參數(shù)資料
型號： AD5762R
廠商： Analog Devices, Inc.
英文描述： Complete Dual, 16-Bit, High Accuracy, Serial Input, Bipolar Voltage Output DACs
中文描述： 完整的雙通道，16位，高精度，串行輸入，雙極性電壓輸出DAC
文件頁數(shù)： 2/33頁
文件大?。?/td> 507K
代理商： AD5762R
AD5762R
Preliminary Technical Data
TABLE OF CONTENTS
Features..............................................................................................1
Rev. PrA | Page 2 of 33
Applications.......................................................................................1
General Description.........................................................................1
Revision History...............................................................................2
Functional Block Diagram..............................................................3
Specifications.....................................................................................4
AC Performance Characteristic......................................................6
Timing Characteristics.....................................................................7
Absolute Maximum Ratings..........................................................10
ESD Caution................................................................................10
Pin Configuration and Function Descriptions...........................11
Terminology....................................................................................13
Typical Performance Characteristics...........................................15
Theory of Operation......................................................................21
DAC Architecture.......................................................................21
Reference Buffers........................................................................21
Serial Interface............................................................................21
Simultaneous Updating via LDAC...........................................22
Transfer Function.......................................................................23
Asynchronous Clear (CLR).......................................................23
Function Register .......................................................................24
Data Register............................................................................... 25
Coarse Gain Register................................................................. 25
Fine Gain Register...................................................................... 25
Offset Register ............................................................................ 25
Offset and Gain Adjustment Worked Example...................... 27
AD5762R Features.......................................................................... 28
Analog Output Control............................................................. 28
Digital Offset and Gain Control............................................... 28
Programmable Short-Circuit Protection ................................ 28
Digital I/O Port........................................................................... 28
die Temperature Sensor............................................................. 28
Local Ground Offset Adjust...................................................... 28
Applications Information.............................................................. 29
Typical Operating Circuit ......................................................... 29
Layout Guidelines........................................................................... 30
Galvanically Isolated Interface ................................................. 30
Microprocessor Interfacing....................................................... 30
Evaluation Board........................................................................ 32
Outline Dimensions....................................................................... 33
Ordering Guide .......................................................................... 33
REVISION HISTORY
Preliminary Revision PrA December 10, 2007
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