2 independent RF channels
Hello, One of the things we are interested in is using each AD9361's two Rx channels separately for two different bands. I understand that both the Rx chains's mixers are supplied by the same Rx LO...
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Re: ADAU1772 - Active Noise Reduction?
Hi Charles, The ADAU1772 is not a DSP in the same sense as the ADAU1701 or other SigmaDSPs. The ADAU1772 has a small filter engine that allows up to 31 IIR filters to be executed in the span of a...
View ArticleRe: Source codes of EVAL-AD7794EBZ
Hi Gabi, I have sent you a file in your registered mail. Regards, Johnny
View ArticleRe: ADAU1761 Linux Device Driver for kernel v3.8
I've taken the ADI audio_zynq branch and used that as a base for getting audio working on the zed board with our fpga bit stream. I had to make a couple of changes to the spi-xilinx-ps.c to get valid...
View ArticleRe: about circuit model of ADL5367 for ADS simulation?
Hi Jason, I'm afraid that only the magnitude part (dB) of RF and LO s-parameters are available when ADI characterized the part. They're published in figure 27 and 28 of ADL5367 data sheet. In your...
View ArticleRe: about circuit model of ADL5367 for ADS simulation?
Hi Jason, There is 0.5VDC sitting at each port of IF outputs. Regards,Rui
View ArticleRe: AD8137 getting hot when power on
Hi, Lily. That's very good to hear that you had solved your problems very quick. Good job! Let me know if you have other concerns. Regards,Anna
View ArticleRe: AD8138 differential gain and phase specifications
Hi, johnuk. According to the apps engr of this part, AD8138 is a higher-performance version of AD8132 in terms of noise and distortion. Thus AD8138 is as good as AD8132 with regards to these specs and...
View ArticleRe: about VisualAnalog
Hello Doug-san, Pls refer to the Page.7 of the attached file.The indication of voltage became OK.However,Enable Weighting check box is cleared in order to obtain a code, indicate x4 value of voltage.as...
View ArticleReturning from shutdown of REF19x
Hello all, According to the datasheet, REF19x has a current limit protection.REF19x shutdown if supply current exceed 40mA.Does the REF19x return to normal state after resolved low load condition ?Or...
View ArticleRe: ADP5050 uncleared issues (for me)
David, Hopefully, the following answers to your questions will help you decide on whether the ADP5050 meets your design needs. 1. I need to use the 200 mA LDO as 5.4V input and 5V output (and 150mA) is...
View ArticleRe: AD9129
There is an offset current of 1/17 * FS mA, so if you add that to the peak-to-peak range of 9.375x2 = 18.750 mA, you get the full scale current. The offset is always there, so the comment of peak AC...
View ArticleRe: AD9523-1 Win7 drivers
Thanks for your help, Paul! With the updates we got the board communicating in Win7.
View ArticleRe: Refrence Design for AD-FMCOMMS2-EBZ
Thanks Robin, We just got our Zynq board and I'm trying to bring it up. But there seems to be a problem writing the SD card using my laptop internal card reader. The program aborts in the middle of the...
View ArticleRe: POWER-UP/DOWN SEQUENCE of ADV7181D.
Hello. Thank you for your reply.When you finish double checking, please let me know. Best regards.
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Re: ADAU1772 - Active Noise Reduction?
Hi Charles, You can estimate the group delay of any SigmaStudio filter at a frequency of interest by plotting its phase response and approximating its derivative as shown here: Here, the...
View ArticleRe: ADV7630 chip revision codes are different from those described in the...
Hi Davd.Thankyou for your answer.I have understood that there is no other updates to the software manual. Best regards.aimPoint
View ArticleRe: 8221 and input cable length
Emman, Thank you so much for testing it out. The resistors are thin film resistors on silicon die. They are part of a thermal sensor. I spent quite a good amount of time. today, and found that it had...
View ArticleChannel Filter rejection
Hi I'm looking for rejection plots/data on the TX and RX channel filters. In reading the application docs I don't see any reference to these filters except in the Filter Guide where it generally...
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