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AD9246-80EB Scheda tecnica(PDF) 3 Page - Analog Devices |
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AD9246-80EB Scheda tecnica(HTML) 3 Page - Analog Devices |
3 / 45 page AD9246 Rev. A | Page 2 of 44 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 General Description ......................................................................... 1 Functional Block Diagram .............................................................. 1 Product Highlights ........................................................................... 1 Revision History ............................................................................... 3 Specifications..................................................................................... 4 DC Specifications ......................................................................... 4 AC Specifications.......................................................................... 5 Digital Specifications ................................................................... 6 Switching Specifications .............................................................. 7 Timing Diagram ........................................................................... 7 Absolute Maximum Ratings............................................................ 8 Thermal Resistance ...................................................................... 8 ESD Caution.................................................................................. 8 Pin Configuration and Function Descriptions............................. 9 Equivalent Circuits ......................................................................... 10 Typical Performance Characteristics ........................................... 11 Theory of Operation ...................................................................... 15 Analog Input Considerations.................................................... 15 Voltage Reference ....................................................................... 17 Clock Input Considerations ...................................................... 18 Jitter Considerations .................................................................. 20 Power Dissipation and Standby Mode..................................... 20 Digital Outputs ........................................................................... 21 Timing ......................................................................................... 22 Serial Port Interface (SPI).............................................................. 23 Configuration Using the SPI..................................................... 23 Hardware Interface..................................................................... 23 Configuration Without the SPI ................................................ 23 Memory Map .................................................................................. 24 Reading the Memory Map Register Table............................... 24 Memory Map Register Table..................................................... 25 Layout Considerations................................................................... 27 Power and Ground Recommendations ................................... 27 CML ............................................................................................. 27 RBIAS........................................................................................... 27 Reference Decoupling................................................................ 27 Evaluation Board ............................................................................ 28 Power Supplies ............................................................................ 28 Input Signals................................................................................ 28 Output Signals ............................................................................ 28 Default Operation and Jumper Selection Settings................. 29 Alternative Clock Configurations............................................ 29 Alternative Analog Input Drive Configuration...................... 29 Schematics................................................................................... 31 Evaluation Board Layouts ......................................................... 36 Bill of Materials........................................................................... 39 Outline Dimensions ....................................................................... 42 Ordering Guide .......................................................................... 42 |
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