Datasheet AD7693 (Analog Devices) - 3

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AD7693 Data Sheet TABLE OF CONTENTS
Features .. 1 Driver Amplifier Choice ... 14 Applications ... 1 Single-Ended-to-Differential Driver ... 15 Application Diagram .. 1 Voltage Reference Input .. 15 General Description ... 1 Power Supply ... 15 Revision History ... 2 Supplying the ADC from the Reference .. 16 Specifications ... 3 Digital Interface .. 16 Timing Specifications ... 5 CS Mode, 3-Wire Without Busy Indicator ... 17 Absolute Maximum Ratings .. 6 CS Mode, 3-Wire with Busy Indicator .. 18 ESD Caution .. 6 CS Mode, 4-Wire Without Busy Indicator ... 19 Pin Configurations and Function Descriptions ... 7 CS Mode, 4-Wire with Busy Indicator .. 20 Terminology .. 8 Chain Mode Without Busy Indicator .. 21 Typical Performance Characteristics ... 9 Chain Mode with Busy Indicator ... 22 Theory of Operation .. 12 Application Hints ... 23 Circuit Information .. 12 Layout .. 23 Converter Operation .. 12 Evaluating AD7693 Performance ... 23 Typical Connection Diagram ... 13 Outline Dimensions ... 24 Analog Inputs .. 14 Ordering Guide .. 24
REVISION HISTORY 6/14—Rev. A to Rev. B 6/11—Rev. 0 to Rev. A
Added Patent Footnote .. 1 Changes to Resolution Parameter and Common-Mode Input Changes to Evaluating the AD7693 Performance Section .. 23 Range Parameter in Table 2 .. 3 Updated Outline Dimensions (Dimensions Not Changed; Changes to Figure 6 and Table 6 .. 7 Lead-to-Pad Dimensions Updated for JEDEC Compliance) ... 24 Updated Outline Dimensions ... 24 Changes to Ordering Guide .. 24 Changes to Ordering Guide .. 24
12/06—Revision 0: Initial Version
Rev. B | Page 2 of 24 Document Outline Features Applications Application Diagram General Description Table of Contents Revision History Specification Timing Specifications Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Terminology Typical Performance Characteristics Theory of Operation Circuit Information Converter Operation Transfer Functions Typical Connection Diagram Analog Inputs Driver Amplifier Choice Single-Ended-to-Differential Driver Voltage Reference Input Power Supply Supplying the ADC from the Reference Digital Interface /CS Mode, 3-Wire Without Busy Indicator /CS Mode, 3-Wire with Busy Indicator /CS Mode, 4-Wire Without Busy Indicator /CS Mode, 4-Wire with Busy Indicator Chain Mode Without Busy Indicator Chain Mode with Busy Indicator Application Hints Layout Evaluating the AD7693 Performance Outline Dimensions Ordering Guide