Datasheet AD7666 (Analog Devices) - 3

link to page 4 link to page 6 link to page 8 link to page 8 link to page 9 link to page 12 link to page 13 link to page 17 link to page 17 link to page 19 link to page 21 link to page 22 link to page 23 link to page 23 link to page 23 link to page 24 link to page 25 link to page 27 link to page 28 link to page 28 link to page 28 link to page 28 link to page 29 link to page 29
AD7666 TABLE OF CONTENTS
Specifications... 3 Digital Interface .. 22 Timing Specifications... 5 Parallel Interface... 22 Absolute Maximum Ratings.. 7 Serial Interface .. 22 ESD Caution.. 7 Master Serial Interface... 23 Pin Configuration and Function Descriptions... 8 Slave Serial Interface .. 24 Definitions of Specifications ... 11 Microprocessor Interfacing... 26 Typical Performance Characteristics ... 12 Application Hints ... 27 Circuit Information .. 16 Bipolar and Wider Input Ranges .. 27 Converter Operation.. 16 Layout .. 27 Typical Connection Diagram ... 18 Evaluating the AD7666’s Performance .. 27 Power Dissipation versus Throughput .. 20 Outline Dimensions ... 28 Conversion Control.. 21 Ordering Guide .. 28
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 ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS DEFINITIONS OF SPECIFICATIONS TYPICAL PERFORMANCE CHARACTERISTICS CIRCUIT INFORMATION CONVERTER OPERATION Transfer Functions TYPICAL CONNECTION DIAGRAM Analog Input Driver Amplifier Choice Voltage Reference Input Power Supply POWER DISSIPATION VERSUS THROUGHPUT CONVERSION CONTROL DIGITAL INTERFACE PARALLEL INTERFACE SERIAL INTERFACE MASTER SERIAL INTERFACE Internal Clock SLAVE SERIAL INTERFACE External Clock External Discontinuous Clock Data Read After Conversion External Clock Data Read During Conversion MICROPROCESSOR INTERFACING SPI Interface (ADSP-219x) APPLICATION HINTS BIPOLAR AND WIDER INPUT RANGES LAYOUT EVALUATING THE AD7666’S PERFORMANCE OUTLINE DIMENSIONS ORDERING GUIDE