Datasheet AD9260 (Analog Devices) - 3

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AD9260 TABLE OF CONTENTS
Specifications... 3 Theory of Operation .. 23 Clock Input Frequency Range .. 3 Analog Input and Reference Overview ... 24 DC Specifications ... 3 Input Span ... 24 AC Specifications.. 4 Input Compliance Range... 24 Digital Filter Characteristics ... 6 Analog Input Operation .. 24 Digital Filter Characteristics ... 7 Driving the Input.. 25 Digital Specifications ... 9 Reference Operation .. 28 Switching Specifications .. 10 Digital Inputs and Outputs ... 30 Absolute Maximum Ratings.. 11 Digital Outputs ... 30 Thermal Characteristics .. 11 Mode Operation ... 31 ESD Caution.. 11 Bias Pin Operation ... 32 Terminology .. 12 Power Dissipation Considerations ... 33 Pin Configuration and Function Descriptions... 13 Digital Output Driver Considerations (DRVDD) ... 33 Typical Performance Characteristics ... 14 Grounding and Decoupling .. 34 Typical AC Characterization Curves Evaluation Board General Description ... 36 vs. Decimation Mode ... 15 Features and User Controls... 36 Typical AC Characterization Curves for 8× Mode .. 16 Shipment Configuration.. 37 Typical AC Characterization Curves for 4× Mode .. 17 Quick Setup... 37 Typical AC Characterization Curves for 2× Mode .. 18 Application Information ... 38 Typical AC Characterization Curves for 1× Mode .. 19 Outline Dimensions ... 43 Typical AC Characterization Curves ... 20 Ordering Guide .. 43 Additional AC Characterization Curves ... 21
REVISION HISTORY 7/04—Changed from Rev. B to Rev. C
Changed “trimpot” to “variable resistor” ... Universal Updated Format.. Universal Updated Outline Dimensions ..43 Changes to Ordering Guide ...43
5/00—Changed from Rev. A to Rev. B. 1/98—Changed from Rev. 0 to Rev. A.
Rev. C | Page 2 of 44 Document Outline FEATURES PRODUCT DESCRIPTION FUNCTIONAL BLOCK DIAGRAM PRODUCT HIGHLIGHTS SPECIFICATIONS CLOCK INPUT FREQUENCY RANGE DC SPECIFICATIONS AC SPECIFICATIONS DIGITAL FILTER CHARACTERISTICS DIGITAL FILTER CHARACTERISTICS DIGITAL SPECIFICATIONS SWITCHING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL CHARACTERISTICS ESD CAUTION TERMINOLOGY PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TYPICAL AC CHARACTERIZATION CURVES VS. DECIMATION MODE TYPICAL AC CHARACTERIZATION CURVES FOR 8× MODE TYPICAL AC CHARACTERIZATION CURVES FOR 4× MODE TYPICAL AC CHARACTERIZATION CURVES FOR 2× MODE TYPICAL AC CHARACTERIZATION CURVES FOR 1× MODE TYPICAL AC CHARACTERIZATION CURVES ADDITIONAL AC CHARACTERIZATION CURVES THEORY OF OPERATION ANALOG INPUT AND REFERENCE OVERVIEW INPUT SPAN INPUT COMPLIANCE RANGE ANALOG INPUT OPERATION DRIVING THE INPUT Transient Response Input Driver Considerations Single-Ended-to-Differential Op Amp Driver Common-Mode Level REFERENCE OPERATION DIGITAL INPUTS AND OUTPUTS DIGITAL OUTPUTS CS and Read Pins DAV Pin RESET Pin OTR Pin MODE OPERATION BIAS PIN OPERATION POWER DISSIPATION CONSIDERATIONS DIGITAL OUTPUT DRIVER CONSIDERATIONS (DRVDD) Clock Input and Considerations GROUNDING AND DECOUPLING Analog and Digital Grounding Analog and Digital Supply Decoupling EVALUATION BOARD GENERAL DESCRIPTION FEATURES AND USER CONTROLS Jumper Controlled Mode/OSR Selection Selectable Power Bias Data Interfacing Controls Buffered Output Data Jumper Controlled Reference Source Flexible DC or AC Coupled External Clock Inputs Flexible Input Signal Configuration Circuitry Selecting Single or Dual Signal Input Selectable Input Signal Common-Mode Level Source SHIPMENT CONFIGURATION QUICK SETUP APPLICATION INFORMATION OUTLINE DIMENSIONS ORDERING GUIDE