ANALOG DEVICES UG-171 Service Manual

Evaluation Board User Guide
UG-171
09173-001
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
Evaluation Board for the ADF4156 Fractional-N PLL Frequency Synthesizer

FEATURES

Self-contained board including synthesizer, VCO, TCXO for
reference frequency, and loop filter
Designed for 10 MHz PFD frequency, minimum charge pump
current, and a 20 kHz loop bandwidth
Accompanying software allows complete control of
synthesizer functions from PC

EVALUATION KIT CONTENTS

EV-ADF4156SD1Z board
CD that includes
Self-installing software that allows users to control the
board and exercise all functions of the device Electronic version of the ADF4156 data sheet Electronic version of the UG-171 user guide

ADDITIONAL EQUIPMENT

PC running Windows XP or more recent version SDP-S board (system demonstration platform, serial only) Spectrum analyzer Oscilloscope (optional)

DOCUMENTS NEEDED

ADF4156 data sheet

REQUIRED SOFTWARE

Analog Devices ADF4153-4-6-7 PLL software (Version 4 or
higher)
ADIsimPLL

GENERAL DESCRIPTION

This board is designed to allow the user to evaluate the performance of the ADF4156 frequency synthesizer for phase­locked loops (PLLs). Figure 1 shows the board, which contains the ADF4156 synthesizer, an SMA connector for the output signal, power supplies, a reference oscillator, and an SDP connector. There is also a loop filter (20 kHz) and a VCO (Z-Comm VCO940ME03 5.8GHz) on board. The evaluation board is set up for a 10 MHz PFD comparison frequency. An on-board TCXO provides the 10 MHz reference frequency.
The package also contains Windows® software (XP or later) to allow easy programming of the synthesizer.
PLEASE SEE THE LAST PAGE FOR AN IMPORTANT WARNING AND LEGAL TERMS AND CONDITIONS.

EVALUATION BOARD

Figure 1. EV-ADF4156SD1Z with SDP-S
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UG-171 Evaluation Board User Guide
TABLE OF CONTENTS
Features .............................................................................................. 1
Evaluation Kit Contents ................................................................... 1
Additional Equipment ..................................................................... 1
Documents Needed .......................................................................... 1
Required Software ............................................................................ 1
General Description ......................................................................... 1
Evaluation Board .............................................................................. 1
Revision History ............................................................................... 2
Quick Start Guide ............................................................................. 3
Evaluation Board Hardware ............................................................ 4
Power Supplies .............................................................................. 4

REVISION HISTORY

2/12—Rev. A to Rev. B
Changes to Title, Features Section, and General Description
Section ................................................................................................ 1
Replaced Figure 1 ............................................................................. 1
Added Evaluation Kit Contents, Additional Equipment,
Documents Needed, and Required Software Sections ................ 1
Added Quick Start Guide Section .................................................. 3
Deleted Figure 2; Renumbered Sequentially................................. 3
Deleted Local Oscillator Components Section ............................. 3
Deleted Test Setup Section and Figure 4 ....................................... 4
Changes to Evaluation Board Hardware Section ......................... 4
Changes to Power Supplies Section and Figure 2......................... 4
Added Input Signals Section and Output Signals Section .......... 4
Deleted Software Installation and Setup Section and Software
Operation Section ............................................................................. 5
Added Default Operation and Jumper Selection Settings
Section and System Demonstration Platform (SDP) Section ..... 5
Added Table 1; R
Added Evaluation Board Setup Procedure Section...................... 6
Added Figure 3 and Figure 4; Renumbered Sequentially ........... 6
Added Figure 5 to Figure 8 .............................................................. 7
enumbered Sequentially .................................... 5
Input Signals ..................................................................................4
Output Signals ...............................................................................4
Default Operation and Jumper Selection Settings ....................5
Software Development Platform (SDP) .....................................5
Evaluation Board Setup Procedure .................................................6
Software Installation .....................................................................6
Evaluation Board Software ............................................................ 10
Evaluation and Test ........................................................................ 12
Evaluation Board Schematics and Artwork ................................ 13
Ordering Information .................................................................... 20
Bill of Materials ........................................................................... 20
Added Figure 9 to Figure 12 ............................................................ 8
Added Figure 13 to Figure 16 .......................................................... 9
Changes to Evaluation Board Software Section ......................... 10
Changes to Figure 17...................................................................... 10
Added Figure 18 ............................................................................. 11
Added Evaluation and Test Section, Figure 19, and
Figure 20 .......................................................................................... 12
Changes to Figure 21...................................................................... 13
Changes to Figure 22...................................................................... 14
Added Figure 23 ............................................................................. 15
Added Figure 24 ............................................................................. 16
Added Figure 25 ............................................................................. 17
Added Figure 26 ............................................................................. 18
Added Figure 27 ............................................................................. 19
Changes to Table 2 .......................................................................... 20
6/11—Rev. 0 to Rev. A
Document Title, Format, and Content Changed from EVAL-
ADF4156, Revision 0, to UG-171, Rev. A ....................... Universal
5/07—Revision 0: Initial Version
Rev. B | Page 2 of 24
Evaluation Board User Guide UG-171

