Forum Post: RE: PCM1861 Pin Terminal Configuration
Hi, Rens,Wow! How did we miss that in our reviews? Thanks for pointing this out to us!I've asked my colleague to confirm the correct pin out and get the data sheet updated.d2
View ArticleForum Post: RE: pcm3060 functions library
Im sorry ,but im novice ,then can you explain me how to program this from scratch from the launchpad or give mesome clue?I want to for experiment with audio dsp fx's.Thankspd: conected via i2c .
View ArticleForum Post: Using DAC NCO to solve LO fractional spur problem
Hi all,If you have LO/synthesizer debug experience, you may know "fractional spur" in fractional PLL. Some of them are easy to be suppressed by dither. Rut one kind of fractional spur, called "integer...
View ArticleForum Post: RE: LDC1000EVM API
Has this "next release" been uploaded yet? I don't see anything new on the EVM page.
View ArticleForum Post: RE: LMP90100 ODR in multi-channel configuration
Dear all,I have resolved the problems described in point 5) setting the interrupt on the falling edge of DRDYB instead of the rising edge.Definitely figure 59 of the chip manual is wrong because it...
View ArticleForum Post: RE: ADS1298R Respiration / V6 mux
Hello,I am solving exactly this problem. Is there in TI production any suitable switch or mux with same (or comparable) spec. like the mux inside the ADS1298R? Of coarse, it should be an digitally...
View ArticleForum Post: RE: THS8200 NRND
Dmitry,All the TVP and THS products are now NRND (except the TVP5150AM1) due to support issues. We are no longer able to provide high levels of design in support.Unfortunately we do not have any other...
View ArticleForum Post: RE: ADS1248 power on reset problem
Hi Nagaraj,On power up, the device is held in reset for 2^16 fclk cycles. This delay allows for the analog portion of the ADS1248 to complete the power up and all circuitry to settle. If using the...
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Forum Post: ADS1299 EVM DIFFERENTIAL INPUTS SETUP
Hy Guys.can anybody guide me?,guidemetoouser isunclear.I've been trying to initialize ADS1299 EVM in DIFFERENTIAL INPUTS mode, but I dont understand whyit doesnt work.1.-INPis the positiveinputofthe...
View ArticleForum Post: DAC34SH84 doesn't output and DACx AVDD voltages incorrect.
We are in the process of testing our dac circuit board design built with a DAC34SH84. We have confirmed our power supplies, confirmed we have read/write access to the registers and that our clock...
View ArticleForum Post: RE: ADS1298 - filtering inputs signals
Hello Radoslaw, The internal EMI filters serve a different purpose than the input filters. The EMI filters have a -3dB cutoff frequency of about 3MHz. The input filters, on the other hand, would be...
View ArticleForum Post: RE: ADS1292R Thermal Pad
For the QFN package, the PowerPad should be connected to AVSS
View ArticleForum Post: RE: Design of 12 bit analog output with 1A current source
Erfan,In the design summary section of the document you can see the conditions under which the design was intended to operate. In this case the design required a 40V supply limited to 1A of source...
View ArticleForum Post: LMP90099 Datasheet Clarifications
Assuming a setting of both single ended and differential inputs, with 0-5V input range, having an external reference, VA=5V, and VIO=3.3V, could we get clarifications on the following:If the buffer is...
View ArticleForum Post: RE: DAC8581 - NRND
Aleix,Thanks for the extra information. Can you share some more information about the application? I'm curious why differential non-linearity was one of the specifications that is a priority for you...
View ArticleForum Post: RE: Switching Gas Sensor Platform to Oxygen Mode (LMP91000)
Hello William,One of our team members has used CCS to successfully program the gas sensor. Could you please check that connector of CC debugger is installer properly (the notch should be facing outside...
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Forum Post: RE: ADS42B49 EVM and TSW1400
Time capture from channel B using same input signal...241MHz input, Fs=240MHz. EVM is set up for parallel configuration...Bin-LVDS output format selected.
View ArticleForum Post: RE: tlv320AIC3204 adaptive filtering
The highlighted parts are the biquad coefficients in hexadecimal notation. Each coefficient uses 3 bytes + 1 filler byte for a total of 4 bytes. In your example, you write 5 coefficients for each...
View ArticleForum Post: RE: AIC3254 = Marvell PXA320 I2S Interconnection...
You can configure the AIC3254 to put out the WCLK signal and then you can measure it with a scope. If the PLL works correctly, this signal will look like a clean square wave with the sampling frequency.
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