Datasheet AD7988-1, AD7988-5 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | 16-Bit, 500ksps, Ultra Lower Power 16 bit SAR ADC |
| 页数 / 页 | 23 / 2 — AD7988-1/AD7988-5. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY … |
| 修订版 | G |
| 文件格式/大小 | PDF / 591 Kb |
| 文件语言 | 英语 |
AD7988-1/AD7988-5. Data Sheet. TABLE OF CONTENTS. REVISION HISTORY 4/16—Rev. E to Rev. F. 8/13—Rev. C to Rev. D
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AD7988-1/AD7988-5 Data Sheet TABLE OF CONTENTS
Features .. 1 Analog Inputs.. 16 Applications ... 1 Driver Amplifier Choice ... 16 General Description ... 1 Voltage Reference Input .. 17 Typical Application Circuit ... 1 Power Supply ... 17 Revision History ... 2 Digital Interface .. 17 Specifications ... 3 CS Mode, 3-Wire .. 18 Timing Specifications .. 5 CS Mode 4-Wire ... 19 Absolute Maximum Ratings .. 7 Chain Mode .. 20 ESD Caution .. 7 Applications Information .. 21 Pin Configurations and Function Descriptions ... 8 Interfacing to Blackfin® DSP ... 21 Terminology .. 9 Layout .. 21 Typical Performance Characteristics ... 10 Evaluating the Performance of the AD7988-1/AD7988-5 ... 21 Theory of Operation .. 14 Outline Dimensions ... 22 Circuit Information .. 14 Ordering Guide .. 23 Converter Operation .. 14 Typical Connection Diagram.. 15
REVISION HISTORY 4/16—Rev. E to Rev. F 8/13—Rev. C to Rev. D
Changed AD7988-x to AD7988-1/AD7988-5 ... Throughout Changes to Features Section .. 1 Changes to Table 1 .. 1 Changes to Table 3 ... 4 Changes to Table 2 .. 3 Updated Outline Dimensions ... 22 Changes to Table 3 .. 4 Changes to Ordering Guide .. 23 Changes to Table 4 .. 5 Added Table 5: Renumbered Sequential y .. 6
8/12—Rev. B to Rev. C
Changes to Figure 29 .. 14 Changes to Ordering Guide .. 23 Changes to Table 9 .. 16 Changes to Voltage Reference Input Section .. 17
5/12—Rev. A to Rev. B
Changes to Figure 35 .. 18 Changes to Table 3 ... 4 Changes to Figure 37 .. 20 Updated Outline Dimensions ... 22 Changes to Ordering Guide .. 23
2/12—Rev. 0 to Rev. A 8/14—Rev. D to Rev. E
Added LFCSP Thermal Impedance Values .. 7 Deleted QFN .. Throughout Updated Outline Dimensions ... 23 Changed Typical Application Diagram Section to Typical Changes to Ordering Guide .. 23 Application Circuit Section ... 1 Changes to Features Section.. 1
2/12—Revision 0: Initial Version
Added Patent Note, Note 1 .. 1 Changes to Table 1 .. 1 Changes to AC Accuracy Parameter, Table 2 .. 3 Changed nA to µA, Standby Current Parameter, Unit Column, Table 3 .. 4 Changes to Table 8 .. 16 Changes to Power Supply Section .. 17 Updated Outline Dimensions ... 22 Rev. F | Page 2 of 23 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATION CIRCUIT 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 INPUTS DRIVER AMPLIFIER CHOICE VOLTAGE REFERENCE INPUT POWER SUPPLY DIGITAL INTERFACE MODE, 3-WIRE MODE 4-WIRE CHAIN MODE APPLICATIONS INFORMATION INTERFACING TO BLACKFIN® DSP LAYOUT EVALUATING THE PERFORMANCE OF THE AD7988-1/AD7988-5 OUTLINE DIMENSIONS ORDERING GUIDE
AD7988-1/AD7988-5 Data Sheet TABLE OF CONTENTS
Features .. 1 Analog Inputs.. 16 Applications ... 1 Driver Amplifier Choice ... 16 General Description ... 1 Voltage Reference Input .. 17 Typical Application Circuit ... 1 Power Supply ... 17 Revision History ... 2 Digital Interface .. 17 Specifications ... 3 CS Mode, 3-Wire .. 18 Timing Specifications .. 5 CS Mode 4-Wire ... 19 Absolute Maximum Ratings .. 7 Chain Mode .. 20 ESD Caution .. 7 Applications Information .. 21 Pin Configurations and Function Descriptions ... 8 Interfacing to Blackfin® DSP ... 21 Terminology .. 9 Layout .. 21 Typical Performance Characteristics ... 10 Evaluating the Performance of the AD7988-1/AD7988-5 ... 21 Theory of Operation .. 14 Outline Dimensions ... 22 Circuit Information .. 14 Ordering Guide .. 23 Converter Operation .. 14 Typical Connection Diagram.. 15
REVISION HISTORY 4/16—Rev. E to Rev. F 8/13—Rev. C to Rev. D
Changed AD7988-x to AD7988-1/AD7988-5 ... Throughout Changes to Features Section .. 1 Changes to Table 1 .. 1 Changes to Table 3 ... 4 Changes to Table 2 .. 3 Updated Outline Dimensions ... 22 Changes to Table 3 .. 4 Changes to Ordering Guide .. 23 Changes to Table 4 .. 5 Added Table 5: Renumbered Sequential y .. 6
8/12—Rev. B to Rev. C
Changes to Figure 29 .. 14 Changes to Ordering Guide .. 23 Changes to Table 9 .. 16 Changes to Voltage Reference Input Section .. 17
5/12—Rev. A to Rev. B
Changes to Figure 35 .. 18 Changes to Table 3 ... 4 Changes to Figure 37 .. 20 Updated Outline Dimensions ... 22 Changes to Ordering Guide .. 23
2/12—Rev. 0 to Rev. A 8/14—Rev. D to Rev. E
Added LFCSP Thermal Impedance Values .. 7 Deleted QFN .. Throughout Updated Outline Dimensions ... 23 Changed Typical Application Diagram Section to Typical Changes to Ordering Guide .. 23 Application Circuit Section ... 1 Changes to Features Section.. 1
2/12—Revision 0: Initial Version
Added Patent Note, Note 1 .. 1 Changes to Table 1 .. 1 Changes to AC Accuracy Parameter, Table 2 .. 3 Changed nA to µA, Standby Current Parameter, Unit Column, Table 3 .. 4 Changes to Table 8 .. 16 Changes to Power Supply Section .. 17 Updated Outline Dimensions ... 22 Rev. F | Page 2 of 23 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATION CIRCUIT 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 INPUTS DRIVER AMPLIFIER CHOICE VOLTAGE REFERENCE INPUT POWER SUPPLY DIGITAL INTERFACE MODE, 3-WIRE MODE 4-WIRE CHAIN MODE APPLICATIONS INFORMATION INTERFACING TO BLACKFIN® DSP LAYOUT EVALUATING THE PERFORMANCE OF THE AD7988-1/AD7988-5 OUTLINE DIMENSIONS ORDERING GUIDE