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AD5675RBRUZ-REEL7 датащи(PDF) 2 Page - Analog Devices |
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AD5675RBRUZ-REEL7 датащи(HTML) 2 Page - Analog Devices |
2 / 32 page AD5671R/AD5675R Data Sheet Rev. B | Page 2 of 32 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 General Description......................................................................... 1 Product Highlights ........................................................................... 1 Functional Block Diagram .............................................................. 1 Revision History ............................................................................... 2 Specifications..................................................................................... 3 AD5671R Specifications.............................................................. 3 AD5675R Specifications.............................................................. 5 AC Characteristics........................................................................ 7 Timing Characteristics ................................................................ 8 Absolute Maximum Ratings............................................................ 9 Thermal Resistance ...................................................................... 9 ESD Caution.................................................................................. 9 Pin Configurations and Function Descriptions ......................... 10 Typical Performance Characteristics ........................................... 11 Terminology .................................................................................... 20 Theory of Operation ...................................................................... 22 Digital-to-Analog Converter (DAC) ....................................... 22 Transfer Function ....................................................................... 22 DAC Architecture....................................................................... 22 Serial Interface ............................................................................ 23 Write and Update Commands.................................................. 24 I2C Slave Address........................................................................ 24 Serial Operation ......................................................................... 24 Write Operation.......................................................................... 24 Read Operation........................................................................... 25 Multiple DAC Readback Sequence.......................................... 25 Power-Down Operation............................................................ 26 Load DAC (Hardware LDAC Pin)........................................... 26 LDAC Mask Register ................................................................. 27 Hardware Reset (RESET) .......................................................... 28 Reset Select Pin (RSTSEL) ........................................................ 28 Internal Reference and Amplifier Gain Selection.................. 28 Solder Heat Reflow..................................................................... 28 Long-Term Temperature Drift ................................................. 28 Thermal Hysteresis .................................................................... 29 Applications Information .............................................................. 30 Power Supply Recommendations............................................. 30 Microprocessor Interfacing....................................................... 30 AD5671R/AD5675R to ADSP-BF531 Interface .................... 30 Layout Guidelines....................................................................... 30 Galvanically Isolated Interface ................................................. 30 Outline Dimensions....................................................................... 31 Ordering Guide .......................................................................... 31 REVISION HISTORY 10/15—Rev. A to Rev. B Added 20-Lead LFCSP.......................................................Universal Changes to Features Section and Figure 1 .................................... 1 Changes to Reference Temperature Coefficient Parameter, Table 2 and ILOGIC Parameter, Table 2 ............................................. 3 Changes to Reference Temperature Coefficient Parameter, Table 3 and ILOGIC parameter, Table 3 ............................................. 5 Changes to Table 6............................................................................ 9 Added Thermal Resistance Section and Table 7; Renumbered Sequentially ...................................................................................... 9 Added Figure 5; Renumbered Sequentially ................................ 10 Changes to Table 8.......................................................................... 10 Changes to Terminology Section.................................................. 20 Change to Table 9 ........................................................................... 23 Change to Read Operation Section.............................................. 25 Changes to LDAC Mask Register Section and Table 14............ 27 Changed Internal Reference Setup Section to Internal Reference and Amplier Gain Selection Section............................................ 28 Changes to Internal Reference and Amplier Gain Selection (LFCSP Only) Section and Table 16............................................. 28 Changes to Table 17 ....................................................................... 29 Changes to Galvanically Isolated Interface Section and Figure 70 .......................................................................................... 30 Updated Outline Dimensions....................................................... 31 Changes to Ordering Guide.......................................................... 31 2/15—Rev. 0 to Rev. A Added AD5671R Specifications Section ........................................3 Changes to Table 2.............................................................................3 Added AD5675R Specifications Section and Table 3; Renumbered Sequentially ................................................................5 Changes to Table 5.............................................................................8 Added Figure 3; Renumbered Sequentially ...................................8 Change to Terminology Section................................................... 20 Change to Transfer Function Section.......................................... 22 Changes to Hardware Reset (RESET) Section............................ 28 Changes to Ordering Guide.......................................................... 31 10/14—Revision 0: Initial Version |
Аналогичный номер детали - AD5675RBRUZ-REEL7 |
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Аналогичное описание - AD5675RBRUZ-REEL7 |
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