PE44820 EVK User’s Manual Introduction Introduction The PE44820 is an 8-bit 1.7–2.2 GHz monolithic RF digital phase shifter (DPS) fabricated in Peregrine’s ® UltraCMOS silicon-on-sapphire (SOS) process technology. This highly versatile DPS features a 358.6 degree phase shift in 1.40625 degree steps and contains 1.4 degree phase accuracy optimization bit used to optimize the phase accuracy across any given phase state.
PE44820 EVK User’s Manual Software Requirements The DPS evaluation software will need to be installed on a computer with the following minimum requirements: ® • PC compatible with Windows operating system (XP/Vista/7/8)–32-bit or 64-bit • Mouse or other pointing device •...
PE44820 EVK User’s Manual Evaluation Board Assembly Evaluation Board Assembly Overview The evaluation board (EVB) is assembled with a PE44820 digital phase shifter (DPS), SP3T mechanical switches (SW1–SW10), several headers and SMA connectors. SW10 (P/S) switch is used for parallel or serial mode selection.
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PE44820 EVK User’s Manual Quick Start Guide Quick Start Overview Figure 3 • USB Driver Installation (Device Manager) The EVB was designed to ease customer evaluation of the PE44820 digital phase shifter (DPS). This chapter will guide the user through the software instal- lation, hardware configuration and using the graphical user interface (GUI).
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PE44820 EVK User’s Manual Next, a welcome screen will appear. It is strongly For most users the default install location for the recommended that all programs be closed prior to program files is sufficient. If a different location is running the install program. Click the “Next>” button to desired, the install program can be directed to place proceed.
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PE44820 EVK User’s Manual As the software files are installed, a progress indicator If using Windows XP, Vista or 7 operating system, a will be displayed. On slower computers, installation of new Start Menu under Peregrine Semiconductor will the software may proceed for a few moments. appear in the start menu of your computer.
PE44820 EVK User’s Manual Hardware Configuration Connection of the USB Interface Board to the Evaluation Board The EVB can be configured to operate in serial mode The EVB and the USB interface board contain a 14 using the GUI, parallel mode using the switches pin 100 mil dual row header.
PE44820 EVK User’s Manual Serial Mode USB Supply Configuration To operate the PE44820 EVB in serial mode with VDD and VDD_DIG supplied by the USB interface board, verify the following switch/jumper settings (Figure 14): • Remove USB connection from USB interface board (removed power). •...
PE44820 EVK User’s Manual Parallel Mode Configuration To operate PE44820 EVB in parallel mode, verify the following switch/jumper settings (Figure 15): • Verify that all DC power supplies are turned off before proceeding. • Set SW1-10 to LOW. • Remove JP4 and JP5 jumpers. •...
PE44820 EVK User’s Manual Evaluation Board Overview The evaluation board is designed to ease customer evaluation of Peregrine’s products. The board contains: 1) Switches for digital control signals and programming selectivity. 2) Header pins for power supplies, jumpers and the USB interface board. 3) SMA connectors for RF performance verification and THRU traces for board loss calibration.
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PE44820 EVK User’s Manual Figure 17 • PE44820 Evaluation Board Outline Showing Functional Overview “THRU” trace is for board trace loss calibration “OPEN” trace is for “SHORT” trace is for board trace calibration board trace calibration VDD External Supply VSS External Supply VDD_DIG External Supply USB Supplied 2.5V SW1-9 Controls...
PE44820 EVK User’s Manual Using the Graphical User Interface The DPS application software graphical user interface (GUI) is displayed in and illustrates the Figure 18 available controls and messages available to the user. Figure 18 • DPS Evaluation Software Graphical User Interface DOC-68986-2 –...
PE44820 EVK User’s Manual Functions Part Description The part description information box is located directly Connection Status below the part number drop down menu (see The connection status box is located in the upper right 21) and displays information pertinent to the Figure area of the GUI, below the block diagram of the phase selected device.
PE44820 EVK User’s Manual Phase Slider Phase Value In the center of the GUI is the phase slider (see The Phase Value text box (see 25) is updated Figure 24). This allows the user to quickly select the with each change of the phase slider. This control is Figure desired phase shift.
PE44820 EVK User’s Manual Lookup Table Phase Shifter Graphic In Serial mode using the DPS evaluation software, the The Phase Shifter graphic (Figure 28) displays the PE44820 can be operated in two modes through the active sections of the phase shifter at any given time. Lookup Table (see 27).
PE44820 EVK User’s Manual Help The DPS software contains a help section with information on using the evaluation software via a command line interface to aid in the evaluation of the phase shifter. To access the command line help, click Help on the menu bar item, then click on Command Line (see Figure 29).
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PE44820 EVK User’s Manual The DPS software also contains a help section with the board outline image containing the jumper and switch control descriptions to aid in the configuration and evaluation of the phase shifter. To access the help image, click Help on the menu bar item, then click on Board Connections (see Figure 30).
PE44820 EVK User’s Manual Technical Resources Technical Resources Additional technical resources are available for download in the Products section at www.psemi.com. These include the Product Specification datasheet, S-parameters, zip file, evaluation kit schematic and bill of materials, material declaration form and PC-compatible software file. Trademarks are subject to trademark claims.
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PE44820 EVK User’s Manual Document Categories Advance Information The product is in a formative or design stage. The document contains design target specifications for product development. Specifications and features may change in any manner without notice. Preliminary Specification The document contains preliminary data. Additional data may be added at a later date. Peregrine reserves the right to change specifications at any time without notice in order to supply the best possible product.
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