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Moteur de recherche de fiches techniques de composants électroniques |
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Moteur de recherche de fiches techniques de composants électroniques |
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AD7768-4BSTZ-RL Fiches technique(PDF) 2 Page - Analog Devices |
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AD7768-4BSTZ-RL Fiches technique(HTML) 2 Page - Analog Devices |
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2 / 99 page  AD7768/AD7768-4 Data Sheet Rev. A | Page 2 of 99 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 Functional Block Diagram .............................................................. 1 Revision History ............................................................................... 3 General Description......................................................................... 5 Specifications..................................................................................... 6 1.8 V IOVDD Specifications..................................................... 12 Timing Specifications ................................................................ 16 1.8 V IOVDD Timing Specifications....................................... 17 Absolute Maximum Ratings.......................................................... 21 Thermal Resistance .................................................................... 21 ESD Caution................................................................................ 21 Pin Configurations and Function Descriptions ......................... 22 Typical Performance Characteristics ........................................... 30 Terminology .................................................................................... 40 Theory of Operation ...................................................................... 41 Clocking, Sampling Tree, and Power Scaling............................. 41 Noise Performance and Resolution.......................................... 42 Applications Information .............................................................. 44 Power Supplies ............................................................................ 45 Device Configuration ................................................................ 46 Pin Control.................................................................................. 46 SPI Control.................................................................................. 49 SPI Control Functionality ......................................................... 50 SPI Control Mode Extra Diagnostic Features ........................ 53 Circuit Information........................................................................ 54 Core Signal Chain....................................................................... 54 Analog Inputs.............................................................................. 55 VCM............................................................................................. 56 Reference Input........................................................................... 56 Clock Selection ........................................................................... 56 Digital Filtering........................................................................... 56 Decimation Rate Control .......................................................... 58 Antialiasing ................................................................................. 58 Calibration................................................................................... 59 Data Interface.................................................................................. 61 Setting the Format of Data Output .......................................... 61 ADC Conversion Output: Header and Data .......................... 62 Functionality ................................................................................... 71 GPIO Functionality.................................................................... 71 AD7768 Register Map Details (SPI Control).............................. 72 AD7768 Register Map................................................................ 72 Channel Standby Register ......................................................... 74 Channel Mode A Register......................................................... 74 Channel Mode B Register ......................................................... 75 Channel Mode Select Register.................................................. 75 Power Mode Select Register...................................................... 76 General Device Configuration Register.................................. 76 Data Control: Soft Reset, Sync, and Single-Shot Control Register ........................................................................................ 77 Interface Configuration Register.............................................. 78 Digital Filter RAM Built In Self Test (BIST) Register............ 78 Status Register............................................................................. 79 Revision Identification Register ............................................... 79 GPIO Control Register .............................................................. 79 GPIO Write Data Register......................................................... 80 GPIO Read Data Register.......................................................... 80 Analog Input Precharge Buffer Enable Register Channel 0 to Channel 3 .................................................................................... 80 Analog Input Precharge Buffer Enable Register Channel 4 to Channel 7 .................................................................................... 81 Positive Reference Precharge Buffer Enable Register............ 81 Negative Reference Precharge Buffer Enable Register .......... 82 Offset Registers........................................................................... 82 Gain Registers............................................................................. 83 Sync Phase Offset Registers ...................................................... 83 ADC Diagnostic Receive Select Register ................................ 83 ADC Diagnostic Control Register ........................................... 84 Modulator Delay Control Register........................................... 85 Chopping Control Register....................................................... 85 AD7768-4 Register Map Details (SPI Control).......................... 86 AD7768-4 Register Map............................................................ 86 Channel Standby Register ......................................................... 88 Channel Mode A Register......................................................... 88 Channel Mode B Register ......................................................... 89 Channel Mode Select Register.................................................. 89 Power Mode Select Register...................................................... 89 General Device Configuration Register.................................. 90 Data Control: Soft Reset, Sync, and Single-Shot Control Register ........................................................................................ 91 Interface Configuration Register.............................................. 91 |
Numéro de pièce similaire - AD7768-4BSTZ-RL |
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Description similaire - AD7768-4BSTZ-RL |
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