Datasheet AD7944 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | 14-Bit, 2.5 MSPS, PulSAR 15.5 mW ADC in LFCSP |
| 页数 / 页 | 29 / 2 — AD7944* PRODUCT PAGE QUICK LINKS Last Content Update: 09/27/2017. … |
| 修订版 | C |
| 文件格式/大小 | PDF / 699 Kb |
| 文件语言 | 英语 |
AD7944* PRODUCT PAGE QUICK LINKS Last Content Update: 09/27/2017. COMPARABLE PARTS. DESIGN RESOURCES. EVALUATION KITS
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AD7944* PRODUCT PAGE QUICK LINKS Last Content Update: 09/27/2017 COMPARABLE PARTS DESIGN RESOURCES
View a parametric search of comparable parts. • AD7944 Material Declaration • PCN-PDN Information
EVALUATION KITS
• Quality And Reliability • AD7944 Evaluation Board • Symbols and Footprints
DOCUMENTATION DISCUSSIONS User Guides
View all AD7944 EngineerZone Discussions. • UG-727: Evaluating the AD7944/AD7985/AD7986 14-/16-/ 18-Bit, PulSAR ADCs
SAMPLE AND BUY
Visit the product page to see pricing options.
REFERENCE MATERIALS Technical Articles TECHNICAL SUPPORT
• MS-2210: Designing Power Supplies for High Speed ADC 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 GENERAL DESCRIPTION APPLICATION DIAGRAM TABLE OF CONTENTS 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 APPLICATION DIAGRAM ANALOG INPUTS DRIVER AMPLIFIER CHOICE VOLTAGE REFERENCE INPUT Internal Reference, REF = 4.096 V (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 Host (Turbo or Normal Mode) Split Reading, Any Speed Host (Turbo or Normal Mode) Reading During Acquisition, Any Speed Host (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 APPLICATIONS INFORMATION LAYOUT EVALUATING AD7944 PERFORMANCE OUTLINE DIMENSIONS ORDERING GUIDE
View a parametric search of comparable parts. • AD7944 Material Declaration • PCN-PDN Information
EVALUATION KITS
• Quality And Reliability • AD7944 Evaluation Board • Symbols and Footprints
DOCUMENTATION DISCUSSIONS User Guides
View all AD7944 EngineerZone Discussions. • UG-727: Evaluating the AD7944/AD7985/AD7986 14-/16-/ 18-Bit, PulSAR ADCs
SAMPLE AND BUY
Visit the product page to see pricing options.
REFERENCE MATERIALS Technical Articles TECHNICAL SUPPORT
• MS-2210: Designing Power Supplies for High Speed ADC 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 GENERAL DESCRIPTION APPLICATION DIAGRAM TABLE OF CONTENTS 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 APPLICATION DIAGRAM ANALOG INPUTS DRIVER AMPLIFIER CHOICE VOLTAGE REFERENCE INPUT Internal Reference, REF = 4.096 V (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 Host (Turbo or Normal Mode) Split Reading, Any Speed Host (Turbo or Normal Mode) Reading During Acquisition, Any Speed Host (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 APPLICATIONS INFORMATION LAYOUT EVALUATING AD7944 PERFORMANCE OUTLINE DIMENSIONS ORDERING GUIDE