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AD5755-1 Datasheet(PDF) 2 Page - Analog Devices |
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AD5755-1 Datasheet(HTML) 2 Page - Analog Devices |
2 / 48 page AD5755-1 Rev. A | Page 2 of 48 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 General Description ......................................................................... 1 Product Highlights ........................................................................... 1 Companion Products ....................................................................... 1 Functional Block Diagram .............................................................. 1 Revision History ............................................................................... 2 Detailed Functional Block Diagram .............................................. 3 Specifications..................................................................................... 4 AC Performance Characteristics ................................................ 7 Timing Characteristics ................................................................ 7 Absolute Maximum Ratings.......................................................... 11 ESD Caution................................................................................ 11 Pin Configuration and Function Descriptions........................... 12 Typical Performance Characteristics ........................................... 15 Voltage Outputs .......................................................................... 15 Current Outputs ......................................................................... 19 DC-to-DC Block......................................................................... 23 Reference ..................................................................................... 24 General......................................................................................... 25 Terminology .................................................................................... 26 Theory of Operation ...................................................................... 28 DAC Architecture....................................................................... 28 Power-On State of the AD5755-1............................................. 28 Serial Interface ............................................................................ 29 Transfer Function ....................................................................... 29 Registers ........................................................................................... 30 Programming Sequence to Write/Enable the Output Correctly ...................................................................................... 31 Changing and Reprogramming the Range ............................. 31 Data Registers ............................................................................. 32 Control Registers........................................................................ 34 Readback Operation .................................................................. 37 Device Features............................................................................... 39 Output Fault................................................................................ 39 Voltage Output Short-Circuit Protection................................ 39 Digital Offset and Gain Control............................................... 39 Status Readback During a Write .............................................. 39 Asynchronous Clear................................................................... 40 Packet Error Checking............................................................... 40 Watchdog Timer......................................................................... 40 Output Alert................................................................................ 40 Internal Reference ...................................................................... 40 External Current Setting Resistor ............................................ 40 HART ........................................................................................... 41 Digital Slew Rate Control.......................................................... 41 Power Dissipation control......................................................... 42 DC-to-DC Converters............................................................... 42 AICC Supply Requirements—Static .......................................... 43 AICC Supply Requirements—Slewing ...................................... 43 Applications Information .............................................................. 45 Voltage and Current Output Ranges on the Same Terminal 45 Current Output Mode with Internal RSET................................ 45 Precision Voltage Reference Selection..................................... 45 Driving Inductive Loads............................................................ 46 Transient Voltage Protection .................................................... 46 Microprocessor Interfacing....................................................... 46 Layout Guidelines....................................................................... 46 Galvanically Isolated Interface ................................................. 47 Outline Dimensions ....................................................................... 48 Ordering Guide .......................................................................... 48 REVISION HISTORY 5/11—Rev. 0 to Rev. A Removed Endnote 6 (Table 1)......................................................... 6 Changed AVDD Minimum Value from 10.8 V to 9 V................... 6 Changed AISS Minimum Value from −1.4 mA to −1.7 mA ........ 7 Changed AVDD Voltage in Pin 19 Description ............................ 13 Changes to Ordering Guide .......................................................... 48 4/11—Revision 0: Initial Version |
Similar Part No. - AD5755-1_11 |
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Similar Description - AD5755-1_11 |
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