Datasheet AD5116 (Analog Devices) - 2

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AD5116 Data Sheet TABLE OF CONTENTS
Features .. 1 Test Circuits ... 12 Applications ... 1 Theory of Operation .. 13 Functional Block Diagram .. 1 RDAC Register .. 13 General Description ... 1 EEPROM ... 13 Revision History ... 2 Automatic Save Enable .. 13 Specifications ... 3 End Scale Resistance Indicator ... 14 Electrical Characteristics ... 3 RDAC Architecture .. 14 Interface Timing Specifications .. 5 Programming the Variable Resistor ... 14 Timing Diagrams .. 5 Programming the Potentiometer Divider ... 15 Absolute Maximum Ratings .. 6 Terminal Voltage Operating Range ... 15 Thermal Resistance .. 6 Power-Up Sequence ... 15 ESD Caution .. 6 Layout and Power Supply Biasing .. 15 Pin Configuration and Function Descriptions ... 7 Outline Dimensions ... 16 Typical Performance Characteristics ... 8 Ordering Guide .. 16
REVISION HISTORY 11/12—Rev. A to Rev. B
Changed Low Power Consumption from 2.5 mA to 2.5 µA... 1 Changed IDD Unit from mA to µA, Table 2 .. 4
4/12—Rev. 0 to Rev. A
Changes to Features Section.. 1 Changes to Positive Supply Current, Table 2 .. 4 Changes to Ordering Guide .. 16
10/11—Revision 0: Initial Version
Rev. B | Page 2 of 16 Document Outline Features Applications Functional Block Diagram General Description Revision History Specifications Electrical Characteristics Interface Timing Specifications Timing Diagrams Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Test Circuits Theory of Operation RDAC Register Manual Increment Auto Scan Increment Low Wiper Resistance Feature EEPROM Automatic Save Enable Auto Save Manual Store End Scale Resistance Indicator RDAC Architecture Top Scale/Bottom Scale Architecture Programming the Variable Resistor Rheostat Operation—±8% Resistor Tolerance Programming the Potentiometer Divider Voltage Output Operation Terminal Voltage Operating Range Power-Up Sequence Layout and Power Supply Biasing Outline Dimensions Ordering Guide