QUICK START GUIDE

Follow these steps to quickly evaluate the ADF4156 device:
1. Install the system development platform (SDP) drivers.
2. Install the Analog Devices ADF4153-4-6-7 software.
3. Connect the SDP-S motherboard to the PC and to the
EV-ADF4156SD1Z.
4. Follow the hardware driver installation procedure.
5. Connect the power supplies to banana connectors
(6 V to 12 V).
6. Run the ADF4153-4-6-7 software.
7. Select the SDP board and the ADF4156 device in the Select
Device and Connection tab of the software front panel windo w.
8. Click the Main Controls tab. Update all registers.
9. Connect the spectrum analyzer to J2.
10. Measure the results.
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UG-171 Evaluation Board User Guide

EVALUATION BOARD HARDWARE

The evaluation board requires the use of an SDP-S mother­board to program the device. This is not included and must be purchased separately. The EV-ADF4156SD1Z schematics are shown in Figure 21 to Figure 23.

POWER SUPPLIES

The board is powered from external banana connectors. The voltage can vary between 6 V and 12 V. The power supply circuit provides 3.0 V to V
ADF4156 AV
and DVDD pins) and allows the user to choose
DD
either 3.0 V or 5 V for the ADF4156 V
3.0 V for the ADF4156 V that V
should never exceed 3.3 V. This can damage the device.
DD
External power supplies can be used to directly drive the device. In this case, the user must insert SMA connectors as shown in Figure 2.
INPUT SIGNALS
The necessary reference input comes from the on-board TCXO.
Alternatively, this can be sourced from an external generator. A low noise, high slew rate reference source is best for achieving the stated performance of the ADF4156. This can be connected to Connector J11. If preferred, the edge mount connector, J5, can be inserted and used instead. To use this option, it is necessary to remove R16 and insert a 51 Ω resistor in R17.
Digital SPI signals are supplied through the SDP connector, J1. SDP-S is the preferred platform to be used. The SDP-B can also be used but Resistor R57 must be removed on the SDP-B board. Some additional low frequency spurious may appear if the SDP-B connector is used.
on the board (which supplies the
DD
. The default settings are
P
and 5 V for the ADF4156 VP. Note
DD
Figure 2. Evaluation Board Silkscreen

OUTPUT SIGNALS

All components necessary for LO generation are on board. The PLL is made up of the ADF4156 synthesizer, a passive loop filter, and the VCO. A 5.8 GHz VCO from Z-Comm is supplied with the evaluation board. A 20 kHz low-pass filter is inserted between the charge pump output and the VCO input. The
0.31 mA charge pump current setting is used. The VCO output is available at RFOUT through a standard SMA connector, J2. The MUXOUT signal can be monitored at Test Point T8 or at SMA Connector J3.
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Rev. B | Page 4 of 24
Evaluation Board User Guide UG-171
Link
Position
Options
Description
B
VDD
Normal operation

DEFAULT OPERATION AND JUMPER SELECTION SETTINGS

Links positions are outlined in Tabl e 1.
Table 1. Link Positions and Functions
LK1 A
LK2 A
LK3 (VDD) A
LK4 (V
LK5 (VP) A
) A
VCO
B
B
B
B
R1A RSET
GND
5 V 3 V
5 V 3 V
5 V 3 V
Not used Normal operation
Hardware power-down
Not used Normal operation
VCO supply (5 V) VCO supply (3 V)
VP supply (5 V) VP supply (3 V)

