Datasheet AD7980 (Analog Devices) - 3
| Fabricante | Analog Devices |
| Descripción | 16-Bit, 1 MSPS, PulSAR ADC in MSOP/LFCSP |
| Páginas / Página | 29 / 3 — AD7980. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY 7/14—Rev. C to … |
| Revisión | F |
| Formato / tamaño de archivo | PDF / 877 Kb |
| Idioma del documento | Inglés |
AD7980. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY 7/14—Rev. C to Rev. D. 6/09—Rev. A to Rev. B. 8/13—Rev. B to Rev. C
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AD7980 Data Sheet TABLE OF CONTENTS
Features .. 1 Driver Amplifier Choice ... 15 Applications ... 1 Voltage Reference Input .. 16 Application Diagram Example.. 1 Power Supply ... 16 General Description ... 1 Digital Interface .. 16 Revision History ... 2 CS Mode, 3-Wire, Without Busy Indicator .. 17 Specifications ... 3 CS Mode 3-Wire with Busy Indicator ... 18 Timing Specifications ... 5 CS Mode 4-Wire, Without Busy Indicator ... 19 Absolute Maximum Ratings .. 6 CS Mode 4-Wire with Busy Indicator ... 20 ESD Caution .. 6 Chain Mode, Without Busy Indicator ... 21 Pin Configurations and Function Descriptions ... 7 Chain Mode with Busy Indicator ... 22 Terminology .. 8 Application Hints ... 23 Typical Performance Characteristics ... 9 Layout .. 23 Theory of Operation .. 13 Evaluating the Performance of the AD7980 ... 23 Circuit Information .. 13 Outline Dimensions ... 24 Converter Operation .. 13 Ordering Guide .. 25 Typical Connection Diagram.. 14 Analog Input ... 15
REVISION HISTORY 7/14—Rev. C to Rev. D
Changes to Evaluating the Performance of the Changed QFN (LFCSP) to LFCSP .. Throughout AD7980 Section .. 23 Changes to Features Section and Table 1 .. 1 Updated Outline Dimensions ... 24 Added Patent Note, Note 1 .. 1 Changes to Ordering Guide .. 25 Changes to AC Accuracy Parameter, Table 2 .. 3 Change to Standby Current Parameter, Table 3 ... 4
6/09—Rev. A to Rev. B
Changes to Figure 25 .. 13 Changes to Table 5 ... 6 Changes to Table 8 .. 15 Changes to Figure 25.. 13 Changes to Power Supply Section .. 16 Updated Outline Dimensions ... 24 Changes to Ordering Guide .. 25
8/13—Rev. B to Rev. C
Change to Features Section ... 1
9/08—Rev. 0 to Rev. A
Changes to Table 3 .. 4 Delete QFN Endnote ... Throughout Change to Figure 5 ... 7 Changes to Ordering Guide .. 24 Added EPAD Row, Table 6 .. 7
8/07—Revision 0: Initial Version
Rev. D | Page 2 of 28 Document Outline FEATURES APPLICATIONS APPLICATION DIAGRAM EXAMPLE GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TERMINOLOGY TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION CIRCUIT INFORMATION CONVERTER OPERATION Transfer Functions TYPICAL CONNECTION DIAGRAM ANALOG INPUT DRIVER AMPLIFIER CHOICE 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 CS CHAIN MODE, WITHOUT BUSY INDICATOR CS CHAIN MODE WITH BUSY INDICATOR APPLICATION HINTS LAYOUT EVALUATING THE PERFORMANCE OF THE AD7980 OUTLINE DIMENSIONS ORDERING GUIDE NOTES NOTES NOTES
AD7980 Data Sheet TABLE OF CONTENTS
Features .. 1 Driver Amplifier Choice ... 15 Applications ... 1 Voltage Reference Input .. 16 Application Diagram Example.. 1 Power Supply ... 16 General Description ... 1 Digital Interface .. 16 Revision History ... 2 CS Mode, 3-Wire, Without Busy Indicator .. 17 Specifications ... 3 CS Mode 3-Wire with Busy Indicator ... 18 Timing Specifications ... 5 CS Mode 4-Wire, Without Busy Indicator ... 19 Absolute Maximum Ratings .. 6 CS Mode 4-Wire with Busy Indicator ... 20 ESD Caution .. 6 Chain Mode, Without Busy Indicator ... 21 Pin Configurations and Function Descriptions ... 7 Chain Mode with Busy Indicator ... 22 Terminology .. 8 Application Hints ... 23 Typical Performance Characteristics ... 9 Layout .. 23 Theory of Operation .. 13 Evaluating the Performance of the AD7980 ... 23 Circuit Information .. 13 Outline Dimensions ... 24 Converter Operation .. 13 Ordering Guide .. 25 Typical Connection Diagram.. 14 Analog Input ... 15
REVISION HISTORY 7/14—Rev. C to Rev. D
Changes to Evaluating the Performance of the Changed QFN (LFCSP) to LFCSP .. Throughout AD7980 Section .. 23 Changes to Features Section and Table 1 .. 1 Updated Outline Dimensions ... 24 Added Patent Note, Note 1 .. 1 Changes to Ordering Guide .. 25 Changes to AC Accuracy Parameter, Table 2 .. 3 Change to Standby Current Parameter, Table 3 ... 4
6/09—Rev. A to Rev. B
Changes to Figure 25 .. 13 Changes to Table 5 ... 6 Changes to Table 8 .. 15 Changes to Figure 25.. 13 Changes to Power Supply Section .. 16 Updated Outline Dimensions ... 24 Changes to Ordering Guide .. 25
8/13—Rev. B to Rev. C
Change to Features Section ... 1
9/08—Rev. 0 to Rev. A
Changes to Table 3 .. 4 Delete QFN Endnote ... Throughout Change to Figure 5 ... 7 Changes to Ordering Guide .. 24 Added EPAD Row, Table 6 .. 7
8/07—Revision 0: Initial Version
Rev. D | Page 2 of 28 Document Outline FEATURES APPLICATIONS APPLICATION DIAGRAM EXAMPLE GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TERMINOLOGY TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION CIRCUIT INFORMATION CONVERTER OPERATION Transfer Functions TYPICAL CONNECTION DIAGRAM ANALOG INPUT DRIVER AMPLIFIER CHOICE 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 CS CHAIN MODE, WITHOUT BUSY INDICATOR CS CHAIN MODE WITH BUSY INDICATOR APPLICATION HINTS LAYOUT EVALUATING THE PERFORMANCE OF THE AD7980 OUTLINE DIMENSIONS ORDERING GUIDE NOTES NOTES NOTES