link to page 4 link to page 4 link to page 5 link to page 5 link to page 6 link to page 8 link to page 8 link to page 8 link to page 9 link to page 10 link to page 11 link to page 12 link to page 16 link to page 16 link to page 16 link to page 17 link to page 18 link to page 19 link to page 19 link to page 20 link to page 20 link to page 21 link to page 37 link to page 38 AD9235Data SheetTABLE OF CONTENTS Specifications ... 3 Applying the AD9235 .. 15 DC Specifications ... 3 Theory of Operation .. 15 Digital Specifications ... 4 Analog Input ... 15 Switching Specifications .. 4 Clock Input Considerations .. 16 AC Specifications .. 5 Power Dissipation and Standby Mode .. 17 Absolute Maximum Ratings .. 7 Digital Outputs ... 18 Explanation of Test Levels ... 7 Voltage Reference ... 18 ESD Caution .. 7 Operational Mode Selection ... 19 Pin Configurations and Function Descriptions ... 8 TSSOP Evaluation Board .. 19 Definitions of Specifications ... 9 LFCSP Evaluation Board ... 20 Equivalent Circuits ... 10 Outline Dimensions ... 36 Typical Performance Characteristics ... 11 Ordering Guide .. 37 REVISION HISTORY10/12—Rev. C to Rev. D Changes to TPCs 1 to 12 .. 9 Changes to Theory of Operation Section... 13 Changes to Figure 4 and Table 6 . ... .. ... ... ... ... ... ... ... ... ... .. .. 8 Changes to Analog Input Section .. 13 Updated Outline Dimensions (Changed CP-32-2 to CP-32-7) .. 36 Changes to Single-ended Input Configuration Section ... 14 Changes to Ordering Guide .. 37 Replaced Figure 8 .. 14 10/04—Data Sheet changed from Rev. B to Rev. C Changes to Clock Input Considerations Section .. 14 Changes to Format ... Universal Changes to Table I ... 15 Changes to Specifications ... 3 Changes to Power Dissipation and Standby Mode Section ... 15 Changes to the Ordering Guide .. 37 Changes to Digital Outputs Section .. 15 5/03—Data Sheet changed from Rev. A to Rev. B Changes to Timing Section .. 15 Added CP-32 Package (LFCSP) .. Universal Changes to Figure 13 ... 16 Changes to Several Pin Names.. Universal Changes to Figures 16 to 26 ... 17 Changes to Features ... 1 Added LFCSP Evaluation Board Section ... 17 Changes to Product Description ... 1 Inserted Figures 27 to 35 .. 25 Changes to Product Highlights .. 1 Added Table III .. 30 Changes to Specifications ... 2 Updated Outline Dimensions .. 31 Replaced Figure 1 .. 3 8/02—Data Sheet changed from Rev. 0 to Rev. A Changes to Absolute Maximum Ratings .. 5 Updated RU-28 Package .. 24 Changes to Ordering Guide ... 5 Changes to Pin Function Descriptions ... 6 New Definitions of Specifications Section ... 7 Rev. D | Page 2 of 40 Document Outline Specifications DC Specifications Digital Specifications Switching Specifications AC Specifications Absolute Maximum Ratings Explanation of Test Levels ESD Caution Pin Configurations and Function Descriptions Definitions of Specifications Equivalent Circuits Typical Performance Characteristics Applying the AD9235 Theory of Operation Analog Input Differential Input Configurations Single-Ended Input Configuration Clock Input Considerations Power Dissipation and Standby Mode Digital Outputs Timing Voltage Reference Internal Reference Connection External Reference Operation Operational Mode Selection TSSOP Evaluation Board LFCSP Evaluation Board Outline Dimensions Ordering Guide