參數(shù)資料
型號(hào)： AD5171BRJ10-RL7
廠商： ANALOG DEVICES INC
元件分類(lèi)： 數(shù)字電位計(jì)
英文描述： 64-Position OTP Digital Potentiometer
中文描述： 10K DIGITAL POTENTIOMETER, 2-WIRE SERIAL CONTROL INTERFACE, 64 POSITIONS, PDSO8
封裝： MO-178-BA, SOT-23, 8 PIN
文件頁(yè)數(shù)： 2/20頁(yè)
文件大小： 1722K
代理商： AD5171BRJ10-RL7
AD5171
TABLE OF CONTENTS
AD5171—Electrical Characteristics..............................................3
Absolute Maximum Ratings............................................................5
ESD Caution..................................................................................5
Pin Configuration and Functional Descriptions..........................6
Typical Performance Characteristics.............................................7
Theory of Operation......................................................................11
One-Time Programming (OTP)..............................................11
Determining the Variable Resistance and Voltage.................11
Rheostat Mode Operation.....................................................11
Potentiometer Mode Operation...........................................12
ESD Protection ...........................................................................12
Terminal Voltage Operating Range..........................................13
Power-Up/Power-Down Sequences.........................................13
Power Supply Considerations...................................................13
Controlling the AD5171............................................................14
Software Programming .........................................................14
I
2
C Controller Programming................................................ 15
Controlling Two Devices on One Bus..................................... 16
Applications..................................................................................... 17
Programmable Voltage Reference (DAC)............................... 17
Gain Control Compensation.................................................... 17
Programmable Voltage Source with Boosted Output............ 17
Level Shifting for Different Voltage Operation...................... 17
Resistance Scaling ...................................................................... 17
Resolution Enhancement.......................................................... 18
RDAC Circuit Simulation Model............................................. 18
AD5171 Evaluation Board........................................................ 19
Outline Dimensions....................................................................... 20
Ordering Guide .......................................................................... 20
REVISION HISTORY
Revision 0: Initial Version
Rev. PrC | Page 2 of 20
Preliminary Technical Data
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