AD7986* PRODUCT PAGE QUICK LINKS Last Content Update: 04/14/2017COMPARABLE PARTSREFERENCE MATERIALS View a parametric search of comparable parts. Product Selection Guide • SAR ADC & Driver Quick-Match Guide EVALUATION KITSSolutions Bulletins & Brochures • AD7986 Evaluation Board • Analog-to-Digital Converter and Drivers ICs Solutions Bulletin, Volume 10, Issue 2 DOCUMENTATION • Test & Instrumentation Solutions Bulletin, Volume 10, Application Notes Issue 3 • AN-742: Frequency Domain Response of Switched- Technical Articles Capacitor ADCs • MS-1779: Nine Often Overlooked ADC Specifications • AN-931: Understanding PulSAR ADC Support Circuitry • MS-2210: Designing Power Supplies for High Speed ADC • AN-932: Power Supply Sequencing TutorialsData Sheet • MT-001: Taking the Mystery out of the Infamous Formula, • AD7986: 18-Bit, 2 MSPS PulSAR 15 mW ADC in LFCSP "SNR=6.02N + 1.76dB", and Why You Should Care (QFN) Data Sheet • MT-002: What the Nyquist Criterion Means to Your Technical Books Sampled Data System Design • The Data Conversion Handbook, 2005 • MT-031: Grounding Data Converters and Solving the Mystery of "AGND" and "DGND" User Guides • MT-074: Differential Drivers for Precision ADCs • UG-727: Evaluating the AD7944/AD7985/AD7986 14-/16-/ 18-Bit, PulSAR ADCs DESIGN RESOURCES • AD7986 Material Declaration • PCN-PDN Information • Quality And Reliability • Symbols and Footprints DISCUSSIONS View all AD7986 EngineerZone Discussions. SAMPLE AND BUY Visit the product page to see pricing options. TECHNICAL SUPPORT Submit a technical question or find your regional support 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 TYPICAL APPLICATION CIRCUIT GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION CIRCUIT INFORMATION CONVERTER OPERATION CONVERSION MODES OF OPERATION Transfer Functions TYPICAL CONNECTION DIAGRAM ANALOG INPUTS DRIVER AMPLIFIER CHOICE VOLTAGE REFERENCE INPUT Internal Reference, REF = 4.096V (PDREF = Low) External 1.2 V Reference and Internal Buffer (PDREF = High) External Reference (PDREF = High, REFIN = Low) Reference Decoupling POWER SUPPLY DIGITAL INTERFACE DATA READING OPTIONS Reading During Conversion, Fast Hosts (Turbo or Normal Mode) Split-Reading, Any Speed Host (Turbo or Normal Mode) Reading During Acquisition, Any Speed Hosts (Turbo or Normal Mode) /CS MODE, 3-WIRE WITHOUT BUSY INDICATOR /CS MODE, 3-WIRE WITH BUSY INDICATOR /CS MODE, 4-WIRE WITHOUT BUSY INDICATOR /CS MODE, 4-WIRE WITH BUSY INDICATOR CHAIN MODE WITHOUT BUSY INDICATOR CHAIN MODE WITH BUSY INDICATOR APPLICATION HINTS LAYOUT EVALUATING THE PERFORMANCE OF THE AD7986 OUTLINE DIMENSIONS ORDERING GUIDE