參數(shù)資料
型號: AD5227
廠商: Analog Devices, Inc.
元件分類: 數(shù)字電位計
英文描述: 64-Position Up/Down Control Digital Potentiometer
中文描述: 64工位上/下控制數(shù)字電位器
文件頁數(shù): 2/16頁
文件大小: 331K
代理商: AD5227
AD5227
TABLE OF CONTENTS
Electrical Characteristics.................................................................3
Rev. 0 | Page 2 of 16
Interface Timing Diagrams.........................................................4
Absolute Maximum Ratings............................................................5
ESD Caution..................................................................................5
Pin Configuration and Function Descriptions.............................6
Typical Performance Characteristics.............................................7
Theory of Operation......................................................................10
Programming the Digital Potentiometers...............................10
Digital Interface..........................................................................11
Terminal Voltage Operation Range..........................................11
Power-Up and Power-Down Sequences..................................11
Layout and Power Supply Biasing............................................ 11
Applications..................................................................................... 12
Manual Control with Toggle and Pushbutton Switches........ 12
Manual Control with Rotary Encoder..................................... 12
Adjustable LED Driver.............................................................. 12
Adjustable Current Source for LED Driver............................ 12
Automatic LCD Panel Backlight Control................................ 13
6-Bit Controller .......................................................................... 13
Constant Bias with Supply to Retain Resistance Setting...... 14
Outline Dimensions....................................................................... 15
Ordering Guide .......................................................................... 15
REVISION HISTORY
Revision 0: Initial Version
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