Forum Post: RE: ADC3422: test PRBS generated on LVDS outputs
Hi Andrea, Please see the attached config file with the proper register sequence and also this help align the outputs. Regards, Rob e2e.ti.com/.../RampAlign.cfg Here is the pic of the ADC GUI, where...
View ArticleForum Post: RE: TLV571: TLV571 SPICE Model
Hi Slavica, In general, there are no preexisting SPICE models for ADCs since you can only simulate the analog side of the device. I've linked below a video that you can use to building an accurate...
View ArticleForum Post: RE: ADS7953: Read Comment for component
Hi Berkan, Can you clarify what mode you will be operating the device in? I can help in providing an example logic capture for your case. Regards, Joel
View ArticleForum Post: RE: ADS7953: ADS7953SDBTR -with CRC
Hi Bhupathi, There is currently no other 16-channel, 12-bit, pin-compatible device with CRC in our portfolio. I do suggest looking at the ADS7038 device, which is an 8-channel, 12-bit device that does...
View ArticleForum Post: RE: AMC1035: Difference between ENOB capabilities of modulator IC...
Yeah, this is perfect. Thank you for the reply, the calculation spreadsheet, and additional recommendations!
View ArticleForum Post: RE: LM2596S-ADJEVM: LM2596S-ADJEVM
Hello Please explain what CMRT refers to. Thanks
View ArticleForum Post: DAC8760: what is DVDD current draw when using external 3.3V supply?
Part Number: DAC8760 Tool/software: I'm using an external 3.3V power supply for DVDD. What is the DVDD current draw?
View ArticleForum Post: RE: ADS131M02: Jumps in ADC reading
Hi Luca, Shorting the input on the ADC is a good way to check and identify where the issue was caused and generated. Your test result has demonstrated it. Any common mode voltage on both AINP and AINN...
View ArticleForum Post: ADS7066: Is it possible to use a 1.6V external reference voltage?
Part Number: ADS7066 Tool/software: I have an application in which I am measuring bidirectional current using an INA241. I have both references of the INA241 tied to my analog reference voltage (which...
View ArticleForum Post: RE: DAC8760: what is DVDD current draw when using external 3.3V...
David, The DVDD current is listed as "DIDD" in the data sheet in the Electrical Characteristics table on page 10: In the table, it lists a specification of 1mA maximum input current for the supply....
View ArticleForum Post: RE: ADS131M08: The technology support need for ADS131M08
Hi Zhang Liang, See the answers below: 1. This is a delta-sigma ADC that is quite different from a SAR ADC you thought. Delta-sigma is an oversampling converter that samples the input at the modulator...
View ArticleForum Post: RE: ADS1285EVM-PDK: AVDD1 adjustment
Hello Lhagva, I do not see this problem on my EVM. You have selected 4.096MHz for the ADC clock. In this mode, you should also set Power Mode to Low Power. Also, please confirm J7 is in the 4MHz...
View ArticleForum Post: RE: ADS131M02: Group Delay
Hi AlexWalton42, Yes, it requires an additional 1-cycle latency for logic execution. BR, Dale
View ArticleForum Post: RE: ADS7066: Is it possible to use a 1.6V external reference...
Hello Michael, Thank you for posting on TI's E2E forum! That is a very interesting use case that would be convenient to have. You are correct, the ADS7066's external reference input range has a...
View ArticleForum Post: RE: ADS131M02-Q1:Calculation of Global Chop Mode
Hi Yuto Maeno, 0.754 ms is mentioned in the application section of 9.2.2.1 Current Shunt Measurement in ADS131M02-Q1 datasheet, ADS131M02-Q1 operates at 4 kSPS (OSR = 1024, high-resolution mode) using...
View ArticleForum Post: RE: ADS1148: Compliance voltage of IDAC Pin
Hi peimin Wu, This is a little confusing, but the signals for 1.5mA, 1mA, 0.75mA, and 0.5mA are all consistent between the two images The other three I have circled in the image below. You can treat...
View ArticleForum Post: RE: ADS1115: Error Offset for Outputted Voltage Differential...
Hi Arturo Goche, What do you mean by "voltage differential"? Is that a measured voltage at the ADC inputs, or are you convertring the ADC output code to voltage? Do you have a schematic you can share?...
View ArticleForum Post: RE: ADS1261: Responding with All Zeros
Hi Everett Everett, Can you clarify how your signals are labeled in the images you sent? Each signal has a written label, and then underneath has an associated label for the SPI analyzer. For example,...
View ArticleForum Post: RE: ADS131M02-Q1:Calculation of Global Chop Mode
Thanks, The appropriate basis for setting the default value of the 16t MOD is what?
View ArticleForum Post: RE: ADS1235: Inconsistent Measurement Drift and Step Changes in...
Hi Edgar Ripoll Vercellone, Thanks for providing the requested information, let me know when you are able to run the additional tests -Bryan
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