Forum Post: RE: ADS4128: ADS4128 driving and analog filtering
Hi Victor, Here are the front ends (transformer and Differential Amp) used on the ADS4128EVM (Evaluation Module). The diff amp input has pads available for some filtering if you would like to test your...
View ArticleForum Post: RE: ADS4246: getting started with EVM
Hi Ajayt, Is there an error or prompt that occurs in HSDC Pro when you try to capture? If not, do you see a noise floor in the FFT? Best Regards, Dan
View ArticleForum Post: RE: Linux/ADS1299: I want more than data, Like ADS1299 eeg program
Hi Keunsoo, I apologize, I did not understand the question initially. What I think you're asking about is how to receive data continuously as opposed to one sample at a time. Correct? You want to do...
View ArticleForum Post: DAC161S997: RF Oscillating DAC
Part Number: DAC161S997 We have designed your DAC161S997RGH into a new line of 2-wire transmitters, and are having difficulty passing RF Immunity tests. Specifically, your DAC oscillates rail-to-rail...
View ArticleForum Post: ADC128S102: ADC128S102
Part Number: ADC128S102 I am seeing something other than all zeros in first 4 bits of the "Data Out" serial data after the CS for the ADC128S102 is asserted. Please see attached file which shows the...
View ArticleForum Post: RE: ADS1256: Setting up the SPI Logic Analyzer for ADS1256
I have not tried the scope yet, but based on what you said, I would assume that the scope can handle the sharp corners for digital square waves? In other words, does the scope have enough bandwidth to...
View ArticleForum Post: RE: ADS8920B: Replacing a Microchip MCP3550 ADC with an ADS8920B
Hi Ian, Take a look at section 7.5.3 in the datasheet which describes two data transfer time zones (Zone 1 and Zone 2). Zone 1 is the standard SPI transfer zone; Zone 2 is referred to as part of...
View ArticleForum Post: ADC12DJ3200EVM: Question on JMODE Documentation
Part Number: ADC12DJ3200EVM I am looking at some code that resembles JMODE0 Table 20. (page 66) of the ADC12DJ3200 documentation but I don't know where they get the bit ranges. This is what is looks...
View ArticleForum Post: RE: ADS7039-Q1: SPI timing, 16 SCK pulses input
Ryuji-san, Our recommendation is that you follow the guideline that you use 12 SCLKs to clock out the data and then return the /CS high. I don't know of any specific mode the device enters when you...
View ArticleForum Post: RE: ADC12J4000: Frequency Measurement Error
Hi Florian If you are still encountering this issue can you provide any of the data files previously requested? If the issue is resolved please let me know.
View ArticleForum Post: RE: ADS7950: MIN/MAX value for Gain Error in Range 2 case
The performance is similar to Range 1 performance but without values in the datasheet we are not able to provide minimum or maximum values for this specification. Regards, Cynthia
View ArticleForum Post: RE: ADC12DJ2700: Recommended method of interfacing a LVDS source...
Hi Gil The TMSTP+/- inputs use similar input circuitry to that of the CLK+/- and SYSREF+/- inputs. This was done to give better performance matching between those inputs and the signal applied to...
View ArticleForum Post: RE: DAC3161: DAC3161 SPI communication problems
Thanks, DAN: Problem solved by ourselves. The solution from hardware engineer: VHDL language in one loop which is different from Verilog we are using. But the compiler didn’t give warning... Thanks. RM
View ArticleForum Post: RE: ADS7953: Capacitance at REFP and REFM pins
Hello, the layout image was no updated, we made a note to make sure this is done. The capacitor size stated in the text is correct, 10uF, and applies to all the packages Regards, Cynthia
View ArticleForum Post: RE: ADC12DJ3200: Flatness specs
Hi Lacey Here is a plot of the input gain response data taken on 3 units up to 4 GHz input frequency. Negative values are more attenuation, positive values are less attenuation. Some peaking circuitry...
View ArticleForum Post: ADS1299: GPIO Output Current
Part Number: ADS1299 What's the max current that the four digital IO / GPIO can source and sink? Is there characterization data for the GPIO at other datapoints (V_O at various I_O)?
View ArticleForum Post: RE: DAC8771: VDC recommended spec
Hi Viktorija, My colleagues will get back to you on Monday. Thanks, Paul
View ArticleForum Post: RE: ADC128S102: ADC128S102
Hello, Is there a pattern or consistency to the first four bits? Are they always the same, or seem to depend on the input you use? It is good to hear that you are getting the correct conversion...
View ArticleForum Post: RTOS/ADS1298ECGFE-PDK: ADS 1299
Part Number: ADS1298ECGFE-PDK Tool/software: TI-RTOS I tried installing the software on Windows 10 using suggested solution, but still facing the problem, screen shot attached here. Any suggestions to...
View Article