LMX2430EVAL National Semiconductor, LMX2430EVAL Datasheet
LMX2430EVAL
Specifications of LMX2430EVAL
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LMX2430EVAL Summary of contents
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... LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS National Semiconductor Corporation Wireless Communications, RF Products Group 2900 Semiconductor Dr. Santa Clara, CA, 95052-8090 LMX2430SLEFPEBI Rev 02.03.06 M/S A2-600 ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS Table of Contents 1.0 General Description .............................................................................................................. 1 1.1 Quick Start ............................................................................................................................ 1 1.1.1 Recommended Test Equipment ................................................................................ 1 1.1.2 Connection And Setup ............................................................................................... 2 2.0 Measurement Considerations............................................................................................... 3 2.1 Phase Noise Measurement Using A ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS 1.0 General Description The LMX2430SLE Evaluation Board simplifies evaluation of the LMX2430SLE 3.0 GHz/0.8 GHz PLLatinum dual frequency synthesizer. The board enables all performance measurements with no additional support circuitry. The evaluation board consists ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS 1.1.2 Connection And Setup 1. Connect the RF_OUT/IF_OUT output port to the input of the spectrum analyzer for phase noise and reference spur measurement or to the input of the modulation domain analyzer for lock ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS 2.0 Measurement Considerations 2.1 Phase Noise Measurement Using A Spectrum Analyzer The phase noise characteristics of the PLL can be measured on a spectrum analyzer or a phase noise test set. The spectrum analyzer test ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS 2.3 Reference Spur Measurement Using A Spectrum Analyzer The reference sidebands can be seen on a spectrum analyzer and are measured in dBc. The CodeLoader software is used to set the desired frequency and to ...
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... Use the BurstMode tab of the CodeLoader software to program the device to toggle between a desired minimum and maximum frequency necessary to include a sufficient delay, such as 100000, after each programming command. For more detail, refer to the BurstMode Tab section in the CodeLoader 2 Operating Instructions from National Semiconductor’s Wireless Communications website: http://wireless.national.com/. LMX2430SLEFPEB ...
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... It is necessary to include a sufficient delay, such as 10000000, after each programming command. Refer to the Burst Mode Tab section in the CodeLoader 2 Operating Instructions from National Semiconductor’s Wireless Communications website: http://wireless.national.com/. The lock time is the time difference ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS 3.0 Evaluation Board Configuration 3.1 RF PLL Loop Filter Parameters 8.2 kΩ Kφ 1.5 kΩ 1.8 nF 27.6 nF 3.2 IF PLL Loop Filter Parameters Kφ 8.2 kΩ 330 pF 3.3 nF LMX2430SLEFPEB Settings For ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS 4.0 Typical Performance Measurements The LMX2430SLE Evaluation Board has been tested to meet the typical performance criteria as shown below: Evaluation Conditions: V Operating Voltage cc TCXO Frequency RF VCO Tuning Range RF Comparison Frequency ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS 4.1 RF PLL Typical Performance Measurements RF PLL Phase Noise at 2.750 GHz at 1.0 kHz Offset = -84.9 dBc/Hz RF PLL Loop Filter Bandwidth (≈27.00 kHz) LMX2430SLEFPEB Figure (4.1.1) Figure (4.1.2) February 3,2006 9 ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS RF PLL Reference Spurs at 2.675 GHz at 1.0 MHz Offset < -81.6 dBc RF PLL Reference Spurs at 2.750 GHz at 1.0 MHz Offset < -84.9 dBc LMX2430SLEFPEB Figure (4.1.3) Figure (4.1.4) February 3,2006 ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS RF PLL Reference Spurs at 2.790 GHz at 1.0 MHz Offset < -82.7 dBc LMX2430SLEFPEB Figure (4.1.5) February 3,2006 11 ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS RF PLL Positive Frequency Switching Waveform 2.675 GHz to 2.790 GHz Lock Time (+/- 1kHz < 600.0 µs) REF -14.5 dBm 2 dB/ CENTER 2.790005110 GHz RES BW 10 kHz RF PLL Negative Frequency Switching ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS 4.2 IF PLL Typical Performance Measurements IF PLL Phase Noise at 773.00 MHz at 1.0 kHz Offset = -88.0 dBc/Hz IF PLL Loop Filter Bandwidth (≈23.00 kHz) LMX2430SLEFPEB Figure (4.2.1) Figure (4.2.2) February 3,2006 13 ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS IF PLL Reference Spurs at 754.000 MHz at 200.0 kHz Offset < -79.1 dBc IF PLL Reference Spurs at 773.000 MHz at 200.0 kHz Offset < -81.0 dBc LMX2430SLEFPEB Figure (4.2.3) Figure (4.2.4) February 3,2006 ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS IF PLL Reference Spurs at 780.000 MHz at 200.0 kHz Offset < -80.5 dBc LMX2430SLEFPEB Figure (4.2.5) February 3,2006 15 ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS IF PLL Positive Lock Time Waveform Using HP53310A Modulation Domain Analyzer 754.000 MHz to 780.000 MHz Lock Time (+/- 1kHz - 205.0 µs) IF PLL Negative Lock Time Waveform Using HP53310A Modulation Domain Analyzer 780.000 ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS Vcc U4 Vcc LP2985AIM5-2.5 1 Vin C32 C31 C30 R21 2 Vcc_PLL ON/OFF BYPASS R22 OPEN IF_OUT C24 R19 R18 18 18 100 pF R17 R39 18 ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS LMX2430SLE Evaluation Board – Board Layout LMX2430SLEFPEB APPENDIX B: Top Layer Figure (B.1) MidLayer1 Figure (B.2) February 3,2006 18 ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS LMX2430SLEFPEB MidLayer2 Figure (B.3) Bo ttom Laye r Figure (B.4) February 3,2006 19 ...
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... KEMET KEMET KEMET KEMET KEMET KEMET KEMET KEMET CAL CHIP VISHAY VISHAY VISHAY VISHAY SEI SEI STEWARD CDI COMM CON CONNECTORS COMM CON CONNECTORS COMM CON CONNECTORS NATIONAL SEMICONDUCTOR NATIONAL SEMICONDUCTOR NATIONAL SEMICONDUCTOR VARI-L VARI-L LUX MANUFACTURING ORLANDER INC ORLANDER INC 20 ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS LMX2430SLE Evaluation Board – Build Diagram Bottom LMX2430SLEFPEB APPENDIX Layer (To p View) Figure (D.1) Layer – No Components February 3,2006 21 ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS LM X2430SLE How To Setup The CodeLoader Softwa The port setup is necessary to tell the CodeLoader program which signals to send to which locations on the computer parallel B its/Pins page controls special functions ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS Pin 1 Position For PC LMX2430SLEFPEB Parallel Port And 10-Pin Header Figure (E.3) Default Bits/Pins Setup Figure (E.4) February 3,2006 23 ...
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LMX2430SLE EVALUATION BOARD OPERATING INSTRUCTIONS LMX2430SLEFPEB RF PLL Default Setup Figure (E.5) IF PLL Default Setup Figure (E.6) February 3,2006 24 ...