AD5623R-3 View Datasheet(PDF) - Analog Devices

Part Name

Description

MFG CO.

AD5623R-3

Dual 12-/14-/16-Bit nanoDAC with 5 ppm/°C On-Chip Reference

Analog Devices 

AD5623R/AD5643R/AD5663R

TABLE OF CONTENTS

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

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

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

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

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

Revision History ............................................................................... 3

Specifications..................................................................................... 4

AD5623R-5/AD5643R-5/AD5663R-5 ....................................... 4

AD5623R-3/AD5643R-3/AD5663R-3 ....................................... 6

AC Characteristics........................................................................ 7

Timing Characteristics ................................................................ 8

Timing Diagram ........................................................................... 8

Absolute Maximum Ratings............................................................ 9

ESD Caution.................................................................................. 9

Pin Configuration and Function Descriptions........................... 10

Typical Performance Characteristics ........................................... 11

Terminology .................................................................................... 19

Theory of Operation ...................................................................... 21

Digital-to-Analog Section ......................................................... 21

Resistor String ............................................................................. 21

Data Sheet

Output Amplifier........................................................................ 21

Internal Reference ...................................................................... 21

External Reference ..................................................................... 21

Serial Interface ............................................................................ 21

Input Shift Register .................................................................... 22

SYNC Interrupt .......................................................................... 22

Power-On Reset .......................................................................... 23

Software Reset............................................................................. 23

Power-Down Modes .................................................................. 23

LDAC Function .......................................................................... 24

Internal Reference Setup ........................................................... 25

Microprocessor Interfacing....................................................... 26

Applications Information .............................................................. 27

Using a Reference as a Power Supply....................................... 27

Bipolar Operation Using the AD5663R................................... 27

Using the AD5663R with a Galvanically Isolated Interface .. 27

Power Supply Bypassing and Grounding ................................ 28

Outline Dimensions ....................................................................... 29

Ordering Guide .......................................................................... 30

Rev. G | Page 2 of 32

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