Datasheet AD9444 (Analog Devices) - 3

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AD9444 TABLE OF CONTENTS
DC Specifications ... 3 Clock Input Considerations.. 22 AC Specifications.. 4 Power Considerations.. 23 Digital Specifications.. 5 Digital Outputs ... 23 Switching Specifications .. 6 Timing ... 23 Explanation of Test Levels... 7 Operational Mode Selection ... 23 Absolute Maximum Ratings.. 8 Evaluation Board .. 24 ESD Caution.. 8 LVDS Evaluation Board Schematics .. 25 Definitions of Specifications ... 9 LVDS Mode Evaluation Board Bill of Materials (BOM) .. 30 Pin Configurations and Function Descriptions ... 10 CMOS Evaluation Board Schematics .. 32 Equivalent Circuits ... 14 CMOS Mode Evaluation Board Bill of Materials (BOM)... 37 Typical Performance Characteristics ... 15 Outline Dimensions ... 39 Theory of Operation .. 20 Ordering Guide .. 39 Analog Input and Reference Overview ... 20
REVISION HISTORY 10/04—Revision 0: Initial Version
Rev. 0 | Page 2 of 40 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM PRODUCT HIGHLIGHTS TABLE OF CONTENTS DC SPECIFICATIONS AC SPECIFICATIONS DIGITAL SPECIFICATIONS SWITCHING SPECIFICATIONS EXPLANATION OF TEST LEVELS ABSOLUTE MAXIMUM RATINGS Thermal Resistance ESD CAUTION DEFINITIONS OF SPECIFICATIONS PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS EQUIVALENT CIRCUITS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION ANALOG INPUT AND REFERENCE OVERVIEW Internal Reference Connection Internal Reference Trim External Reference Operation Analog Inputs CLOCK INPUT CONSIDERATIONS Jitter Considerations POWER CONSIDERATIONS DIGITAL OUTPUTS LVDS Mode CMOS Mode TIMING OPERATIONAL MODE SELECTION Data Format Select Output Mode Select Duty Cycle Stabilizer EVALUATION BOARD LVDS EVALUATION BOARD SCHEMATICS LVDS MODE EVALUATION BOARD BILL OF MATERIALS (BOM) CMOS EVALUATION BOARD SCHEMATICS CMOS MODE EVALUATION BOARD BILL OF MATERIALS (BOM) OUTLINE DIMENSIONS ORDERING GUIDE