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AD5623R Datasheet(PDF) 2 Page - Analog Devices

Part No. AD5623R
Description  Dual 12-/14-/16-Bit nanoDAC with 5 ppm/C On-Chip Reference
Download  28 Pages
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD5623R Datasheet(HTML) 2 Page - Analog Devices

 
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AD5623R/AD5643R/AD5663R
Rev. A | Page 2 of 28
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Product Highlights ........................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
AD5623R-5/AD5643R-5/AD5663R-5 ....................................... 3
AD5623R-3/AD5643R-3/AD5663R-3 ....................................... 5
AC Characteristics........................................................................ 6
Timing Characteristics ................................................................ 7
Timing Diagram ........................................................................... 7
Absolute Maximum Ratings............................................................ 8
ESD Caution.................................................................................. 8
Pin Configuration and Function Descriptions............................. 9
Typical Performance Characteristics ........................................... 10
Terminology .................................................................................... 18
Theory of Operation ...................................................................... 20
Digital-to-Analog Section ......................................................... 20
Resistor String ............................................................................. 20
Output Amplifier........................................................................ 20
Internal Reference ...................................................................... 20
External Reference ..................................................................... 20
Serial Interface ............................................................................ 20
Input Shift Register .................................................................... 21
SYNC Interrupt .......................................................................... 21
Power-On Reset.......................................................................... 22
Software Reset............................................................................. 22
Power-Down Modes .................................................................. 22
LDAC Function .......................................................................... 23
Internal Reference Setup ........................................................... 24
Microprocessor Interfacing....................................................... 25
Applications Information .............................................................. 26
Using a Reference as a Power Supply....................................... 26
Bipolar Operation Using the AD5663R .................................. 26
Using the AD5663R with a Galvanically Isolated Interface . 26
Power Supply Bypassing and Grounding................................ 2
7
Outline Dimensions ....................................................................... 28
Ordering Guide .......................................................................... 28
REVISION HISTORY
12/06—Rev. 0 to Rev. A
Changes to Table 2............................................................................ 3
Changes to Table 3............................................................................ 5
Changes to Figure 3.......................................................................... 9
Changes to Ordering Guide .......................................................... 28
4/06—Revision 0: Initial Version


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