參數資料
型號: AD5172BRM50-RL7
廠商: ANALOG DEVICES INC
元件分類: 數字電位計
英文描述: Dual, 256-Tap, Nonvolatile, I2C-Interface, Digital Potentiometers
中文描述: DUAL 50K DIGITAL POTENTIOMETER, 2-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PDSO10
封裝: 3 X 4.90 MM, MO-187BA, MSOP-10
文件頁數: 2/24頁
文件大?。?/td> 948K
代理商: AD5172BRM50-RL7
AD5172/AD5173
TABLE OF CONTENTS
Rev. A | Page 2 of 24
Electrical Characteristics—2.5 k.................................................3
Electrical Characteristics—10 k, 50 k, 100 k Versions.......4
Timing Characteristics—2.5 k, 10 k, 50 k, 100 k Versions
.............................................................................................................5
Absolute Maximum Ratings............................................................6
Typical Performance Characteristics.............................................7
Test Circuits.....................................................................................11
Operation.........................................................................................12
One-Time Programming (OTP)..............................................12
Programming the Variable Resistor and Voltage....................12
Programming the Potentiometer Divider...............................13
ESD Protection ...........................................................................14
Terminal Voltage Operating Range.......................................... 14
Power-Up Sequence................................................................... 14
Power Supply Considerations................................................... 14
Layout Considerations............................................................... 15
Evaluation Software/Hardware..................................................... 16
Software Programming ............................................................. 16
I
2
C Interface .................................................................................... 18
I
2
C Compatible 2-Wire Serial Bus ........................................... 20
Pin Configuration and Function Descriptions........................... 22
Outline Dimensions....................................................................... 23
Ordering Guide............................................................................... 24
REVISION HISTORY
Revision A
11/03—Data Sheet Changed from Rev. 0 to Rev. A
Change
Location
Changes to Electrical Characteristics—2.5 k......................... 3
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