Datasheet AD9239 (Analog Devices) - 3

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AD9239 Data Sheet TABLE OF CONTENTS
Features .. 1 Typical Performance Characteristics ... 11 Applications ... 1 Equivalent Circuits ... 17 Functional Block Diagram .. 1 Theory of Operation .. 19 General Description ... 1 Analog Input Considerations ... 19 Product Highlights ... 1 Clock Input Considerations .. 21 Revision History ... 2 Serial Port Interface (SPI) .. 31 Specifications ... 3 Hardware Interface ... 31 AC Specifications .. 4 Memory Map .. 33 Digital Specifications ... 5 Reading the Memory Map Table .. 33 Switching Specifications .. 6 Reserved Locations .. 33 Timing Diagram ... 7 Default Values ... 33 Absolute Maximum Ratings .. 8 Logic Levels ... 33 Thermal Resistance .. 8 Outline Dimensions ... 38 ESD Caution .. 8 Ordering Guide .. 38 Pin Configuration and Function Description .. 9
REVISION HISTORY 7/14—Rev. D to Rev. E 5/10—Rev. A to Rev. B
Changes to Digital Start-Up Sequence Section .. 23 Changes to Table 15 ... 35, 36 Added Minimize Skew and Time Misalignment (Optional) Section, Link Initialization (Required) Section, and Table 9;
2/10—Rev. 0 to Rev. A
Renumbered Sequential y .. 23 Changes to Analog Inputs, Differential Input Voltage Range Changes to Table 16 .. 34 Parameter and Endnote 3, Table 1 .. 3 Changes to Table 8 ... 9
5/14—Rev. C to Rev. D
Changes to Clock Duty Cycle Considerations Section ... 21 Changes to Digital Outputs and Timing Section ... 25 Changes to Digital Outputs and Timing Section ... 23 Changes to Table 15 .. 35 Changes to Table 15 ... 34
6/13—Rev. B to Rev. C 10/08—Revision 0: Initial Version
Changed Temperature Sensor Output Current Drive from 10 µA to 50 µA; Table 1 .. 3 Changes to Digital Outputs and Timing Section ... 24 Updated Outline Dimensions ... 38 Rev. E | Page 2 of 40 Document Outline Features Applications Functional Block Diagram General Description Product Highlights Table of Contents Revision History Specifications AC Specifications Digital Specifications Switching Specifications Timing Diagram Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Description Typical Performance Characteristics Equivalent Circuits Theory of Operation Analog Input Considerations Differential Input Configurations Single-Ended Input Configuration Clock Input Considerations Clock Duty Cycle Considerations Clock Jitter Considerations Power Dissipation Digital Start-Up Sequence Minimize Skew and Time Misalignment (Optional) Link Initialization (Required) Digital Outputs and Timing Digital Output Scrambler and Error Code Correction Error Correction Code Scramblers Inverter Balance Example Calculating the Parity Bits for the Hamming Code TEMPOUT Pin RBIAS Pin VCMx Pins RESET Pin PDWN Pin SDO Pin SDI/SDIO Pin SCLK Pin CSB Pin PGMx Pins Serial Port Interface (SPI) Hardware Interface Memory Map Reading the Memory Map Table Reserved Locations Default Values Logic Levels Power and Ground Recommendations Exposed Paddle Thermal Heat Slug Recommendations Outline Dimensions Ordering Guide