link to page 1 link to page 1 link to page 1 link to page 1 link to page 1 link to page 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 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 27 link to page 27 AD7653Data SheetTABLE OF CONTENTS Features .. 1 Typical Connection Diagram ... 17 Applications ... 1 Power Dissipation vs. Throughput .. 19 General Description ... 1 Conversion Control ... 19 Functional Block Diagram .. 1 Digital Interface .. 20 Product Hightlights .. 1 Parallel Interface ... 20 Revision History ... 2 Serial Interface .. 20 Specifications ... 3 Master Serial Interface ... 21 Timing Specifications ... 5 Slave Serial Interface .. 22 Absolute Maximum Ratings .. 7 Microprocessor Interfacing ... 24 ESD Caution .. 7 Application Hints ... 25 Pin Configuration and Function Descriptions ... 8 Bipolar and Wider Input Ranges .. 25 Definitions of Specifications ... 11 Layout .. 25 Typical Performance Characteristics ... 12 Outline Dimensions ... 26 Circuit Information .. 15 Ordering Guide .. 26 Converter Operation .. 15 REVISION HISTORY 9/2016—Rev. A to Rev. B. Changes to Figure 4 and Table 6 ... 8 Changes to Microprocessor Interface Section, SPI Interface (ADSP-2191M) Section, and Figure 37 ... 24 Deleted Evaluating the AD7653’s Performance Section.. 25 Updated Outline Dimensions . ... .. ... ... ... ... ... .. .. ... ... ... ... ... 26 Changes to Ordering Guide . ... .. ... ... ... ... ... .. .. ... ... ... ... ... ... 26 9/2003—Rev. 0 to Rev. A. Change to Product Highlights .. 1 Changes to Specifications .. 3 Changes to Absolute Maximum Ratings ... 7 Changes to Figure 15 .. 13 Changes to Figure 22 .. 16 Changes to Voltage Reference Input section ... 18 Changes to Figure 31 .. 20 8/2003—Revision 0: Initial Version Rev. B | Page 2 of 28 Document Outline Features Applications General Description Functional Block Diagram Product Hightlights Revision History Specifications Timing Specifications Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Definitions of Specifications Integral Nonlinearity Error (INL) Differential Nonlinearity Error (DNL) Full-Scale Error Unipolar Zero Error Spurious-Free Dynamic Range (SFDR) Effective Number of Bits (ENOB) Total Harmonic Distortion (THD) Signal-to-Noise Ratio (SNR) Signal-to-(Noise + Distortion) Ratio (S/[N+D]) Aperture Delay Transient Response Overvoltage Recovery Reference Voltage Temperature Coefficient Typical Performance Characteristics Circuit Information Converter Operation Modes of Operation Transfer Functions Typical Connection Diagram Analog Input Driver Amplifier Choice Voltage Reference Input Power Supply Power Dissipation vs. 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-2191M) Application Hints Bipolar and Wider Input Ranges Layout Outline Dimensions Ordering Guide