AD7982

Preliminary Technical Data

Rev PrC | Page 2 of 23

TABLE OF CONTENTS

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

Timing Specifications....................................................................... 5

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

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

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

Terminology ...................................................................................... 8

Circuit Information.................................................................... 10

Converter Operation.................................................................. 10

Typical Connection Diagram ................................................... 11

Analog Input ............................................................................... 12

Driver Amplifier Choice............................................................ 12

Single-to-Differential Driver..................................................... 13

Single-to-Differential Driver..................................................... 13

Voltage Reference Input ............................................................ 13

Power Supply............................................................................... 13

Digital Interface.......................................................................... 14

Chain Mode, No BUSY Indicator ............................................ 19

Chain Mode with BUSY Indicator ........................................... 20

Application Hints ........................................................................... 21

Layout .......................................................................................... 21

Evaluating the AD7982’s Performance.................................... 21

Outline Dimensions ....................................................................... 22

REVISION HISTORY