Additional design information on the ad9230250 and ad9211200 adc evaluation boards mahmud harun and s. Secondaryside transformer termination im maxim integrated. This may occur especially at high dac update rates. The max1127 evaluation kit ev kit is a fully assembled and tested circuit board that contains all the components necessary to evaluate the performance of the max1126max1127 quad 12bit analogtodigital converter adc. The design is mainly based on the schematic from the example given in the datasheet. Dcdc converter only on backplane tamex2 minor changes in fpga tdc code mostly done power scheme with ldo regulators in revision new differential concept for. Circuits adt11wt that converts the singleended signal to a differential. Set the clock signal and data levels to swing from 03v.
To achieve the best noise performance best snr, a 150 fs should be used. Wideband ad converter frontend design considerations. Ad8352 2 ghz ultralow distortion differential rfif amplifier data. An internal referencebuffer creates the positive and negative reference voltages, reftand refb, respectively, that define the span of the adc core. Figure 1c shows a converter which can use either the internal reference or an external one, but an extra package pin is required. Appointment of auditors is an ordinary business to be convened at the agm. Comparing the simulated response for the 2 focus devices gives the curves of figure 2, where the adt1 1wt is modeled at its 75. Ellingson december 28, 2007 contents 1 introduction 2 2 schematic 3 3 bill of materials 3 bradley dept. To accurately evaluate the dynamic performance of this converter, the input test signal will have to be passed through a highquality bandpass filter. The converter distortion coefficients a 2 and a 3 and noise were computed using these measured results, combined with the 0. Its secondary side connected directly to the input filter network 10.
Page 2 of 3 i specify the tenure of previous appointments of the auditor or auditors firm or its member in the same company in which audit was conducted or is functioning excluding previous years having break of five or more years as specified. These errors are reduced by thecommonmode rejection of the adc. Difference amplifier provides differential tosingleended conversion and dccoupling. In 2, a baseline ad sample rate of 196 msps was selected, which made these. Mini, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Characterization of an ingaasinp singlephoton detector at 200 mhz gate rate chris healey, itzel luciomartinez, michael r. The bd0205f5050a00 is ideal for high volume manufacturing and. This breakout board connects to the de0 evaluation board from altera. The adc14ds105 is a dual 14bit 105 mhz converter with serial lvds outputs. A simple spice modeling technique allows a very close fit to actual response ref. Improving gain flatness without sacrificing dynamic. Model bd0205f5050a00 rev e ultra low profile 1608 balun 50 to 50 balanced description the bd0205f5050a00 is a low profile subminiature balanced to unbalanced transformer designed for differential input, converter device.
Frontend configuration of the ad9445 with transformer. The demdac90xu is designed for the so28 package, while the demdac90xe supports the smaller. Cr6202 cr6202 datasheet pdf switching power supply controller ic fr2a fr2a datasheet pdf 2a, 50v, fast recovery diode wontop 3pda 3pda datasheet pdf 3a, standard recovery diode k4 k4 datasheet pdf 100v, 40a, mosfet dl5250b dl5250b datasheet pdf. The product operates at a 105 msps conversion rate with outstanding dyn amic performance over its full operating range. Dual, voltagefeedback amplifier opa2680forms differential transimpedance amplifier. The ad9640 adc analog to digital converter operates at up to a 125 msps conversion. This is the pcb design for the dac900e 1 from texas instruments, a 165 msps dac with 10 bits resolution. Ac converter characteristics differ in their bus timings. Rf transformer, adt1 1wt datasheet, adt1 1wt circuit, adt1 1wt data sheet. The digitizer is equipped with an clock distribution circuit which can reference to the onboard oscillator or external clock source. Circuits adt11wt yellow, and anaren bd0205f5050a00 green balun. Adt1 1wt input return loss adt1 1wt insertion loss demo board. Starting with a primaryside termination configuration figure 1a, a 50. A free file archiver for extremely high compression.
Adt1 1wt only, lab tests have proven that the gain remains flat within 0. What you need to convert a adt file to a pdf file or how you can create a pdf version from your adt file. As shown in figure 3, the transformers center tap is con datasheet search, datasheets, datasheet search site for. This graph illustrates the significant improvement in gain flatness obtained by using an 800mhz transformer vs. Adc14c105eb and adc12c105eb evaluation boards this users guide applies to the adc14c105eb and adc12c105eb evaluation boards which are used to evaluate the adc14c105 and adc12c105 ad converters, respectively. Figure 3 shows the results for both termination schemes and selections of filter network components and transformers. Driving the adc14ds105 highspeed ad converter for high. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a.
Pdfcreator in its latest version is a strong choice and has all the features of bullzip with the exception of a 64 bit version and more limited watermark abilities. Additional design information on the ad9230250 and. We are happy to announce the maintenance release pdfcreator 1. Dac908 speedplus 8bit 165msps digitaltoanalog converter. Front end configuration of the ad9445 with transformer.
These adcs belong to a family of 12 and 14 bit converters that provide data at rates of up to 105mhz. T2, 3 adt1 1wt case style minicircuits cd542 clock input 2x20 pin headers j1 or j3 pin 19 sma j2 clock output sma j22 rset fixed resistor r91 1. If the internal reference is used, as in figure 1c, ref out is simply externally connected to ref in, and decoupled if required. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and. Create a project open source software business software top downloaded projects. Digital signal processing for bunched beam intensity. Appointment of auditors form adt1 to be filed in 15 days. Ingaasinp singlephoton detector at 200 mhz gate rate. This evaluation board includes a users manual showing a number of. Files of the type adt or files with the file extension. The evaluation boards support the complete family consisting of the 8bit dac908, the 10bit dac900, the 12bit dac902 and the 14bit dac904. Cd542 outline dimensions inch mm maximum ratings pin connections features applications operating temperature 20c to 85c storage temperature 55c to 100c rf power 0.
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