Circuit Note

CN-0359

ESD Caution

ESD (electrostatic discharge) sensitive device. Charged devices and circuit boards can discharge without detection. Although this product features patented or proprietary

protection circuitry, damage may occur on devices subjected to high energy ESD. Therefore, proper ESD precautions should be taken to avoid performance degradation or loss of

functionality.

(Continued from first page) Circuits from the Lab circuits are intended only for use with Analog Devices products and are the intellectual property of Analog Devices or its licensors. While you may

use the Circuits from the Lab circuits in the design of your product, no other license is granted by implication or otherwise under any patents or other intellectual property by application or use of the

Circuits from the Lab circuits. Information furnished by Analog Devices is believed to be accurate and reliable. However, Circuits from the Lab circuits are supplied "as is" and without warranties of

any kind, express, implied, or statutory including, but not limited to, any implied warranty of merchantability, noninfringement or fitness for a particular purpose and no responsibility is assumed by

Analog Devices for their use, nor for any infringements of patents or other rights of third parties that may result from their use. Analog Devices reserves the right to change any Circuits from the Lab

circuits at any time without notice but is under no obligation to do so.

©2015-2023 Analog Devices, Inc. All rights reserved. Trademarks and

registered trademarks are the property of their respective owners.

One Analog Way, Wilmington, MA 01887-2356, U.S.A.

Rev. C | 10 of 10

LEARN MORE

CN0359 Design Support Package

ADIsimPower Design Tool. Analog Devices

Linear Circuit Design Handbook. Analog Devices/Elsevier.

Op Amp Applications Handbook. Analog Devices/Elsevier.

The Data Conversion Handbook. Analog Devices/Elsevier.

A Designer's Guide to Instrumentation Amplifiers, 3rd Edition. Ana-

log Devices.

MT-031 Tutorial. Grounding Data Converters and Solving the Mys-

tery of “AGND” and “DGND”. Analog Devices.

MT-101 Tutorial. Decoupling Techniques. Analog Devices.

Practical Design Techniques for Sensor Signal Conditioning, Sec-

tion 7. Analog Devices.

DATA SHEETS AND EVALUATION BOARDS

AD8253 Data Sheet

AD8253 Evaluation Board

ADA4627-1 Data Sheet

ADA4627-1 Evaluation Board

ADA4622-1 Data Sheet

ADA4638-1 Data Sheet

ADA4528-2 Data Sheet

ADA4528-2 Evaluation Board

ADA4077-2 Data Sheet

AD8592 Data Sheet

AD8542 Data Sheet

ADuCM360 Data Sheet

ADuCM360 Evaluation Board

ADP2300 Data Sheet

ADP2300 Evaluation Board

ADP5072 Data Sheet

ADP5072 Evaluation Board

ADG1211 Data Sheet

ADG1211 Evaluation Board

ADG1419 Data Sheet

ADG1419 Evaluation Board

REVISION HISTORY

02/2023—Rev. B to Rev. C

Changes to Circuit Functions and Benefits

Section and Figure 1........................................... 1

Changes to Circuit Description Section ................ 3

Changes to Conductivity Theory Section.............. 3

Added Excitation Generation Section....................4

Added Analog Signal Conditioning Section........... 4

Added ADC Capture and Measurement Section...5

Added Calculating Conductivity Section................5

Changes to System Accuracy Measurements

Section.................................................................6

Added Preventing Electrolysis and

Polarization Section.............................................6

Changes to RTD Measurement Section................7

Changes to Power Supply Circuits Section

and Figures 10 & 11 ........................................... 8

Changes to Common Variations Section...............8

Changes to Setup Section.....................................9

09/2016—Rev. A to Rev. B

Changes to Evaluation and Design Support

Section.................................................................1

Changes to Figure 3.............................................. 5

Changes to Software Operation and User

Interface Section and Figure 12............................

11/2015—Rev. 0 to Rev. A

Changes to Setup Section.....................................9

11/2015—Revision 0: Initial Version