AD7781* PRODUCT PAGE QUICK LINKS Last Content Update: 02/23/2017COMPARABLE PARTSREFERENCE MATERIALS View a parametric search of comparable parts. Solutions Bulletins & Brochures • Test & Instrumentation Solutions Bulletin, Volume 10, EVALUATION KITS Issue 3 • AD7781 Evaluation Board Technical Articles • High-resolution ADCs — an overview DOCUMENTATION • MS-2210: Designing Power Supplies for High Speed ADC Application Notes • AN-968: Current Sources: Options and Circuits DESIGN RESOURCESData Sheet • AD7781 Material Declaration • AD7781: 20-Bit, Pin-Programmable, Low Power Sigma- • PCN-PDN Information Delta ADC Data Sheet • Quality And Reliability User Guides • Symbols and Footprints • UG-079: Evaluation Board for the AD7781 20-Bit, Pin- Programmable, Low Power, Sigma-Delta ADC DISCUSSIONS View all AD7781 EngineerZone Discussions. SOFTWARE AND SYSTEMS REQUIREMENTS • AD7780 IIO Low Power Sigma-Delta ADC Linux Driver SAMPLE AND BUY • AD7781 Evaluation Board Software Visit the product page to see pricing options. • AD7781 Evaluation Software Labview Source Code TECHNICAL SUPPORTTOOLS AND SIMULATIONS Submit a technical question or find your regional support • Sigma-Delta ADC Tutorial number. REFERENCE DESIGNSDOCUMENT FEEDBACK • CN0108 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 TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING CHARACTERISTICS Circuit and Timing Diagrams ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS OUTPUT NOISE AND RESOLUTION THEORY OF OPERATION FILTER, DATA RATE, AND SETTLING TIME GAIN POWER-DOWN/RESET (PDRST) ANALOG INPUT CHANNEL BIPOLAR CONFIGURATION DATA OUTPUT CODING REFERENCE BRIDGE POWER-DOWN SWITCH DIGITAL INTERFACE APPLICATIONS INFORMATION WEIGH SCALES AD7781 PERFORMANCE IN A WEIGH SCALE SYSTEM EMI RECOMMENDATIONS GROUNDING AND LAYOUT OUTLINE DIMENSIONS ORDERING GUIDE