ........................................................................ 31

SPI Register Descriptions.......................................................... 32

Reference Operation .................................................................. 34

Reference Control Amplifier .................................................... 34

DAC Transfer Function ............................................................. 34

Analog Outputs .......................................................................... 35

Adjustable Output Common Mode......................................... 35

Digital Inputs .............................................................................. 36

Clock Input.................................................................................. 36

DAC Timing................................................................................ 36

Power Dissipation....................................................................... 36

Self-Calibration........................................................................... 38

Applications..................................................................................... 40

Output Configurations .............................................................. 40

Differential Coupling Using a Transformer ............................... 40

Single-Ended Buffered Output Using an Op Amp ................ 40

Differential Buffered Output Using an Op Amp ................... 41

Evaluation Board ............................................................................ 42

General Description................................................................... 42

Evaluation Board Schematics ................................................... 43

Evaluation Board Layout........................................................... 48

Outline Dimensions ....................................................................... 51

Ordering Guide .......................................................................... 51

Rev. 0 | Page 2 of 52

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