AD9832

Data Sheet

Rev. E | Page 2 of 28

TABLE OF CONTENTS

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

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

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

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

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

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

Timing Characteristics ................................................................ 5

Absolute Maximum Ratings............................................................ 6

ESD Caution.................................................................................. 6

Pin Configuration and Function Descriptions............................. 7

Typical Performance Characteristics ............................................. 8

Terminology .................................................................................... 11

Theory of Operation ...................................................................... 12

Circuit Description......................................................................... 13

Numerical Controlled Oscillator and Phase Modulator....... 13

Sine Look-Up Table (LUT)........................................................ 13

Digital-to-Analog Converter .................................................... 13

Functional Description.................................................................. 14

Serial Interface ............................................................................ 14

Direct Data Transfer and Deferred Data Transfer ................. 14

Latency......................................................................................... 16

Flowcharts ................................................................................... 16

Applications Information .............................................................. 19

Grounding and Layout .............................................................. 19

Interfacing the AD9832 to Microprocessors.............................. 19

AD9832 to ADSP-2101 Interface ............................................. 19

AD9832 to 68HC11/68L11 Interface....................................... 20

AD9832 to 80C51/80L51 Interface .......................................... 20

AD9832 to DSP56002 Interface ............................................... 20

Evaluation Board ............................................................................ 21

System Demonstration Platform.............................................. 21

AD9832 to SPORT Interface..................................................... 21

XO vs. External Clock................................................................ 21

Power Supply............................................................................... 21

Evaluation Board Schematics ................................................... 22

Evaluation Board Layout........................................................... 24

Ordering Information.................................................................... 25

Bill of Materials........................................................................... 25

Outline Dimensions....................................................................... 26

Ordering Guide .......................................................................... 26

REVISION HISTORY

2/13—Rev. D to Rev. E

Changes to Table 10........................................................................ 15

Changes to Flowcharts Section..................................................... 16

7/12—Rev. C to Rev. D

Changed On-Chip COS Lookup Table to On-Chip SIN Lookup

Table in Features Section ................................................................. 1

9/11—Rev. B to Rev. C

Changes to Features and Applications........................................... 1

Changes to Specification Statement............................................... 3

Changes to Timing Characteristics Statement ............................. 5

Replaced Evaluation Board Section; Renumbered

Sequentially ..................................................................................... 21

Changes to Ordering Guide .......................................................... 26

6/10—Rev. A to Rev. B

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

Changed CMOS Complete DDS to 3 V to 5.0 V Programmable

Waveform Generator.........................................................................1

Changes to Serial Interface Section.............................................. 14

Updated Outline Dimensions....................................................... 23

Changes to Ordering Guide.......................................................... 23

7/99—Rev 0 to Rev. A