Forum Post: RE: ADS1224: IBIS Model behavior
Hi Bob-san, Thank you so much for the information. How can we confirm that dV/dt_f and dV/dt_r of IBIS model? The dV/dt of ADS1220 is different from ADS1224 although ADS1220 has the timing requirement...
View ArticleForum Post: RE: ADS114S08B: OFCAL register reading error
Hi Bob, of course I attach here the communications waveforms. As I told you before it is aslo strange that the DOUT remains at high level also after /CS goes high. I notify that we are able to read...
View ArticleForum Post: RE: ADC12D1600: Data from the ADC is not correct.
Hi Jim! Sorry for not immediately answering, I was busy. I put aside this board with ADC12D1600 ADC. I have a board with ADC ADC08D1500 and FPGA. I decided to check correctly I accept the data from the...
View ArticleForum Post: RE: ADS1299EEGFE-PDK: Software for the performance development...
Hi Cris, Thanks for your post and welcome to the forum! Is the MMB0 powering up properly? It is not always clear, but the USB connection is only meant for communication, not power. You can power the...
View ArticleForum Post: RE: ADS131E08EVM-PDK: ENOB calculation
Hi Joseph, Thanks for your response, In REF5040 datasheet Low Noise: 3 μVPP/V is given which same for REF5025 as they are in same family. So which Low noise reference IC is mounted on EVM board. In our...
View ArticleForum Post: RE: ADS1256EVM-PDK: Missing driver "Download failed... reset the...
It looks like it didn't help. First I get a message saying "firmware found...downloading" then it goes "downloading failed...reset hardware" Do you know any other solution? Thanks Marc
View ArticleForum Post: RE: ADS1292R: ADS1292R LA ,RA and RLDOUT pins require length...
Dear Alexander, Thank you for inputs.
View ArticleForum Post: RE: ADS1256EVM-PDK: Missing driver "Download failed... reset the...
Ok, I found the solution!!! I didn't know you had to add a 5V power supply. My bad. Thanks for everything. Marc
View ArticleForum Post: ADS1256EVM-PDK: Continuous read
Part Number: ADS1256EVM-PDK Hello, I'm using ADCPro with the ADS1256EVM test plugin. I can see there's 4 different tests but none of them suit my needs. Is it possible to generate a simple data plot...
View ArticleForum Post: RE: ADS131E08: ADS131E08 with Unipolar Power Supplies in a...
Hi Joseph, I have finally tried tu use a voltage reference Vrefp at 1.65V with all INxN at 1.65V as well and effectively I get the full digital range for 16bit from 0x8000 to 0x7FFF for an input analog...
View ArticleForum Post: RE: ADS131A04EVM: Random spikes in data
The channel 1 inputs are shorted and connected to ground. Repeated test with analog supply set to +-2.5V, which puts the analog inputs at mid-scale of supply. Again received spurious spikes, sometime a...
View ArticleForum Post: RE: ADS1299: Biasing the Patient with a Feedback Loop
Hi Ryan, Thanks for the experiment.... I was thinking that at 50-60 Hz of common mode noise, we had a better inversion of the feedback loop, so we could compensate the common mode noise completely....
View ArticleForum Post: RE: CCS/ADS131E08: STATUS REGISTER SHOWS HIGH FOR FAULT_STATN...
Hi, This may take some time to get an answer on this. As you've noted, the MUXn bits can be used to connect the inputs a variety of functions including the test signal, supply measurement, temperature...
View ArticleForum Post: RE: TPL0501-100: Using Digital Potentiometer to control the gain...
Hello, Uttam. [quote user="Uttam Sahu"]The maximum voltage allowed for every resistor terminal is VDD.[/quote] I see thanks for your reply. Also, appreciate that you recommended an alternative product....
View ArticleForum Post: ADS1293: ads1293 EVM failing the triangle waveform with DC -300mV
Part Number: ADS1293 hi Team, customer doing the waveform test on the ads1293 evm (previously they used and tested with ads1291 there is a test in the regulation with DC -300mV triangle wave input, but...
View ArticleForum Post: RE: ADS1294R: Bits Flickering in Lead Off registers
Hi Tom, We are improving the Quality of PCB Regarding this ADS IC PRoblem. I will update the status once the new board test completed. Shall we derive Respiration Rate From RA-LA(Lead I) and RA-LL(Lead...
View ArticleForum Post: RE: ADS1294R: Bits Flickering in Lead Off registers
Hi Vignesh, Looking forward to the testing results from your new PCB! I am not familiar with deriving the respiration rate from the leads. This video at 5:24 gives a brief overview of the respiration...
View ArticleForum Post: RE: ADS1292ECG-FE: Updated link to software now appears to have...
Hi Michael, Thanks for your post and welcome to the forum! Our FTP site was taken down due to security concerns. The software link is now on the ADS1292ECG-FE product page: www.ti.com/.../ADS1292ECG-FE...
View ArticleForum Post: RE: ADS1299: Impendance Measurement, Current flow
Hi Stephane, Sorry we missed your post yesterday, we'll get back to you shortly.
View ArticleForum Post: RE: DDC264EVM: Are the design files available?
Hi My email address is: steve@doddsdesign.co.uk Many thanks Steve
View Article