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One Technology Way • P.O. Box 9106 • Norwood, MA 02062-9106, U.S.A. • Tel: 781.329.4700 • Fax: 781.461.3113 • www.analog.com
Evaluating the

FEATURES

Full featured evaluation board for the
On-board power supplies
Standalone capability
System demonstration platform (SDP-H1) compatible
(EVAL-SDP-CH1Z)
PC software for control and data analysis

EVALUATION KIT CONTENTS

EVAL-AD7405FMCZ
evaluation board
CD containing evaluation software for the

ADDITIONAL EQUIPMENT NEEDED

EVAL-SDP-CH1Z, includes a USB cable and 12 V wall wart
Signal source
PC running Windows XP SP3, Windows Vista, or Windows 7
with USB 2.0 port

ONLINE RESOURCES

Documents Needed
AD7405
data sheet
EVAL-AD7405FMCZ
user guide
Required Software
EVAL-AD7405FMCZ
evaluation software
FAQs
and
Troubleshooting
SIGNAL GENERATOR
ANALOG FILTER
PLEASE SEE THE LAST PAGE FOR AN IMPORTANT
WARNING AND LEGAL TERMS AND CONDITIONS.
AD7405
16-Bit Isolated Sigma-Delta ADC
AD7405
AD7405

TYPICAL SETUP

WALL OUTLET
100V AC TO 240V AC
Figure 1. Typical Setup
(EVAL-AD7405FMCZ
Rev. 0 | Page 1 of 20
EVAL-AD7405FMCZ User Guide

EVALUATION BOARD DESCRIPTION

The
EVAL-AD7405FMCZ
designed to allow the user to easily evaluate all features of the
AD7405
isolated analog-to-digital converter (ADC). The
evaluation board can be controlled by the
via the FMCZ connector (J9). The SDP-H1 board
CH1Z)
allows the evaluation board to be controlled through a
USB port of a PC using the evaluation board software available
for download from the product page or from the included
installer CD included in the evaluation board kit.
On-board components include the following:
ADuM6000: isolated iCoupler® 5 kV, dc-to-dc converter
ADP2441: 36 V, 1 A, synchronous, step down dc-to-dc regulator
ADP7104ARDZ-5.0: 5 V low noise LDO
SWITCHING
POWER
47Hz TO 63Hz
SUPPLY
on Left and
EVAL-SDP-CH1Z
is a full featured evaluation board
EVAL-SDP-CH1Z
PC RUNNING EVALUALTION
BOARD SOFTWARE
on Right)
UG-690
(EVAL-SDP-

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Summary of Contents for Analog Devices EVAL-AD7405FMCZ

  • Page 1: Features

    EVAL-AD7405FMCZ User Guide UG-690 One Technology Way • P.O. Box 9106 • Norwood, MA 02062-9106, U.S.A. • Tel: 781.329.4700 • Fax: 781.461.3113 • www.analog.com Evaluating the AD7405 16-Bit Isolated Sigma-Delta ADC FEATURES EVALUATION BOARD DESCRIPTION Full featured evaluation board for the...
  • Page 2: Table Of Contents

    UG-690 EVAL-AD7405FMCZ User Guide TABLE OF CONTENTS Features ....................1 Setup Conditions ................9 Evaluation Kit Contents ..............1 Evaluation Board Circuitry ............10 Additional Equipment Needed ............1 Sockets/Connectors ..............10 Online Resources ................1 Test Points ................... 10 Evaluation Board Description............1 Basic Hardware Setup ..............
  • Page 3: Quick Start Guide

    +12V_VIN on the EVAL-SDP-CH1Z. page or from the included CD. Ensure that the EVAL-SDP- Launch the evaluation software from the Analog Devices CH1Z board is disconnected from the USB port of the PC subfolder in the Programs menu.
  • Page 4: Software Installation Procedures

    UG-690 EVAL-AD7405FMCZ User Guide SOFTWARE INSTALLATION PROCEDURES EVAL-AD7405FMCZ evaluation kit includes a CD containing evaluation software to be installed on your PC before you begin using the evaluation board. There are two parts to the installation: • EVAL-AD7405FMCZ evaluation software installation •...
  • Page 5 EVAL-AD7405FMCZ User Guide UG-690 Installing the EVAL-SDP-CH1Z System Demonstration Click Install to proceed with the installation (see Figure 9). Platform Board Drivers After the installation of the evaluation board software is complete, the ADI SDP Drivers Setup Wizard window opens for the...
  • Page 6: Evaluation Board Setup Procedures

    System Tools, click Device Manager. correctly recognized when it is connected to the PC. Under ADI Development Tools, Analog Devices Connecting the Evaluation and SDP Boards to a PC SDP-H1 should appear (see Figure 11), indicating that...
  • Page 7: Evaluation Board Hardware

