
AD5666
TABLE OF CONTENTS
Features..............................................................................................1
Rev. A | Page 2 of 28
Applications.......................................................................................1
Functional Block Diagram..............................................................1
General Description.........................................................................1
Product Highlights...........................................................................1
Revision History...............................................................................2
Specifications.....................................................................................3
AC Characteristics........................................................................7
Timing Characteristics ................................................................8
Absolute Maximum Ratings..........................................................10
ESD Caution................................................................................10
Pin Configuration and Function Descriptions...........................11
Typical Performance Characteristics...........................................12
Terminology....................................................................................18
Theory of Operation......................................................................20
D/A Section.................................................................................20
Resistor String............................................................................. 20
Internal Reference...................................................................... 20
Output Amplifier........................................................................ 21
Serial Interface............................................................................ 21
Input Shift Register.................................................................... 22
SYNC Interrupt .......................................................................... 22
Daisy-Chaining........................................................................... 23
Internal Reference Register....................................................... 23
Power-On Reset.......................................................................... 23
Power-Down Modes.................................................................. 23
Clear Code Register................................................................... 25
LDAC Function.......................................................................... 25
Power Supply Bypassing and Grounding................................ 25
Outline Dimensions....................................................................... 27
Ordering Guide .......................................................................... 27
REVISION HISTORY
11/05—Rev. 0 to Rev. A
Change to General Description...................................................... 1
Change to Specifications.................................................................. 3
10/05—Revision 0: Initial Version