AD9739ABBCZ datasheet(2/64 Pages) AD

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AD9737A/AD9739A

Data Sheet

Rev. D | Page 2 of 64

TABLE OF CONTENTS

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

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

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

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

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

Revision History ............................................................................... 3

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

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

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

Serial Port Specifications ............................................................. 6

AC Specifications.......................................................................... 7

Absolute Maximum Ratings............................................................ 8

Thermal Resistance ...................................................................... 8

ESD Caution.................................................................................. 8

Pin Configurations and Function Descriptions ........................... 9

Typical Performance Characteristics—AD9737A...................... 14

Static Linearity ............................................................................ 14

AC (Normal Mode).................................................................... 15

AC (Mix-Mode).......................................................................... 17

One-Carrier DOCSIS Performance (Normal Mode) ............ 20

Four-Carrier DOCSIS Performance (Normal Mode) ........... 21

Eight-Carrier DOCSIS Performance (Normal Mode) .......... 22

16-Carrier DOCSIS Performance (Normal Mode) ............... 23

32-Carrier DOCSIS Performance (Normal Mode) ............... 24

64- and 128-Carrier DOCSIS Performance (Normal Mode)25

Typical Performance Characteristics—AD9739A...................... 26

Static Linearity ............................................................................ 26

AC (Normal Mode).................................................................... 28

AC (Mix-Mode).......................................................................... 31

One-Carrier DOCSIS Performance (Normal Mode) ............ 33

Four-Carrier DOCSIS Performance (Normal Mode) ........... 34

Eight-Carrier DOCSIS Performance (Normal Mode) .......... 35

16-Carrier DOCSIS Performance (Normal Mode) ............... 36

32-Carrier DOCSIS Performance (Normal Mode) ............... 37

64- and 128-Carrier DOCSIS Performance (Normal Mode)38

Terminology .................................................................................... 39

Serial Port Interface (SPI) Register............................................... 40

SPI Register Map Description .................................................. 40

SPI Operation ............................................................................. 40

SPI Register Map ............................................................................ 42

SPI Port Configuration and Software Reset ........................... 43

Power-Down LVDS Interface and TxDAC®............................ 43

Controller Clock Disable........................................................... 43

Interrupt Request (IRQ) Enable/Status ................................... 44

TxDAC Full-Scale Current Setting (IOUTFS) and Sleep ........... 44

TxDAC Quad-Switch Mode of Operation.............................. 44

DCI Phase Alignment Status .................................................... 44

Data Receiver Controller Configuration................................. 44

Data Receiver Controller_Data Sample Delay Value ............ 45

Data Receiver Controller_DCI Delay Value/Window and

Phase Rotation ............................................................................ 45

Data Receiver Controller_Delay Line Status .......................... 45

Data Receiver Controller Lock/Tracking Status..................... 45

CLK Input Common Mode ...................................................... 46

Mu Controller Configuration and Status................................ 46

Part ID.......................................................................................... 47

Theory of Operation ...................................................................... 48

LVDS Data Port Interface.......................................................... 49

Mu Controller ............................................................................. 52

Interrupt Requests...................................................................... 54

Analog Interface Considerations.................................................. 55

Analog Modes of Operation ..................................................... 55

Clock Input Considerations...................................................... 56

Voltage Reference ....................................................................... 57

Analog Outputs .......................................................................... 57

Output Stage Configuration ..................................................... 59

Nonideal Spectral Artifacts....................................................... 60

Lab Evaluation of the AD9737A/AD9739A ........................... 61

Recommended Start-Up Sequence .......................................... 61

Outline Dimensions ....................................................................... 63

Ordering Guide .......................................................................... 63

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