Datasheet

AD5290 Data Sheet
Rev. C | Page 2 of 20
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Electrical Characteristics—10 kΩ Version ................................ 3
Electrical Characteristics—50 kΩ, 100 kΩ Versions ............... 5
Interface Timing Characteristics ................................................ 7
3-Wire Digital Interface ................................................................... 8
Absolute Maximum Ratings ............................................................ 9
ESD Caution .................................................................................. 9
Pin Configuration and Descriptions ............................................ 10
Typical Performance Characteristics ........................................... 11
Theory of Operation ...................................................................... 15
Programming the Variable Resistor ......................................... 15
Programming the Potentiometer Divider ............................... 16
3-Wire Serial Bus Digital Interface .......................................... 16
Daisy Chain Operation .............................................................. 16
ESD Protection ........................................................................... 17
Terminal Voltage Operating Range ......................................... 17
Power-Up and Power-Down Sequences .................................. 17
Layout and Power Supply Biasing ............................................ 17
Applications ..................................................................................... 18
High Voltage DAC ...................................................................... 18
Programmable Power Supply ................................................... 18
Audio Volume Control .............................................................. 18
Outline Dimensions ....................................................................... 20
Ordering Guide .......................................................................... 20
REVISION HISTORY
11/11—Rev. B to Rev. C
Change to Figure 33 ....................................................................... 18
4/10—Rev. A to Rev. B
Changes to Figure 29 ...................................................................... 16
Updated Outline Dimensions ....................................................... 20
7/
09—Rev. 0 to Rev. A
Changes to Features Section ............................................................ 1
Changes to Ordering Guide .......................................................... 20
12/05—Revision 0: Initial Version