AD7656A-1* PRODUCT PAGE QUICK LINKS Last Content Update: 02/23/2017COMPARABLE PARTSREFERENCE MATERIALS View a parametric search of comparable parts. Technical Articles • MS-2210: Designing Power Supplies for High Speed ADC DOCUMENTATIONApplication NotesDESIGN RESOURCES • AN-893: Configuring the AD7656/AD7657/AD7658 for • AD7656A-1 Material Declaration Serial and Daisy-Chain Interface Modes of Operation • PCN-PDN Information • AN-931: Understanding PulSAR ADC Support Circuitry • Quality And Reliability Data Sheet • Symbols and Footprints • AD7656A-1: 250 kSPS, 6-Channel, Simultaneous Sampling, Bipolar, 16-Bit ADC Data Sheet DISCUSSIONSUser Guides View all AD7656A-1 EngineerZone Discussions. • UG-417: Evaluating the AD7656-1/AD7657-1/AD7658-1, 250 kSPS, 6-Channel, Simultaneous Sampling, Bipolar 16-/ SAMPLE AND BUY 14-/12-Bit ADCs Visit the product page to see pricing options. SOFTWARE AND SYSTEMS REQUIREMENTSTECHNICAL SUPPORT • AD7656-1 FMC-SDP Interposer & Evaluation Board / Xilinx KC705 Reference Design Submit a technical question or find your regional support • BeMicro FPGA Project for AD7656-1 with Nios driver number. DOCUMENT FEEDBACK Submit feedback for this data sheet. This page is dynamically generated by Analog Devices, Inc., and inserted into this data sheet. A dynamic change to the content on this page will not trigger a change to either the revision number or the content of the product data sheet. This dynamic page may be frequently modified. Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION PRODUCT HIGHLIGHTS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS POWER SUPPLY SEQUENCING THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION CONVERTER DETAILS Track-and-Hold Amplifiers Analog Input ADC TRANSFER FUNCTION INTERNAL/EXTERNAL REFERENCE TYPICAL CONNECTION DIAGRAM DRIVING THE ANALOG INPUTS INTERFACE OPTIONS Parallel Interface (SER/PAR/SEL = 0) SOFTWARE SELECTION OF ADCS Changing the Analog Input Range (H/S SEL = 0) Changing the Analog Input Range (H/S SEL = 1) Serial Interface (SER/PAR/SEL = 1) SERIAL READ OPERATION DAISY-CHAIN MODE (DCEN = 1, SER/PAR/SEL = 1) Standby/Partial Power-Down Modes of Operation(SER/PAR/SEL = 0 or SER/PAR/SEL = 1) APPLICATION HINTS LAYOUT OUTLINE DIMENSIONS ORDERING GUIDE