AD5721 Ver la hoja de datos (PDF) - Analog Devices
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AD5721 Datasheet PDF : 31 Pages
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AD5761/AD5721
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
AC Performance Characteristics ................................................ 5
Timing Characteristics ................................................................ 6
Absolute Maximum Ratings............................................................ 8
ESD Caution.................................................................................. 8
Pin Configurations and Function Descriptions ........................... 9
Typical Performance Characterstics............................................. 10
Terminology .................................................................................... 20
Theory of Operation ...................................................................... 21
Digital-to-Analog Converter .................................................... 21
Transfer Function ....................................................................... 21
DAC Architecture....................................................................... 21
Serial Interface ............................................................................ 22
Hardware Control Pins .............................................................. 22
REVISION HISTORY
1/2018—Rev. B to Rev. C
Changes to Transfer Function Section......................................... 21
Change to DB[15:11] Column, Table 11 ..................................... 24
Change to RA[2:0] Description, Table 12 ................................... 25
Change to DB[15:13] Column, Table 15 ..................................... 26
Updated Outline Dimensions ....................................................... 31
Changes to Ordering Guide .......................................................... 31
4/2016—Rev. A to Rev. B
Changes to Features Section............................................................ 1
Changes to Typical Operating Circuit Section and Precision
Voltage Reference Section ............................................................. 29
Data Sheet
Register Details ............................................................................... 24
Input Shift Register .................................................................... 24
Control Register ......................................................................... 24
Readback Control Register ....................................................... 26
Update DAC Register from Input Register ............................. 26
Readback DAC Register ............................................................ 26
Write and Update DAC Register .............................................. 27
Readback Input Register............................................................ 27
Disable Daisy-Chain Functionality.......................................... 27
Software Data Reset ................................................................... 28
Software Full Reset..................................................................... 28
No Operation Registers ............................................................. 28
Applications Information .............................................................. 29
Typical Operating Circuit ......................................................... 29
Power Supply Considerations ................................................... 29
Evaluation Board ........................................................................ 29
Outline Dimensions ....................................................................... 31
Ordering Guide .......................................................................... 31
5/2015—Rev. 0 to Rev. A
Added 16-Lead LFCSP Package ....................................... Universal
Added Grade A Parameter, Table 2.................................................3
Added Figure 5, Renumbered Sequentially ...................................9
Changes to Table 6.............................................................................9
Changes to Figure 49...................................................................... 17
Changes to Power Supply Considerations Section .................... 30
Updated Outline Dimensions ....................................................... 32
Changes to Ordering Guide .......................................................... 32
1/2015—Revision 0: Initial Version
Rev. C | Page 2 of 31
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