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AD5744R Datasheet(PDF) 2 Page - Analog Devices

Part No. AD5744R
Description  Complete Quad, 14-Bit, High Accuracy, Serial Input, Bipolar Voltage Output DAC
Download  32 Pages
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD5744R Datasheet(HTML) 2 Page - Analog Devices

 
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AD5744R
Preliminary Technical Data
Rev. PrA | Page 2 of 32
TABLE OF CONTENTS
Features .............................................................................................. 1
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
AD5744R Features.......................................................................... 25
Analog Output Control ............................................................. 25
Programmable Short-Circuit Protection ................................ 25
Digital I/O Port........................................................................... 25
die Temperature Sensor............................................................. 25
Local Ground Offset Adjust...................................................... 25
Applications Information .............................................................. 26
Typical Operating Circuit ......................................................... 26
Layout Guidelines........................................................................... 27
Galvanically Isolated Interface ................................................. 27
Microprocessor Interfacing....................................................... 27
Outline Dimensions ....................................................................... 30
Ordering Guide .......................................................................... 30
REVISION HISTORY
4/06—Revision PrA: Preliminary Version
Removed AD5744, AD5764, and AD5764R...................Universal
Changes to Ordering Guide ............................................................ 2


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