AD5601/AD5611/AD5621

Data Sheet

Rev. F | Page 2 of 24

TABLE OF CONTENTS

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

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

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

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

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

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

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

Timing Characteristics ................................................................ 4

Absolute Maximum Ratings............................................................ 5

ESD Caution.................................................................................. 5

Pin Configuration and Function Descriptions............................. 6

Typical Performance Characteristics ............................................. 7

Terminology .................................................................................... 13

Theory of Operation ...................................................................... 14

DAC Section................................................................................ 14

Resistor String............................................................................. 14

Output Amplifier........................................................................ 14

Serial Interface ............................................................................ 14

Input Shift Register .................................................................... 14

SYNC Interrupt .......................................................................... 14

Power-On Reset.......................................................................... 16

Power-Down Modes .................................................................. 16

Microprocessor Interfacing....................................................... 16

Applications..................................................................................... 18

Choosing a Reference as Power Supply for the

AD5601/AD5611/AD5621 ....................................................... 18

Bipolar Operation Using the AD5601/AD5611/AD5621..... 18

Using the AD5601/AD5611/AD5621 with a Galvanically

Isolated Interface ........................................................................ 19

Power Supply Bypassing and Grounding................................ 19

Outline Dimensions....................................................................... 20

Ordering Guide .......................................................................... 21

REVISION HISTORY

2/12—Rev. E to Rev. F

Added 6-Lead LFCSP.........................................................Universal

Changes to Features Section, General Description Section,

Table 1, and Product Highlights Section....................................... 1

Changes to Table 4............................................................................ 5

Added Figure 4; Renumbered Sequentially .................................. 6

Changes to Table 5............................................................................ 6

Changes to Choosing a Reference as Power Supply for the

AD5601/AD5611/AD5621 Section.............................................. 18

Updated Outline Dimensions....................................................... 20

Changes to Ordering Guide .......................................................... 21

7/10—Rev. D to Rev. E

Changes to Figure 1.......................................................................... 1

5/08—Rev. C to Rev. D

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

Changes to Table 2............................................................................ 3

Changes to Choosing a Reference as Power Supply for the

AD5601/AD5611/AD5621 Section.............................................. 18

Changes to Ordering Guide .......................................................... 20

12/07—Rev. B to Rev. C

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

Changes to Table 2.............................................................................3

Changes to AD5601/AD5611/AD5621 to ADSP-2101

Interface Section ............................................................................. 16

Updated Outline Dimensions....................................................... 20

Changes to Ordering Guide.......................................................... 20

7/05—Rev. A to Rev. B

Changes to Figure 48...................................................................... 17

Changes to Galvanically Isolated Interface Section................... 19

Changes to Figure 52...................................................................... 19

3/05—Rev. 0 to Rev. A

Changes to Timing Characteristics.................................................4

Changes to Absolute Maximum Ratings........................................5

Changes to Full Scale Error Section................................................7

Changes to Figure 20...................................................................... 10

Changes to Theory of Operation.................................................. 14

Changes to Power Down Modes .................................................. 15

1/05—Revision 0: Initial Version