Forum Post: RE: TLV320AIC3254 - miniDSP question and AD preamp offset issue
[quote user="Vojtech Bubnik"]Hello.I am experimenting with the TLV320AIC3254 evaluation kit. My target goal is to produce a low power shortwave radio, where most of the processing is done by the 3254....
View ArticleForum Post: RE: LM49450 Digital Input leakage Current and Default Register...
Brian, Thanks, is the information which I required. Eric
View ArticleForum Post: RE: AIC3254: Is any possible to use external SPI Flash as...
Hi,If your worried about using too many MCU resources then upgrade to another one. Unless you want to overcomplicate things, using an external flash to store and read from with the MCU seems the most...
View ArticleForum Post: AIC32x4: Different beep sound quality between 44.1kHz and...
Hi community member,Would you please provide the advices for me in order to improve the following phenomenon?[Phenomenon]When changed the sampling frequency from 44.1kHz to 11.025kHz, the sound quality...
View ArticleForum Post: RE: LM49450 Codec Short Circuit Protection
Hi Brian,The short was between the Speaker + and the Speaker - terminals (pins) of our custom board. This was due to an incorrect pinout of a common mode choke. Hence the speaker + and the speaker -...
View ArticleForum Post: RE: TLV320AIC3254
Hi,You first need to choose the correct Framework for your device, then you will be able to use the AEC. But be aware that the examples given are not entirely useable with your particular application....
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Forum Post: Does AIC32x4 support Mono channel I2S bus ?
I want to use AIC32x4 with mono mode ? But I did not see any support on AIC32x4 datasheet. Does AIC32x4 support Mono channel I2S bus ?I use AIC32x4 with these configurations ://...
View ArticleForum Post: RE: ADS4229 input clock to output clock delay variation
Hi,If two devices are operating at the same temperature and supply, the input clock to output clock propagation delay can vary by +/-600ps around its mean value.Thanks,KW
View ArticleForum Post: RE: TSW1400
Kang,Please find the ppt with the GUI and IN/Output waveformsI do not see any red flags in the Alarm section.Let me know if I am doing something incorrect.(Please visit the site to view this...
View ArticleForum Post: RE: TLV320AIC34 and TLV320AIC3105 queries
Hi Elvin,Again, this will depend on the exact connects that are made. You would need to show all of the possible connections (i.e. what does the circuit look like when mics are plugged in, not plugged...
View ArticleForum Post: PCM4202 / Input voltage, full-scale at DSD mode
Hi Team,I would like to know about Input voltage, full-scale at DSD mode. There is Input voltage, full-scale as 6.0Vpp in datasheet, then I believe this is for PCM mode. Is this spec applied for also...
View ArticleForum Post: RE: Linux Driver for ADC128D818CIMTX
Hi Reshmi,We do not currently have an ADC128D818CIMTX Linux driver. But you can go to www.lm-sensors.org to see all sensor IC Linux drivers. I placed a request for an ADC128D818 driver for you using...
View ArticleForum Post: RE: What happens Vout on the PCM17xx if BCK starts and stops?
I took the PCM1742 as an example. Page 12 describes the Audio Serial Interface, and from what is stated, it seems the VOUT is going to be at the bipolar zero level of Vcc/2, but only after BCK is...
View ArticleForum Post: RE: ADS7263
Hi Marc,Can you grab a scope shot showing the relationship of SDI/SDO and your RD+CONVST to the SCLK, and then another showing BUSY with RD+CONVST to SCLK? By your description above, it sounds like...
View ArticleForum Post: ADS1672 VREF
Hello,I am testing the ADS1672EVM and i found the datasheet shows that the typical VREF input is 3.0V. We have an application that needs a reference of 4.096V, therefore I tried to removed and replaced...
View ArticleForum Post: RE: ADS1217 - reset due external interference
Hi Jiri,Can I assume that you have inner layers to your board? Can you send me the inner layer plots too? Were you able to pass any levels of the IEC61000-4-4 (like threat level 1, 2 or 3)? For the...
View ArticleForum Post: RE: AIC3254 and RF Noise
[quote user="Simon Attard"]Hi all,I am building a wireless audio system using an AIC3254 audio codec and a Bluetooth module. I am having a problem because of RF interference from the Bluetooth module....
View ArticleForum Post: RE: ADS7263
Hi Tom,Thanks for the reply, I will work on collecting the data for you tomorrow to post. I can share the part of the schematic that documents how we have connected the ADC(s). -Marc
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