AD5629R/AD5669R

Data Sheet

Rev. B | Page 2 of 32

TABLE OF CONTENTS

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

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

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

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

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

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

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

AC Characteristics........................................................................ 6

I2C Timing Characteristics.......................................................... 7

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

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

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

Typical Performance Characteristics ........................................... 12

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

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

Digital-to-Analog Converter (DAC) Section ......................... 21

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

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

Output Amplifier........................................................................ 22

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

Write Operation.......................................................................... 22

Read Operation........................................................................... 22

Input Shift Register .................................................................... 23

Multiple Byte Operation............................................................ 23

Internal Reference Register ....................................................... 24

Power-On Reset.......................................................................... 24

Power-Down Modes .................................................................. 25

Clear Code Register ................................................................... 25

LDAC Function .......................................................................... 27

Power Supply Bypassing and Grounding................................ 27

Outline Dimensions ....................................................................... 28

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

REVISION HISTORY

2/13—Rev. A to Rev. B

Added 16-Ball WLCSP ....................................................... Universal

Changes to Features Section.............................................................1

Added Figure 5, Renumbered Sequentially .................................10

Moved Table 6 ..................................................................................11

Changes to Figure 25 and Figure 26..............................................15

Added Figure 58...............................................................................29

Changes to Ordering Guide ...........................................................30

12/10—Rev. 0 to Rev. A

Changes to Features, General Description, and Product

Highlights Sections........................................................................... 1

Changes to AD5629R Relative Accuracy Parameter, Reference

Output (1.25 V) Reference Input Range Parameter, and Reference

Output (2.5 V) Reference Input Range Parameter (Table 1) ...... 3

Changes to Relative Accuracy Parameter, Reference Tempco

Parameter (Table 2) ...........................................................................5

Changes to Output Voltage Settling Time Parameter (Table 3) ..6

Changes to Table 5.............................................................................9

Changes to CLR Pin Description (Table 6)................................. 10

Added Figure 32 and Figure 33 .................................................... 15

Added Figure 46 ............................................................................. 17

Changes to Internal Reference Section........................................ 20

Changes to Power-On Reset Section ........................................... 23

Changes to Clear Code Register Section..................................... 24

Updated Outline Dimensions....................................................... 27

Changes to Ordering Guide .......................................................... 28

10/10—Revision 0: Initial Version