Datasheet AD7984 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | 18-Bit, 1.33 MSPS PulSAR 10.5 mW ADC in MSOP/QFN |
| 页数 / 页 | 25 / 3 — AD7984. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY 7/14—Rev. A to … |
| 修订版 | B |
| 文件格式/大小 | PDF / 667 Kb |
| 文件语言 | 英语 |
AD7984. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY 7/14—Rev. A to Rev. B. 8/10—Rev. 0 to Rev. A
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AD7984 Data Sheet TABLE OF CONTENTS
Features .. 1 Driver Amplifier Choice ... 14 Applications ... 1 Single-to-Differential Driver .. 15 Application Diagram .. 1 Voltage Reference Input .. 15 General Description ... 1 Power Supply ... 15 Revision History ... 2 Digital Interface .. 16 Specifications ... 3 CS Mode, 3-Wire Without Busy Indicator ... 17 Timing Specifications .. 5 CS Mode, 3-Wire with Busy Indicator .. 18 Absolute Maximum Ratings .. 6 CS Mode, 4-Wire Without Busy Indicator ... 19 ESD Caution .. 6 CS Mode, 4-Wire with Busy Indicator .. 20 Pin Configurations and Function Descriptions ... 7 Chain Mode Without Busy Indicator .. 21 Typical Performance Characteristics ... 8 Chain Mode with Busy Indicator ... 22 Terminology .. 11 Application Hints ... 23 Theory of Operation .. 12 Layout .. 23 Circuit Information .. 12 Evaluating the AD7984 Performance .. 23 Converter Operation .. 12 Outline Dimensions ... 24 Typical Connection Diagram.. 13 Ordering Guide .. 24 Analog Inputs .. 14
REVISION HISTORY 7/14—Rev. A to Rev. B
Changed QFN (LFCSP) to LFCSP .. Throughout Changes to Features Section and Table 1 .. 1 Added Patent Note, Note 1 .. 1 Changes to Power Supply Section .. 15 Changes to Evaluating the AD7984 Performance Section .. 23 Updated Outline Dimensions ... 24 Changes to Ordering Guide .. 24
8/10—Rev. 0 to Rev. A
Updated Outline Dimensions ... 24 Changes to Ordering Guide .. 24
11/07—Revision 0: Initial Version
Rev. B | Page 2 of 24 Document Outline FEATURES APPLICATIONS APPLICATION DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION CIRCUIT INFORMATION CONVERTER OPERATION Transfer Functions TYPICAL CONNECTION DIAGRAM ANALOG INPUTS DRIVER AMPLIFIER CHOICE SINGLE-TO-DIFFERENTIAL DRIVER VOLTAGE REFERENCE INPUT POWER SUPPLY DIGITAL INTERFACE MODE, 3-CS 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 AD7984 PERFORMANCE OUTLINE DIMENSIONS ORDERING GUIDE
AD7984 Data Sheet TABLE OF CONTENTS
Features .. 1 Driver Amplifier Choice ... 14 Applications ... 1 Single-to-Differential Driver .. 15 Application Diagram .. 1 Voltage Reference Input .. 15 General Description ... 1 Power Supply ... 15 Revision History ... 2 Digital Interface .. 16 Specifications ... 3 CS Mode, 3-Wire Without Busy Indicator ... 17 Timing Specifications .. 5 CS Mode, 3-Wire with Busy Indicator .. 18 Absolute Maximum Ratings .. 6 CS Mode, 4-Wire Without Busy Indicator ... 19 ESD Caution .. 6 CS Mode, 4-Wire with Busy Indicator .. 20 Pin Configurations and Function Descriptions ... 7 Chain Mode Without Busy Indicator .. 21 Typical Performance Characteristics ... 8 Chain Mode with Busy Indicator ... 22 Terminology .. 11 Application Hints ... 23 Theory of Operation .. 12 Layout .. 23 Circuit Information .. 12 Evaluating the AD7984 Performance .. 23 Converter Operation .. 12 Outline Dimensions ... 24 Typical Connection Diagram.. 13 Ordering Guide .. 24 Analog Inputs .. 14
REVISION HISTORY 7/14—Rev. A to Rev. B
Changed QFN (LFCSP) to LFCSP .. Throughout Changes to Features Section and Table 1 .. 1 Added Patent Note, Note 1 .. 1 Changes to Power Supply Section .. 15 Changes to Evaluating the AD7984 Performance Section .. 23 Updated Outline Dimensions ... 24 Changes to Ordering Guide .. 24
8/10—Rev. 0 to Rev. A
Updated Outline Dimensions ... 24 Changes to Ordering Guide .. 24
11/07—Revision 0: Initial Version
Rev. B | Page 2 of 24 Document Outline FEATURES APPLICATIONS APPLICATION DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION CIRCUIT INFORMATION CONVERTER OPERATION Transfer Functions TYPICAL CONNECTION DIAGRAM ANALOG INPUTS DRIVER AMPLIFIER CHOICE SINGLE-TO-DIFFERENTIAL DRIVER VOLTAGE REFERENCE INPUT POWER SUPPLY DIGITAL INTERFACE MODE, 3-CS 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 AD7984 PERFORMANCE OUTLINE DIMENSIONS ORDERING GUIDE