AD5755 working in noisy enviroment
Hi , we are using AD5755 and not using CRC or the Fault pin for SPI data check . We are sending Fixed data to DAC and after noise test we see that even writing to Data register with Fixed data we see...
View ArticleRe: AD7998 instable conversion results
Hi Antonio, Please take note that it is not advisable to leave the input pins of the amplifiers to be in a floating condition for this would be considered at an unknown state. In this case it outputs...
View ArticleRe: ADuCM320 Programming Modes and Interaces
As outlined already in the threadADuCM320 bootloader activationfor now only the MDIO is supported on ADuCM320.
View ArticleRe: AD7190/AD7191, questions for input and PGA inside
Hi Usaghi, I'll check the details of your concern and get back to you. Regards,Jonathan
View ArticleRe: how to downlaod Eval ADT7x20EBZ software
Hello, Lluis I have meet this kind CD software tool install problem, too.It is work after used you provide software installer.Thank you very much.
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Re: AD7879-1 Linux driver
Hithe wikipage provide 3.18 version not 2.6.21 versioncould you bringing this version to us? thanks
View ArticleRe: ADE7880 - What are limitations or restriction when using rogowski coils
Hi Karen Please find my responses below: 1. Is there any document to discuss about how to setup for rogowski coil?hmani: In terms of setup, there are three items you need to do- set correct value for...
View ArticleRe: Where can I get the registers' configuration process of AD9361 from none...
It’s all documented in the AD9361 Manual and Datasheet. Please download the design support package. The naming convention is quite intuitive - and shouldn't cause major headache CTRL_IN0 to CTRL_IN3...
View ArticleRe: AD822 Opamp getting hot while interfacing with S1133 photodode
Hi Suresh,The circuit is an example from the datasheet of the AD8067 of Analog devices.The purporse of 49.9K adn 0.33pF it is to compensate the offset due to the bias current.photodiode amplifier and...
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About HMC764LP6CE frequency lock and phase noise issue
Dear Sir, We found the problem for HMC764 on frequency locking under integrated mode & bad phase noise once locked.Below is our inquiry, pls help to clarify. Thanks.1. How is the register setting...
View ArticleAD9364 VDD1P3_BB Power supply
Hi all, I designed a custom board with AD9364 with Artix FPGA. I am facing a facing a problem with 1.3 V Supply section, I checked the power supply section individually, it is working fine. Let me...
View ArticleRe: AD822 Opamp getting hot while interfacing with S1133 photodode
Hi Unai, I don't understand ""If the offset is important, you could try to decouple the output of the amplifier with a capacitor."" I think you are telling like add decoupling capacitor...
View ArticleRe: Question on the AD9122 core
Hello larsc,I have a query.Instead of dma, I would like to use my custom ip to generate 64 bit data.At what clock should I generate this data?Should it be equal to fifo_rd_clk = 122.88 MHz?Thanks
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Re: AD822 Opamp getting hot while interfacing with S1133 photodode
Hi Suresh,you have to connect the capacitor in series.The value depends on the frequency of the signal. This is assuming you are measuring an AC signal.What is your input signal range and frequency?...
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Re: AD9364 overvoltage protectoin RF inputs
Thank you, tlili, but I could not find a diode with so small "Threshold Level". (A typical value is 7 dBm to 20 dBm)I have one question:The maximum safe input level is +2.5 dBm peak (single-ended,...
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Re: ADC Port on Flex MC LV kit
Hi Shery1, I saw that a similar question was also posted on the DSP forum page by you, I believe it's best suited there. Please let us know if you need more information on interface/isolation products...
View ArticleRe: image processing demo for BF527 in Blackfin Processors
Hi, Thanks for Quick reply.Where Most of Software module file contain Board rev2.2.But i have ver 2.0 BF527 along original CCES and VDSP++. I want to run Blackfin...
View ArticleRe: problem with lower frequency range
hi i am using ad9959 DDS in my design here i need to generate from 0 to 20000kHz, but when my frequency is less than 30Hz amplitude is decreasing may i get any reason for this, and expecting solution...
View ArticleRe: ADV7625 OSD Problem
Hi All, The OSD register value read out as follow:16:21:38.109(38/2A)Text:"08:44.406 0x00=0x1C "16:21:38.109(39/2A)Text:"08:44.406 0x01=0x00 "16:21:38.140(3A/2A)Text:"08:44.406 0x02=0x00...
View ArticleRe: Sine wave in No-os driver FMcomms1-ebz
DragosB, I have downloaded vivado 2014.2 and build all the libraries and then project for ZED board and zc706 board.Now my query is how to proceed to add a custom design into my project.Any flow is...
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