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AD5114 Datasheet(PDF) 2 Page - Analog Devices

Part No. AD5114
Description  Single-Channel, 128-/64-/32-Position, Up/Down, ±8% Resistor Tolerance, Nonvolatile Digital Potentiometer
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD5114 Datasheet(HTML) 2 Page - Analog Devices

 
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AD5111/AD5113/AD5115
Data Sheet
Rev. 0 | Page 2 of 24
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Electrical Characteristics—AD5111 .......................................... 3
Electrical Characteristics—AD5113 .......................................... 5
Electrical Characteristics—AD5115 .......................................... 7
Interface Timing Specifications.................................................. 9
Timing Diagram ........................................................................... 9
Absolute Maximum Ratings.......................................................... 10
Thermal Resistance .................................................................... 10
ESD Caution................................................................................ 10
Pin Configuration and Function Descriptions........................... 11
Typical Performance Characteristics ........................................... 12
Test Circuits..................................................................................... 17
Theory of Operation ...................................................................... 18
RDAC Register and EEPROM.................................................. 18
Basic Operation .......................................................................... 18
Low Wiper Resistance Feature ................................................. 18
Shutdown Mode ......................................................................... 18
EEPROM Write Operation ....................................................... 18
RDAC Architecture.................................................................... 19
Programming the Variable Resistor......................................... 19
Programming the Potentiometer Divider............................... 20
Terminal Voltage Operating Range ......................................... 20
Power-Up Sequence ................................................................... 21
Layout and Power Supply Biasing............................................ 21
Outline Dimensions....................................................................... 22
Ordering Guide .......................................................................... 22
REVISION HISTORY
10/11—Revision 0: Initial Version


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