Evaluation Board User Guide UG-521 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 CN-0285 Wideband Tx Modulator Solution FEATURES EQUIPMENT NEEDED Self-contained board including A standard PC running Windows XP, Windows Vista (32-bit), ADF4351 wideband PLL + VCO or Windows 7 with a USB port ADL5375 wideband IQ modulator EVAL-CN0285-EB1Z circuit evaluation board Ultralow noise voltage regulators: ADP150, ADP3334 5.5 V power supplies 25 MHz TCXO reference An IQ signal source, such as the Rohde & Schwarz AMIQ USB interface A spectrum analyzer, such as the Rohde & Schwarz FSQ8 Accompanying ADF4351 software allows control of GENERAL DESCRIPTION synthesizer functions from PC The EVAL-CN0285-EB1Z is the evaluation board described in ONLINE RESOURCES the Circuits From the Lab Circuit Note CN-0285, Broadband Documents Needed Low EVM Direct Conversion Transmitter. A photo of the board ADF4351 Data Sheet is shown in Figure 1. It contains the ADF4351 synthesizer, the ADL5375 Data Sheet ADL5375 wideband transmit modulator, and ultralow noise ADP150 Data Sheet LDOs. The board can be controlled using the ADF4351 ADP3334 Data Sheet programming software. A USB cable is included with the board Required Software to connect to a PC USB port. ADF435x programming software Additional information, including other PLL data sheets, Design and Integration Files technical notes, articles, and ADIsimPLL PLL simulation Schematics, Layout Files, Bill of Materials software from Analog Devices, Inc., is available at www.analog.com/pll. PHOTO OF THE EVALUATION BOARD Figure 1. EVAL-CN0285-EB1Z PLEASE SEE THE LAST PAGE FOR AN IMPORTANT WARNING AND LEGAL TERMS AND CONDITIONS. Rev. 0 Page 1 of 8 11267-001UG-521 Evaluation Board User Guide TABLE OF CONTENTS Features .............................................................................................. 1 Power Supplies ...............................................................................3 Online Resources .............................................................................. 1 IQ Inputs .........................................................................................3 Equipment Needed ........................................................................... 1 RF/LO Outputs ..............................................................................3 General Description ......................................................................... 1 Loop Filter and Charge Pump Current ......................................3 Photo of the Evaluation Board .................................................... 1 Reference Source ...........................................................................3 Revision History ............................................................................... 2 Evaluation Board Software Quick Start Procedures .....................4 Evaluation Board Hardware ............................................................ 3 REVISION HISTORY 3/13Revision 0: Initial Version Rev. 0 Page 2 of 8