Datasheet AD7291 (Analog Devices) - 2

AD7291* PRODUCT PAGE QUICK LINKS Last Content Update: 09/07/2017 COMPARABLE PARTS REFERENCE MATERIALS
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Technical Articles
• MS-2210: Designing Power Supplies for High Speed ADC
EVALUATION KITS Tutorials
• AD7291 Evaluation Board • Integrated SAR ADC Family in 4mm x 4mm Package • AD9361 Software Defined Radio Board (2.4GHz Optimized)
DESIGN RESOURCES
• AD9361 Wideband Software Defined Radio Board • AD7291 Material Declaration • AD9364 Wideband Software Defined Radio Board • PCN-PDN Information • ADA4961 & AD9680 Analog Signal Chain Evaluation and • Quality And Reliability AD9528 Converter Synchronization • Symbols and Footprints • ADL5567 & AD9625 Analog Signal Chain Evaluation and ADF4355-2 Wideband Synthesizer with VCO
DISCUSSIONS DOCUMENTATION
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Data Sheet SAMPLE AND BUY
• AD7291-DSCC: Military Data Sheet Visit the product page to see pricing options. • AD7291-EP: Enhanced Product Data Sheet • AD7291: 8-Channel, I2C, 12-Bit SAR ADC with Temperature
TECHNICAL SUPPORT
Sensor Data Sheet Submit a technical question or find your regional support
User Guides
number. • UG-253: Evaluation Board for the AD7291, 8-Channel, I2C, 12-Bit SAR ADC with Temperature Sensor
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SOFTWARE AND SYSTEMS REQUIREMENTS
• AD7291 - Microcontroller No-OS Driver • AD7291 IIO ADC Linux Driver • AD7291 Evaluation Software • AD7291 FMC-SDP Interposer & Evaluation Board / Xilinx KC705 Reference Design • BeMicro FPGA Project for AD7291 with Nios driver
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Document Outline FEATURES FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION PRODUCT HIGHLIGHTS REVISION HISTORY SPECIFICATIONS I2C TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY CIRCUIT INFORMATION CONVERTER OPERATION ANALOG INPUT ADC TRANSFER FUNCTION TEMPERATURE SENSOR OPERATION TEMPERATURE SENSOR AVERAGING Temperature Value Format VDRIVE THE INTERNAL OR EXTERNAL REFERENCE RESET INTERNAL REGISTER STRUCTURE ADDRESS POINTER REGISTER COMMAND REGISTER (0x00) Sample Delay and Bit Trial Delay VOLTAGE CONVERSION RESULT REGISTER (0x01) Temperature Value Format TSENSE CONVERSION RESULT REGISTER (0x02) TSENSE AVERAGE RESULT REGISTER (0X03) LIMIT REGISTERS (0X04 TO 0X1E) DATAHIGH Register DATALOW Register HYSTERESIS REGISTER ALERT STATUS REGISTER A AND ALERT STATUS REGISTER B (0x1F AND 0x20) I2C INTERFACE SERIAL BUS ADDRESS BYTE GENERAL I2C TIMING WRITING TO THE AD7291 WRITING TWO BYTES OF DATA TO A 16-BIT REGISTER WRITING TO MULTIPLE REGISTERS READING DATA FROM THE AD7291 READING TWO BYTES OF DATA FROM A 16-BIT REGISTER MODES OF OPERATION COMMAND MODE AUTOCYCLE MODE OUTLINE DIMENSIONS ORDERING GUIDE