Re: AD9129 Resource Problems
Hi Gonzalo, Ensure your computer is configured to allow Passive FTP and that your corporate firewall is not blocking FTP. You may want to try an FTP client like FileZilla: FileZilla - Client...
View ArticleRe: ADM6713 Absolute Maximum Ratings Question
Absolute maximum rating are typically valid over the full temperature range although as you noted in this datasheet and others we have the TA=25degC listed. We are looking into this with the dev team...
View ArticleAD9361 Tx Attenuation glitches during transitions
Hello,We have noticed that when changing by 1LSB the Tx attenuation of the AD9361, the output power momentarily (~ 1-1.5 us) changes by ~3.0dB. The problem only occurs at specific attenuation indexes....
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Re: RGB video and ADV7403
This particular evaluation board is intended for the ADV7390/ADV7391/ADV7392/ADV7393 and as such only supports standard TV formats:* 480i (composite video input, S-video input, component video input)*...
View ArticleRe: AD9257: Initialization time
Dear Mr. K, Thanks for your question. There is an analog portion and a digital portion to the time after power-up the AD9257 needs to be operational. The analog portion is nominally about 350us. This...
View ArticleDecimation and Multi-Rate with Sigma Studio?
My SigmaStudio design includes a stereo decoder and then several other processes. The decoder has to run at least at 96kHz sample rate (best at 192kHz). The problem I'm running into is that I have to...
View ArticleRe: Questions about ADUM3070
Tarzan: My response to your questions in order below:1. The max duty cycle is 0.4 for the ADuM3070 but in the Transformer Design section of the datasheet it is advised to use 0.3 typical for most...
View ArticleRe: On ADE7756 Chip
Hi Mostafaq, The ADC output code would be in 2's compliment form with the upper 4-bits being the same as the sign bit (20th bit). This means that the ADC output could be 0xD7AE1 = -165,151d and the...
View ArticleRe: evaluation board AD7294-2SDZ
Hello, I figured it out based on the figure on the first page of application note. Thank you.Sveta
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ADAU1701 Output Level Detection over i2c
So .. what I am trying to do is read the output level of a channel on the 1701 over i2c and display a VU meter style bar graph on an LCD I have tried adding a level meter to the schematic like so:...
View ArticleRe: AD9361 Noise Figure Specification
OK, I see your point. Can you provide any information on the measurement method that was used? (i.e. 'Y' Factor technique?) . I also wondered if the transceiver was in FDD mode, FDD - RX Only mode or...
View ArticleRe: Decimation and Multi-Rate with Sigma Studio?
The easiest approach is to use one of the larger chips, but I understand the temptation to stick with -1701. I need so much I/O in my design that I just went with two -1701s. For a single -1701...
View ArticleADE7880 - How to set up for phase Harmonics monitoring / calculation
Hello, I have questions regarding the setup for ADE7880 harmonics calculation 1. VLEVEL register value calculation On the equation 22, rms value of the phase voltages when the ADC inputs are at full...
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Capturing data fail using AD9625 EVB and ADC-EVALEZ
I've just received the AD9625 Eval board and HSC-ADC-EVALEZ FPGA capture board. Hooking these together and using VisualAnalog and the SPIController software I can capture an RF signal; to capture a...
View Article4:1 HDMI switch with OSD
I am looking for a product that can be a 4:1 HDMI switch. But I would like it to havr OSD capabilities (so I can indicate whivch channel is active). I have found the ADV7623, which looks like it will...
View ArticleRe: What is output of ADA4691-2 in Shutdown?
Hi, Emman I'm sorry, I was mistaken. I was re-press the correct button. Best regard,sss
View ArticleRe: ADL5811 connection with ADL5387
Hi, Jiwei, The demodulators should be selected based on your frequency range and signal dynamic range requirements. RF/IF demodulators are listed on the following web page: RF Modulators | RF...
View ArticleRe: AD9361, AGC with LTE10 MHz configuration
What are the readings? How much of a change are you seeing? What is the signal level that you are applying?
View ArticleWhich is right for me?
Hello everyone, I am new here and to high speed electronic design and need some help! I need to use a ADC to sample amplitude of a 2.4ghz RF source. I'm not sure after looking and data sheets what I...
View ArticleRe: design a low pass filter for the daq input
I fill the necessary information on the filter wizard as follows Gain-6dB-3dB=40MhzStop band=50Mhz (nyquist frequency of my daq card)Gain at F stop frequency as (6 dB - 60 dB) as I found the...
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