Datasheet
AD5426/AD5432/AD5443 Data Sheet
Rev. G | Page 2 of 24
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Timing Characteristics ................................................................ 5
Absolute Maximum Ratings ............................................................ 6
ESD Caution .................................................................................. 6
Pin Configuration and Function Descriptions ............................. 7
Typical Performance Characteristics ............................................. 8
Terminology .................................................................................... 14
Theory of Operation ...................................................................... 15
Circuit Operation ....................................................................... 15
Single-Supply Applications ....................................................... 17
Positive Output Voltage ............................................................. 17
Adding Gain ................................................................................ 18
DACs Used as a Divider or Programmable Gain Element ... 18
Reference Selection .................................................................... 18
Amplifier Selection .................................................................... 18
Serial Interface ............................................................................ 20
PCB Layout and Power Supply Decoupling ................................ 22
Overview of AD54xx and AD55xx Devices ............................... 23
Outline Dimensions ....................................................................... 24
Ordering Guide .......................................................................... 24
REVISION HISTORY
6/13—Rev. F to Rev. G
Change to General Description Section ........................................ 1
Changes to Ordering Guide .......................................................... 24
7/12—Rev. E to Rev. F
No Change to Content, Changed V
DD
Values in 7/12 Revision
History Only ...................................................................................... 2
7/12—Rev. D to Rev. E
Changed V
DD
= 3 V to V
DD
= 2.5 V ............................. Throughout
Changes to Table 2 ............................................................................ 4
Changes to Table 4 ............................................................................ 7
Change to Daisy-Chain Mode Section ........................................ 20
Change to Ordering Guide ............................................................ 24
4/12—Rev. C to Rev. D
Changed V
DD
= 2.5 V to V
DD
= 3 V ............................. Throughout
Changes to General Description Section ...................................... 1
Deleted Microprocessor Interface Section, ADSP-21xx to
AD5426/AD5432/AD5443 Interface Section, Figure 51,
Figure 52, Table 11, ADSP-BF5x to AD5426/AD5432/AD5443
Interface Section, Figure 53 and Figure 54; Renumbered
Sequentially ..................................................................................... 21
Deleted 80C51/80L51 to AD5426/AD5432/AD5443 Interface
Section, Figure 55, MC68HC11 Interface to AD5426/AD5432/
AD5443 Interface Section, Figure 56, MICROWIRE to
AD5426/AD5432/AD5443 Interface Section, Figure 57,
PIC16C6x/7x to AD5426/AD5432/AD5443, and Figure 58 .... 22
Deleted Evaluation Board for the AD5426/AD5432/AD5443
Series of DACs Section, Operating the Evaluation Board
Section, and Power Supplies Section ........................................... 23
Deleted Figure 59 and Figure 60................................................... 24
Updated Outline Dimensions ....................................................... 24
Changes to Ordering Guide .......................................................... 24
Deleted Figure 61 ............................................................................ 25
Deleted Figure 62 ............................................................................ 26
2/09—Rev. B to Rev. C
Changes to Low Power Serial Interface Section and Daisy-
Chain Mode Section ....................................................................... 20
Updated Outline Dimensions ....................................................... 28
11/08—Rev. A to Rev. B
Changes to Ordering Guide .......................................................... 28
5/05—Rev. 0 to Rev. A
Updated Format .................................................................. Universal
Changes to Specifications ................................................................. 3
Changes to Figure 42 ...................................................................... 16
Change to Figure 45 ....................................................................... 17
Change to Figure 46 ....................................................................... 18
Changes to Table 7, Table 8, and Table 9 ..................................... 19
Additions to Microprocessor Interface Section.......................... 21
2/04—Revision 0: Initial Version