AD7466/AD7467/AD7468

Rev. C | Page 2 of 28

TABLE OF CONTENTS

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

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

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

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

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

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

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

AD7466 .......................................................................................... 3

AD7467 .......................................................................................... 5

AD7468 .......................................................................................... 7

Timing Specifications .................................................................. 9

Timing Examples........................................................................ 10

Absolute Maximum Ratings.......................................................... 11

ESD Caution................................................................................ 11

Pin Configurations and Function Descriptions ......................... 12

Typical Performance Characteristics ........................................... 13

Dynamic Performance Curves ................................................. 13

DC Accuracy Curves ................................................................. 13

Power Requirement Curves ...................................................... 13

Terminology .................................................................................... 16

Theory of Operation ...................................................................... 17

Circuit Information.................................................................... 17

Converter Operation.................................................................. 17

ADC Transfer Function............................................................. 17

Typical Connection Diagram ................................................... 17

Analog Input ............................................................................... 18

Digital Inputs .............................................................................. 18

Normal Mode.............................................................................. 19

Power Consumption .................................................................. 20

Serial Interface ................................................................................ 22

Microprocessor Interfacing....................................................... 23

Application Hints ........................................................................... 25

Grounding and Layout .............................................................. 25

Evaluating the Performance of the AD7466 and AD7467.... 25

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

Ordering Guide .......................................................................... 27

REVISION HISTORY

5/07—Rev. B to Rev. C

Deleted Figure 3.............................................................................. 10

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

Changes to Ordering Guide .......................................................... 27

4/05—Rev. A to Rev. B

Moved Terminology Section......................................................... 16

Changes to Ordering Guide .......................................................... 27

11/04—Rev. 0 to Rev. A

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

Changes to General Description .................................................... 1

Added Patent Number ..................................................................... 1

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

Changes to Ordering Guide .......................................................... 27

5/03—Revision 0: Initial Version