LMX2434EVAL National Semiconductor, LMX2434EVAL Datasheet
LMX2434EVAL
Specifications of LMX2434EVAL
Related parts for LMX2434EVAL
LMX2434EVAL Summary of contents
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... EVALUATION BOARD OPERATING INSTRUCTIONS National Semiconductor Corporation Wireless Communications, RF Products Group 2900 Semiconductor Dr. Santa Clara, CA, 95052-8090 LMX2434SLEFPEBI Rev 05.12.06 LMX2434SLE M/S E-170 ...
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LMX2434SLE 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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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS 1.0 General Description The LMX2434SLE Evaluation Board simplifies evaluation of the LMX2434SLE 5.0 GHz/2.5 GHz ™ PLLatinum dual frequency synthesizer. The board enables all performance measurements with no additional support circuitry. The evaluation board consists ...
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LMX2434SLE 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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LMX2434SLE 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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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS 2.2 Loop Filter Bandwidth Measurement Using A Spectrum Analyzer The loop bandwidth is the bandwidth of the closed loop PLL system. It is, by definition, the frequency that makes the forward loop gain equal 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 Operating Instructions from National Semiconductor’s Wireless Communications website: wireless.national.com. LMX2434SLEFPEB ...
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... VCO does not reach these frequencies, use 4645 and/or 4740 MHz frequency. Other than the frequency the waveform should be the same as shown in Figures 4.1.6 and 4.1.7. LMX2434SLEFPEB from National Semiconductor’s Wireless ), and the point the PLL frequency settles within +/- 1 kHz 1 ...
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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS 3.0 Evaluation Board Configuration 3.1 RF PLL Loop Filter Parameters 2.2 kΩ Kφ 560 Ω 8.2 nF 122 nF 3.2 IF PLL Loop Filter Parameters 1.5 kΩ Kφ 270Ω 197 nF LMX2434SLEFPEB Settings ...
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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS 4.0 Typical Performance Measurements The LMX2434SLE 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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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS 4.1 RF PLL Typical Performance Measurements RF PLL Phase Noise at 4.700 GHz at 1.0 kHz Offset = -82.4 dBc/Hz RF PLL Loop Filter Bandwidth (≈14.00 kHz) LMX2434SLEFPEB Figure (4.1.1) Figure (4.1.2) May 12, 2006 ...
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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS RF PLL Reference Spurs at 4.645 GHz at 2.5 MHz Offset < -82.1 dBc RF PLL Reference Spurs at 4.700 GHz at 2.5 MHz Offset < -85.0 dBc LMX2434SLEFPEB Figure (4.1.3) Figure (4.1.4) May 12, ...
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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS RF PLL Reference Spurs at 4.740 GHz at 2.5 MHz Offset < -83.9 dBc LMX2434SLEFPEB Figure (4.1.5) May 12, 2006 11 ...
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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS RF PLL Positive Frequency Switching Waveform 4.625 GHz to 4.760 GHz Lock Time (+/- 1kHz < 810.0 µs) REF -6.8 dBm 2 dB/ CENTER 4.760005010 GHz RES BW 10 kHz RF PLL Negative Frequency Switching ...
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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS 4.2 IF PLL Typical Performance Measurements IF PLL Phase Noise at 2.100 GHz at 1.0 kHz Offset = -88.7 dBc/Hz IF PLL Loop Filter Bandwidth (≈16.00 kHz) LMX2434SLEFPEB Figure (4.2.1) Figure (4.2.2) May 12, 2006 ...
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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS IF PLL Reference Spurs at 2.070 GHz at 2.5 MHz Offset < -89.0 dBc IF PLL Reference Spurs at 2.100 GHz at 2.5 MHz Offset < -86.0 dBc LMX2434SLEFPEB Figure (4.2.3) Figure (4.2.4) May 12, ...
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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS IF PLL Reference Spurs at 2.160 GHz at 2.5 MHz Offset < -86.8 dBc LMX2434SLEFPEB Figure (4.2.5) May 12, 2006 15 ...
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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS IF PLL Positive Lock Time Waveform Using HP53310A Modulation Domain Analyzer 2.070 GHz to 2.160 GHz Lock Time (+/- 1kHz < 684 µs) IF PLL Negative Lock Time Waveform Using HP53310A Modulation Domain Analyzer 2.160 ...
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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS Vcc U4 Vcc LP2985AIM5-2.5 1 Vin C32 C31 C30 R21 2.2 uF 0. ON/OFF R22 Vcc_PLL OPEN IF_OUT C24 R19 R18 18 18 100 pF R17 R39 18 OPEN ...
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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS LMX2434SLE Evaluation Board – Board Layout LMX2434SLEFPEB APPENDIX B: Top Layer Figure (B.1) MidLayer1 Figure (B.2) May 12, 2006 18 ...
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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS LMX2434SLEFPEB MidLayer2 Figure (B.3) Bottom Layer Figure (B.4) May 12, 2006 19 ...
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... KEMET KEMET PANASONIC KEMET CAL CHIP KEMET VISHAY VISHAY VISHAY 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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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS LMX2434SLE Evaluation Board – Build Diagram Bottom Layer – No Components LMX2434SLEFPEB APPENDIX D: Top Layer (Top View) Figure (D.1) May 12, 2006 21 ...
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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS LMX2434SLE How To Setup The Code Loader Software The port setup is necessary to tell the Code Loader program which signals to send to which locations on the computer parallel port. The proper setup for ...
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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS Pin 1 Position For PC Parallel Port And 10-Pin Header LMX2434SLEFPEB Figure (E.3) Default Bits/Pins Setup Figure (E.4) May 12, 2006 23 ...
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LMX2434SLE EVALUATION BOARD OPERATING INSTRUCTIONS LMX2434SLEFPEB RF PLL Default Setup Figure (E.5) IF PLL Default Setup Figure (E.6) May 12, 2006 24 ...