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AD9142A-M5375-EBZ датащи(PDF) 3 Page - Analog Devices |
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AD9142A-M5375-EBZ датащи(HTML) 3 Page - Analog Devices |
3 / 73 page AD9142A Data Sheet TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 General Description......................................................................... 1 Product Highlights ........................................................................... 1 Revision History ............................................................................... 4 Functional Block Diagram .............................................................. 5 Specifications..................................................................................... 6 DC Specifications ......................................................................... 6 Digital Specifications ................................................................... 8 DAC Latency Specifications........................................................ 9 Latency Variation Specifications ................................................ 9 AC Specifications........................................................................ 10 Operating Speed Specifications................................................ 10 Absolute Maximum Ratings ..................................................... 11 Thermal Resistance .................................................................... 11 ESD Caution................................................................................ 11 Pin Configuration and Function Descriptions........................... 12 Typical Performance Characteristics ........................................... 15 Terminology .................................................................................... 20 Serial Port Operation ..................................................................... 21 Data Format ................................................................................ 21 Serial Port Pin Descriptions...................................................... 21 Serial Port Options..................................................................... 21 Data Interface.................................................................................. 23 LVDS Input Data Ports.............................................................. 23 Word Interface Mode................................................................. 23 Byte Interface Mode ................................................................... 23 Data Interface Configuration Options .................................... 23 DLL Interface Mode................................................................... 23 Parity ............................................................................................ 26 SED Operation............................................................................ 26 SED Example............................................................................... 27 Delay Line Interface Mode........................................................ 27 FIFO Operation .............................................................................. 29 Resetting the FIFO ..................................................................... 30 Serial Port Initiated FIFO Reset ............................................... 30 Frame Initiated FIFO Reset....................................................... 30 Digital Datapath.............................................................................. 32 Interpolation Filters ................................................................... 32 Digital Modulation..................................................................... 34 Datapath Configuration ............................................................ 35 Digital Quadrature Gain and Phase Adjustment................... 35 DC Offset Adjustment............................................................... 35 Inverse Sinc Filter....................................................................... 36 Input Signal Power Detection and Protection........................ 36 Transmit Enable Function......................................................... 37 Digital Function Configuration ............................................... 37 Multidevice Synchronization and Fixed Latency....................... 38 Very Small Inherent Latency Variation................................... 38 Further Reducing the Latency Variation................................. 38 Synchronization Implementation ............................................ 39 Synchronization Procedures..................................................... 39 Interrupt Request Operation ........................................................ 40 Interrupt Working Mechanism ................................................ 40 Interrupt Service Routine.......................................................... 40 Temperature Sensor ....................................................................... 41 DAC Input Clock Configurations ................................................ 42 Driving the DACCLK and REFCLK Inputs ........................... 42 Direct Clocking .......................................................................... 42 Clock Multiplication .................................................................. 42 PLL Settings ................................................................................ 43 Configuring the VCO Tuning Band ........................................ 43 Automatic VCO Band Select .................................................... 43 Manual VCO Band Select ......................................................... 43 PLL Enable Sequence................................................................. 43 Analog Outputs............................................................................... 44 Transmit DAC Operation.......................................................... 44 Interfacing to Modulators ......................................................... 45 Reducing LO Leakage and Unwanted Sidebands .................. 46 Example Start-Up Routine ............................................................ 47 Device Configuration and Start-Up Sequence 1.................... 47 Device Configuration and Start-Up Sequence 2.................... 47 Device Configuration Register Map and Description............... 49 SPI Configure Register .............................................................. 52 Power-Down Control Register ................................................. 52 Interrupt Enable0 Register........................................................ 52 Interrupt Enable1 Register........................................................ 53 Interrupt Flag0 Register............................................................. 53 Interrupt Flag1 Register............................................................. 53 Interrupt Select0 Register.......................................................... 54 Rev. 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Аналогичный номер детали - AD9142A-M5375-EBZ |
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Аналогичное описание - AD9142A-M5375-EBZ |
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