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AD5764R Datasheet(PDF) 2 Page - Analog Devices

Part No. AD5764R
Description  Complete Quad, 16-Bit, High Accuracy, Serial Input, Bipolar Voltage Output DAC
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD5764R Datasheet(HTML) 2 Page - Analog Devices

 
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AD5764R
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
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
Preliminary Technical Data


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