link to page 4 link to page 6 link to page 8 link to page 9 link to page 12 link to page 13 link to page 16 link to page 16 link to page 18 link to page 20 link to page 20 link to page 21 link to page 21 link to page 21 link to page 22 link to page 23 link to page 25 link to page 26 link to page 26 link to page 26 link to page 26 link to page 27 link to page 27 AD7651 TABLE OF CONTENTS Specifications... 3 Parallel Interface ... 20 Timing Specifications... 5 Serial Interface .. 20 Absolute Maximum Ratings.. 7 Master Serial Interface ... 21 Pin Configuration and Function Descriptions... 8 Slave Serial Interface .. 22 Definitions of Specifications ... 11 Microprocessor Interfacing... 24 Typical Performance Characteristics ... 12 Application Hints.. 25 Circuit Information .. 15 Bipolar and Wider Input Ranges .. 25 Converter Operation.. 15 Layout .. 25 Typical Connection Diagram.. 17 Evaluating the AD7651’s Performance .. 25 Power Dissipation versus Throughput .. 19 Outline Dimensions ... 26 Conversion Control.. 19 Ordering Guide... 26 Digital Interface .. 20 REVISION HISTORY Revision 0, Initial Version. Rev. 0 | Page 2 of 28 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM PRODUCT HIGHLIGHTS SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION AND FUNCTION DESCRIPTIONS DEFINITIONS OF SPECIFICATIONS TYPICAL PERFORMANCE CHARACTERISTICS CIRCUIT INFORMATION CONVERTER OPERATION TYPICAL CONNECTION DIAGRAM POWER DISSIPATION VERSUS THROUGHPUT CONVERSION CONTROL DIGITAL INTERFACE PARALLEL INTERFACE SERIAL INTERFACE MASTER SERIAL INTERFACE SLAVE SERIAL INTERFACE MICROPROCESSOR INTERFACING APPLICATION HINTS BIPOLAR AND WIDER INPUT RANGES LAYOUT EVALUATING THE AD7651’S PERFORMANCE OUTLINE DIMENSIONS ORDERING GUIDE