Texas Instruments LMX2531-xxxx User Manual Download | Manualshive

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28

SNAU077A

LMX2531-

xxxx EVM Master User’s Guide

November 2013

Copyright © 2013, Texas Instruments Incorporated

www.ti.com

Appendix B: Build Diagram

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Summary of Contents for LMX2531-xxxx

Page 1: ...LMX2531 xxxx Evaluation Board User s Guide November 2013 SNAU077A ...

Page 2: ...xx Evaluation Board User s Guide November 2013 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 xxxx High Performance Frequency Synthesizer System with Integrated VCO Evaluation Board Operating Instructions ...

Page 3: ...uide SNAU077A 3 Copyright 2013 Texas Instruments Incorporated www ti com TABLE OF CONTENTS EQUIPMENT 4 BASIC OPERATION 5 LMX2531 XXXX BOARD INFORMATION 7 APPENDIX A SCHEMATICS 27 APPENDIX B BUILD DIAGRAM 28 APPENDIX C QUICK START ON EVM COMMUNICATION 30 ...

Page 4: ...in creating these evaluation board instructions Phase Noise Spectrum Analyzer For measuring phase noise an Agilent E5052A is recommended An Agilent E4445A PSA Spectrum Analyzer with the Phase Noise option is also usable although the architecture of the E5052A is superior for phase noise measurements At frequencies less than 100 MHz the local oscillator noise of the PSA is too high and measurements...

Page 5: ... power supply to the Vcc connector located at the top left of the board 3 Please see Appendix D for quick start on interfacing the board Connect PC to the uWire header Laptop or PC Laptop or PC Power Supply Power Cable Power Cable 3 0 V Sig Gen SMA cable SMA cable 1 3 Please see Appendix D for interface info Please see Appendix D for interface info 2 OSCin Vcc uWire header 10 MHz 5 dBm 4 Start Cod...

Page 6: ...ght 2013 Texas Instruments Incorporated www ti com 6 Click Select Device PLL VCO LMX2531xxxx depending on which chip is on your board 7 Check your window with PLL VCO Tab screenshot 10 MHz input but with VCO output will be different depending on which LMX2531xxxx you selected ...

Page 7: ...nts Incorporated www ti com LMX2531 xxxx Board Information RF LOOP FILTER Phase Margin 42 5 deg 100 uA Loop Bandwidth 4 1 kHz Fcomp 2 5 MHz TCXO Frequency 10 MHz Output Frequency 1712 1772 MHz VCO Gain 7 9 84 7i kHz Supply Voltage 2 7 Volts VCO CPout 47 pF 2 7 nF 47 K 100 pF 100 pF 40 K 40 K Vtune ...

Page 8: ...8 SNAU077A LMX2531 xxxx Evaluation Board User s Guide November 2013 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 xxxx ...

Page 9: ...November 2013 LMX2531 xxxx Evaluation Board User s Guide SNAU077A 9 Copyright 2013 Texas Instruments Incorporated www ti com ...

Page 10: ...10 SNAU077A LMX2531 xxxx Evaluation Board User s Guide November 2013 Copyright 2013 Texas Instruments Incorporated www ti com ...

Page 11: ...November 2013 LMX2531 xxxx Evaluation Board User s Guide SNAU077A 11 Copyright 2013 Texas Instruments Incorporated www ti com ...

Page 12: ...12 SNAU077A LMX2531 xxxx Evaluation Board User s Guide November 2013 Copyright 2013 Texas Instruments Incorporated www ti com ...

Page 13: ...November 2013 LMX2531 xxxx Evaluation Board User s Guide SNAU077A 13 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 1570 Spurs 1540 MHz 1570 MHz 1600 MHz ...

Page 14: ...14 SNAU077A LMX2531 xxxx Evaluation Board User s Guide November 2013 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 1742 Spurs 1712 MHz 1742 MHz 1772 MHz ...

