AD5228 Analog Devices, Inc., AD5228 Datasheet - Page 2

• Manufacturer Part Number: AD5228
• Description: 32-position Manual Up/down Control Potentiometer
• Manufacturer: Analog Devices, Inc.

AD5228
TABLE OF CONTENTS
Electrical Characteristics ................................................................. 3
Absolute Maximum Ratings............................................................ 5
Pin Configuration and Function Descriptions............................. 6
Typical Performance Characteristics ............................................. 7
Theory of Operation ...................................................................... 11
REVISION HISTORY
Revision 0: Initial Version
Interface Timing Diagrams ......................................................... 4
ESD Caution.................................................................................. 5
Programming the Digital Potentiometers............................... 12
Controlling Inputs ...................................................................... 13
Terminal Voltage Operation Range.......................................... 13
Rev. 0 | Page 2 of 20
Applications..................................................................................... 15
Outline Dimensions ....................................................................... 18
Power-Up and Power-Down Sequences.................................. 14
Layout and Power Supply Biasing ............................................ 14
Manual Adjustable LED Driver ................................................ 15
Adjustable Current Source for LED Driver ............................ 15
Automatic LCD Panel Backlight Control................................ 16
Audio Amplifier with Volume Control ................................... 16
Constant Bias with Supply to Retain Resistance Setting...... 17
Ordering Guide .......................................................................... 18