Datasheet

AD5551/AD5552
Rev. A | Page 2 of 16
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagrams ............................................................. 1
Product Highlights ........................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Timing Characteristics ................................................................ 4
Absolute Maximum Ratings ............................................................ 5
ESD Caution .................................................................................. 5
Pin Configurations and Function Descriptions ........................... 6
Typical Performance Characteristics ............................................. 7
Terminology .................................................................................... 10
Theory of Operation ...................................................................... 11
Digital-to-Analog Section ......................................................... 11
Serial Interface ............................................................................ 11
Unipolar Output Operation ...................................................... 11
Bipolar Output Operation ......................................................... 12
Output Amplifier Selection ....................................................... 12
Force Sense Buffer Amplifier Selection ................................... 12
Reference and Ground ............................................................... 13
Power-On Reset .......................................................................... 13
Power Supply and Reference Bypassing .................................. 13
Microprocessor Interfacing ........................................................... 14
ADSP-21xx to AD5551/AD5552 Interface ............................. 14
68HC11 to AD5551/AD5552 Interface ................................... 14
MICROWIRE to AD5551/AD5552 Interface ........................ 14
80C51/80L51 to AD5551/AD5552 Interface .......................... 14
Applications Information .............................................................. 15
Optocoupler Interface ................................................................ 15
Decoding Multiple AD5551/AD5552s .................................... 15
Outline Dimensions ....................................................................... 16
Ordering Guide .......................................................................... 16
REVISION HISTORY
5/10—Rev. 0 to Rev. A
Updated Format .................................................................. Universal
Changes to Data Sheet Title, Features Section, General
Description Section, and Product Highlights Section ................. 1
Changes to Specifications Section .................................................. 3
Changes to Table 3 ............................................................................ 5
Changes to Pin V
DD
Description in Table 4 and Table 5 ............. 6
Changes to Typical Performance Characteristics Section ........... 7
Changes to First Paragraph in Theory of Operation Section ... 11
Updated Outline Dimensions ....................................................... 16
Changes to Ordering Guide .......................................................... 16
7/00—Revision 0: Initial Version