AD5530/AD5531

Rev. B | Page 2 of 20

TABLE OF CONTENTS

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

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

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

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

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

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

AC Performance Characteristics ................................................ 5

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

Daisy-Chaining and Readback Timing Characteristics.......... 6

Absolute Maximum Ratings............................................................ 7

ESD Caution.................................................................................. 7

Pin Configuration and Function Descriptions............................. 8

Typical Performance Characteristics ............................................. 9

Terminology .................................................................................... 12

Theory of Operation ...................................................................... 13

DAC Architecture....................................................................... 13

Serial Interface ............................................................................ 13

PD Function................................................................................ 13

Readback Function .................................................................... 13

CLR Function.............................................................................. 13

Output Voltage............................................................................ 14

Bipolar Configuration................................................................ 14

Microprocessor Interfacing........................................................... 15

AD5530/AD5531 to ADSP-21xx.............................................. 15

AD5530/AD5531 to 8051 Interface ......................................... 15

AD5530/AD5531 to MC68HC11 Interface ............................ 15

Applications Information .............................................................. 17

Optocoupler Interface................................................................ 17

Serial Interface to Multiple AD5530s or AD5531s ................ 17

Daisy-Chaining Interface with Multiple AD5530s or

AD5531s ...................................................................................... 17

Outline Dimensions ....................................................................... 18

Ordering Guide .......................................................................... 18

REVISION HISTORY

1/07—Rev. A to Rev. B

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

Changes to Figure 28...................................................................... 17

3/06—Rev. 0 to Rev. A

Change to Table 3 ............................................................................. 5

Change to Figure 4 ........................................................................... 8

Change to Output Voltage Section............................................... 14

Change to Ordering Guide............................................................ 18

5/02—Revision 0: Initial Version