參數(shù)資料
型號: AD5764RASUZ-REEL7
廠商: ANALOG DEVICES INC
元件分類: DAC
英文描述: Complete Quad, 16-Bit, High Accuracy, Serial Input, Bipolar Voltage Output DAC
中文描述: SERIAL INPUT LOADING, 8 us SETTLING TIME, 16-BIT DAC, PQFP32
封裝: LEAD FREE, PLASTIC, MS-026ABA, TQFP-32
文件頁數(shù): 2/32頁
文件大小: 524K
代理商: AD5764RASUZ-REEL7
AD5764R
TABLE OF CONTENTS
Features..............................................................................................1
Rev. PrA | Page 2 of 32
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......................................................................20
DAC Architecture.......................................................................20
Reference Buffers........................................................................20
Serial Interface............................................................................20
Simultaneous Updating via LDAC...........................................21
Transfer Function.......................................................................22
Asynchronous Clear (CLR).......................................................22
Function Register .......................................................................23
Data Register............................................................................... 24
Coarse Gain Register................................................................. 24
Fine Gain Register...................................................................... 24
Offset Register ............................................................................ 24
Offset and Gain Adjustment Worked Example...................... 26
AD5764R Features.......................................................................... 27
Analog Output Control............................................................. 27
Digital Offset and Gain Control............................................... 27
Programmable Short-Circuit Protection ................................ 27
Digital I/O Port........................................................................... 27
Die Temperature Sensor............................................................ 27
Local Ground Offset Adjust...................................................... 27
Applications Information.............................................................. 28
Typical Operating Circuit ......................................................... 28
Layout Guidelines........................................................................... 29
Galvanically Isolated Interface ................................................. 29
Microprocessor Interfacing....................................................... 29
Evaluation Board........................................................................ 31
Outline Dimensions....................................................................... 32
Ordering Guide .......................................................................... 32
REVISION HISTORY
3/06—Revision PrA
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