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AD9238 データシート(PDF) 2 Page - Analog Devices |
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AD9238 データシート(HTML) 2 Page - Analog Devices |
2 / 48 page AD9238 Rev. B | Page 2 of 48 TABLE OF CONTENTS Specifications..................................................................................... 4 DC Specifications ......................................................................... 4 AC Specifications.......................................................................... 5 Digital Specifications ................................................................... 6 Switching Specifications .............................................................. 6 Absolute Maximum Ratings............................................................ 7 Explanation of Test Levels ........................................................... 7 ESD Caution.................................................................................. 7 Pin Configuration and Function Descriptions............................. 8 Terminology .................................................................................... 10 Typical Performance Characteristics ........................................... 11 Equivalent Circuits ......................................................................... 15 Theory of Operation ...................................................................... 16 Analog Input ............................................................................... 16 Clock Input and Considerations .............................................. 17 Power Dissipation and Standby Mode..................................... 18 Digital Outputs ........................................................................... 18 Timing.......................................................................................... 18 Data Format ................................................................................ 19 Voltage Reference....................................................................... 19 AD9238 LQFP Evaluation Board ................................................. 21 Clock Circuitry ........................................................................... 21 Analog Inputs ............................................................................. 21 Reference Circuitry .................................................................... 21 Digital Control logic .................................................................. 21 Outputs ........................................................................................ 21 LQFP Evaluation Board Bill of Materials (BOM).................. 23 LQFP Evaluation Board Schematics ........................................ 24 LQFP PCB Layers....................................................................... 28 Dual ADC LFCSP PCB.................................................................. 34 Power Connector........................................................................ 34 Analog Inputs ............................................................................. 34 Optional Operational Amplifier .............................................. 34 Clock ............................................................................................ 34 Voltage Reference ....................................................................... 34 Data Outputs............................................................................... 34 LFCSP Evaluation Board Bill of Materials (BOM) ................ 35 LFCSP PCB Schematics............................................................. 36 LFCSP PCB Layers ..................................................................... 39 Thermal Considerations............................................................ 44 Outline Dimensions ....................................................................... 45 Ordering Guide .......................................................................... 46 REVISION HISTORY 4/05—Rev. A to Rev. B Changes to Format and Layout........................................ Universal Added LFCSP ..................................................................... Universal Changes to Features and Applications...........................................1 Changes to General Description and Product Highlights ..........1 Changes to Figure 1..........................................................................1 Changes to Table 1............................................................................3 Changes to Table 2............................................................................5 Added Digital Specifications...........................................................6 Moved Switching Specifications to.................................................6 Changes to Pin Function Descriptions..........................................8 Changes to Terminology Section .................................................10 Changes to Figure 29......................................................................15 Changes to Clock Input and Considerations Section................17 Changes to Figure 33......................................................................18 Changes to Data Format Section..................................................19 Added AD9238 LQFP Evaluation Board Section ......................21 Added Dual ADC LFCSP PCB Section.......................................34 Added Thermal Considerations Section .....................................44 Updated Outline Dimensions.......................................................45 Changes to Ordering Guide ..........................................................46 |
同様の部品番号 - AD9238 |
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同様の説明 - AD9238 |
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