    CH1Z, take care to ensure that if an external voltage is supplied the device data sheet, available from Analog Devices, Inc., which to the J5 input connector, the voltage does not exceed 3.3 V. should be consulted in conjunction with this user guide when Exceeding this voltage may cause permanent damage to the using the evaluation board.
  • Page 8 UG-690 EVAL-AD7405FMCZ User Guide LOW VOLTAGE HIGH VOLTAGE MCLK+ MCLK– AD7405 MDAT+ XILINX SPARTAN-6 FPGA MDAT– IN– VDD2 ADP2241 3.3V SUPPLY 12V SUPPLY ADuM6000 ADP7104-5.0 SDP-H1 BOARD HIGH-V GND VDD1 GND Figure 12. EVAL-AD7405FMCZ Block Diagram Rev. 0 | Page 8 of 20...
  • Page 9: Link Configuration Options

    EVAL-AD7405FMCZ User Guide UG-690 LINK CONFIGURATION OPTIONS There are multiple link options that must be set correctly to The default position column of Table 2 shows the default select the appropriate operating setup before you begin using positions in which the links are set when the evaluation board is EVAL-AD7405FMCZ evaluation board.
  • Page 10: Evaluation Board Circuitry

    UG-690 EVAL-AD7405FMCZ User Guide EVALUATION BOARD CIRCUITRY SOCKETS/CONNECTORS The default interface to this evaluation board is via the FMC connector, which connects the EVAL-AD7405FMCZ to the The connectors and sockets on the EVAL-AD7405FMCZ EVAL-SDP-CH1Z board. If the EVAL-AD7405FMCZ board is described in Table 3.
  • Page 11: Basic Hardware Setup

    EVAL-AD7405FMCZ User Guide UG-690 BASIC HARDWARE SETUP EVAL-AD7405FMCZ connects to the EVAL-SDP-CH1Z Before powering up the EVAL-SDP-CH1Z, connect the EVAL- system demonstration platform. The EVAL-SDP-CH1Z board is AD7405FMCZ to FMC Connector J4 on the EVAL-SDP-CH1Z the controller board, which is the communication link between board.
  • Page 12: Evaluation Board Software

    EVAL-AD7405FMCZ EVAL-SDP-CH1Z boards are correctly connected to your PC, the evaluation software can be started. From the Start menu, select Programs > Analog Devices > AD7405. The main window of the software then opens (see Figure 14). If the EVAL-AD7405FMCZ...
  • Page 13 EVAL-AD7405FMCZ User Guide UG-690 Figure 14. Evaluation Software Main Window Rev. 0 | Page 13 of 20...
  • Page 14: Description Of Main Window

    Fourier Transform sections. Help Menu Graph Tools • Analog Devices Website. Opens the Analog Devices website in the default browser. Graph tools are provided within each tab to allow you to control • the cursor, zooming, and panning (see Figure 15) within the Context Help.
  • Page 15: Generating A Waveform Analysis Report

    EVAL-AD7405FMCZ User Guide UG-690 GENERATING A WAVEFORM ANALYSIS REPORT Figure 16 illustrates the tab used for waveform capture. the graph (see the Graph Tools section and Figure 15 for more information). Click Single Capture or Continuous Capture (labeled 1 in...
  • Page 16: Generating A Histogram Of The Adc Code Distribution

    UG-690 EVAL-AD7405FMCZ User Guide GENERATING A HISTOGRAM OF THE ADC CODE DC Input DISTRIBUTION The histogram is more commonly used for dc testing. The Histogram tab (see Figure 17) can be used to perform ac To perform a histogram test of dc input, testing or, more commonly, dc testing.
  • Page 17: Generating A Fast Fourier Transform Of Ac Characteristics

    EVAL-AD7405FMCZ User Guide UG-690 GENERATING A FAST FOURIER TRANSFORM OF As in the histogram test, raw data is then captured and passed AC CHARACTERISTICS to the PC, which performs the FFT and displays the resulting SNR, THD, and SINAD. Figure 18 shows the FFT tab. This feature tests the traditional Figure 18 displays the spectral analysis results of the captured data.
  • Page 18: Generating A Summary Of The Waveform, Histogram, And Fast Fourier Transform

    UG-690 EVAL-AD7405FMCZ User Guide GENERATING A SUMMARY OF THE WAVEFORM, HISTOGRAM, AND FAST FOURIER TRANSFORM Figure 19 shows the Summary tab. This tab captures and displays all of the information in one window with a synopsis of the information, including key performance parameters, such as SNR and THD (see the SNR and THD boxes, labeled 1 and 2, respectively, in Figure 19).
  • Page 19: Saving Files

    EVAL-AD7405FMCZ User Guide UG-690 SAVING FILES PRINT SCREENSHOT The software can save the current captured data for future To print a screenshot, from the File menu, select Print analysis. The software also has the ability to save or print a Screenshot.
  • Page 20 (“Agreement”) unless you have purchased the Evaluation Board, in which case the Analog Devices Standard Terms and Conditions of Sale shall govern. Do not use the Evaluation Board until you have read and agreed to the Agreement. Your use of the Evaluation Board shall signify your acceptance of the Agreement. This Agreement is made by and between you (“Customer”) and Analog Devices, Inc.

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