Page 15: ...November 2013 LMX2531 xxxx Evaluation Board User s Guide SNAU077A 15 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 1778 Spurs 1748 MHz 1778 MHz 1808 MHz ...

Page 16: ...16 SNAU077A LMX2531 xxxx Evaluation Board User s Guide November 2013 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 1950 Spurs 1920 MHz 1950 MHz 1980 MHz ...

Page 17: ...November 2013 LMX2531 xxxx Evaluation Board User s Guide SNAU077A 17 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 2140 Spurs 2110 MHz 2140 MHz 2170 MHz ...

Page 18: ...18 SNAU077A LMX2531 xxxx Evaluation Board User s Guide November 2013 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 2265 Spurs 2235 MHz 2265 MHz 2295 MHz ...

Page 19: ...November 2013 LMX2531 xxxx Evaluation Board User s Guide SNAU077A 19 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 2294 Spurs 2264 MHz 2294 MHz 2324 MHz ...

Page 20: ...20 SNAU077A LMX2531 xxxx Evaluation Board User s Guide November 2013 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 1570 Lock Time ...

Page 21: ...November 2013 LMX2531 xxxx Evaluation Board User s Guide SNAU077A 21 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 1742 Lock Time ...

Page 22: ...22 SNAU077A LMX2531 xxxx Evaluation Board User s Guide November 2013 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 1778 Lock Time ...

Page 23: ...November 2013 LMX2531 xxxx Evaluation Board User s Guide SNAU077A 23 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 1950 Lock Time ...

Page 24: ...24 SNAU077A LMX2531 xxxx Evaluation Board User s Guide November 2013 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 2140 Lock Time ...

Page 25: ...November 2013 LMX2531 xxxx Evaluation Board User s Guide SNAU077A 25 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 2265 Lock Time ...

Page 26: ...26 SNAU077A LMX2531 xxxx Evaluation Board User s Guide November 2013 Copyright 2013 Texas Instruments Incorporated www ti com LMX2531 2294 Lock Time rsf ...

Page 27: ...November 2013 LMX2531 xxxx Evaluation Board User s Guide SNAU077A 27 Copyright 2013 Texas Instruments Incorporated www ti com Appendix A Schematics ...

Page 28: ...28 SNAU077A LMX2531 xxxx EVM Master User s Guide November 2013 Copyright 2013 Texas Instruments Incorporated www ti com Appendix B Build Diagram Top Overlay ...

Page 29: ...November 2013 LMX2531 xxxx Evaluation Board User s Guide SNAU077A 29 Copyright 2013 Texas Instruments Incorporated www ti com Bottom Overlay ...

Page 30: ...s the software used to communicate with the EVM Please download the latest version from TI com http www ti com tool codeloader This EVM can be controlled through the uWire interface on board There are two options in communicating with the uWire interface from the computer OPTION 1 Open Codeloader exe Click Select Device Click Port Setup tab Click LPT in Communication Mode OPTION 2 ...

Page 31: ...xx A0 C1 E5 F1 G1 H1 SYNC pin 7 LMK02000 A0 C1 E5 F1 G1 H1 SYNC pin 7 LMK0480x A0 B2 C3 E5 F0 G0 H1 Status_CLKin1 pin 3 LMK04816 4906 A0 B2 C3 E5 F0 G0 H1 Status_CLKin1 pin 3 LMK01801 A0 B4 C5 E2 F0 G0 H1 Test pin 3 SYNC0 pin 10 LMK0482x prelease A0 B5 C3 D2 E4 F0 G0 H1 CLKin1_SEL pin 6 Reset pin 10 LMX2531 A0 E5 F2 G1 H2 Trigger pin 1 LMX2485 7 A0 C1 E5 F2 G1 H0 ENOSC pin 7 CE pin 10 LMK03200 A0 ...

Page 32: ...esponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related information or support that may be provided by TI Buyer represents and agrees that it has all the necessary expertise to create and implement safeguards which anticipate dangerous consequences of failur...

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