SOFTWARE DEVELOPMENT PLATFORM (SDP)

The system demonstration platform (SDP) is a series of control­ler boards, interposer boards, and daughter boards that can be used for easy low cost evaluation of Analog Devices, Inc., components and reference circuits. It is a reusable platform whereby a single controller board can be reused in various daughter board evaluation systems.
Controller boards connect to the PC via USB 2.0 and provide a range of communication interfaces on a 120-pin connector. The pinout for this connector is strictly defined. This 120-pin connector’s receptacle is on all SDP daughter boards, compo­nent evaluation boards, and Circuits from the Lab™ reference circuit boards. There are two controller boards in the platform: the SDP-B, which is based on the Blackfin® ADSP-BF527, and the SDP-S, which is a serial interface only controller board. The SDP-S has a subset of the SDP-B functionality.
Interposer boards route signals between the SDP 120-pin con­nector and a second connector. When the second connector is also a 120-pin connector, the interposer can be used for signal monitoring of the 120-pin connector signals. Alternatively, the second connector allows SDP platform elements to be integrated into a second platform, for example, the BeMicro SDK. More information on the SDP can be found at www.analog.com/sdp.
Rev. B | Page 5 of 24
UG-171 Evaluation Board User Guide
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09173-004

EVALUATION BOARD SETUP PROCEDURE

SOFTWARE INSTALLATION

Use the following steps to install the SDP drivers and ADF4153­4-6-7 software.
1. Install the SDP drivers by double-clicking SDPDrivers.exe
and following the relevant installation instructions. See the
UG-291 for further instructions on installation of the SDP-S
platform or the UG-277 if the SDP-B platform is used.
2. Install the Analog Devices ADF4153-4-6-7 PLL software
by double-clicking ADF4153-4-6-7_Setup.msi. If you are using Windows XP, follow the instructions in the Windows XP Software Installation Guide section (see Figure 3 to Figure 7). If you are using Windows Vista or Windows 7, follow the instructions in the Windows Vista/7 Software Installation Guide section (see Figure 8 to Figure 12). Note that the software requires Microsoft Windows Installer and Microsoft .NET Framework 3.5 (or higher). The installer connects to the Internet and downloads Microsoft .NET Framework automatically. Alternatively, before running ADF4153-4-6-7_Setup.msi, both the installer and .NET Framework can be installed from the CD provided.
3. Connect your SDP board (black) or USB adapter board
(green) by USB. If you are using an SDP board, the drivers install automatically, and you are ready to run the software. If you are using a USB adapter board on Windows XP, follow the steps in the Windows XP Driver Installation Guide section (see Figure 13 to Figure 16). On Windows Vista or Windows 7, the drivers install automatically.

Windows XP Software Installation Guide

Figure 3. Windows XP ADF4153-4-6-7 Software Installation, Setup Wizard
1. Click Next.
Rev. B | Page 6 of 24
Figure 4. Windows XP ADF4153-4-6-7 Software Installation, Select
Installation Folder
2. Choose an installation directory and click Next.
Evaluation Board User Guide UG-171
Figu re 5. Windows XP ADF415 3-4-6- 7 Software Installation, Confirm Installation
3. Click Next.
Figure 6. Windows XP ADF4153-4-6-7 Software Installation, Logo Testing
4. Click Continue Anyway.
09173-005
Figure 7. Windows XP ADF4153-4-6-7 Software Installation, Installation
Complete
09173-007
5. Click Close.

Windows Vista/7 Software Installation Guide

09173-006
9173-008
Figure 8. Windows Vista/7 ADF4153-4-6-7 Software Installation, Setup
Wizard
1. Click Next.
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UG-171 Evaluation Board User Guide
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09173-010
09173-011
Figure 9. Windows Vista/7 ADF4153-4-6-7 Software Installation, Select
Installation Folder
2. Choose an installation directory and click Next.
Figure 10. Windows Vista/ 7 ADF4153-4-6-7 Software Installation, Confirm
Installation
3. Click Next.
Figure 11. Windows Vista/7 ADF4153-4-6-7 Software Installation, Start
Installation
4. Click Install.
Figure 12. Windows Vista/ 7 ADF4153-4-6-7 Software Installation, Installation
Complete
09173-012
5. Click Close.
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