Datasheet AD7790 (Analog Devices) - 2

AD7790* PRODUCT PAGE QUICK LINKS Last Content Update: 02/23/2017 COMPARABLE PARTS REFERENCE DESIGNS
View a parametric search of comparable parts. • CN0271 • CN0357
EVALUATION KITS
• Arduino Compatible Electrochemical Gas Detection
REFERENCE MATERIALS
Circuit (CN0357)
Technical Articles
• Circuit Provides ISFET-Sensor Bias
DOCUMENTATION Application Notes DESIGN RESOURCES
• AN-202: An IC Amplifier User’s Guide to Decoupling, • AD7790 Material Declaration Grounding, and Making Things Go Right for a Change • PCN-PDN Information • AN-311: How to Reliably Protect CMOS Circuits Against Power Supply Overvoltaging • Quality And Reliability • AN-397: Electrically Induced Damage to Standard Linear • Symbols and Footprints Integrated Circuits: • AN-607: Selecting a Low Bandwidth (<15 kSPS) Sigma-
DISCUSSIONS
Delta ADC View all AD7790 EngineerZone Discussions. • AN-615: Peak-to-Peak Resolution Versus Effective Resolution
SAMPLE AND BUY
• AN-968: Current Sources: Options and Circuits Visit the product page to see pricing options.
Data Sheet
• AD7790: Low Power, 16-Bit Buffered Sigma-Delta ADC
TECHNICAL SUPPORT
Data Sheet Submit a technical question or find your regional support number.
SOFTWARE AND SYSTEMS REQUIREMENTS
• AD7791 IIO Low Power Sigma-Delta ADC Linux Driver
DOCUMENT FEEDBACK
• BeMicro FPGA Project for CN0271 with Nios driver Submit feedback for this data sheet.
TOOLS AND SIMULATIONS
• AD7785/AD7790/AD7791/AD7792/AD7793/AD7794/ AD7795/AD7796/AD7797/AD7798/AD7799 Digital Filter Model • Sigma-Delta ADC Tutorial
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Document Outline AD7790—Specifications Timing Characteristics Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics On-Chip Registers Communications Register (RS1, RS0 = 0, 0) Status Register (RS1, RS0 = 0, 0; Power-on/Reset = 0x88) Mode Register (RS1, RS0 = 0, 1; Power-on/Reset = 0x02) Filter Register (RS1, RS0 = 1, 0; Power-on/Reset = 0x04) Data Register (RS1, RS0 = 1, 1; Power-on/Reset = 0x0000) ADC Circuit Information Overview Noise Performance Reduced Current Modes Digital Interface Single Conversion Mode Continuous Conversion Mode Continuous Read Mode Circuit Description Analog Input Channel Programmable Gain Amplifier Bipolar Configuration Data Output Coding Reference Input VDD Monitor Grounding and Layout Outline Dimensions Ordering Guide