Forum Post: RE: ADS1148: Internal Reference voltage not switching ON
Hi Balazs, Thanks for your post and welcome to the forum! If you take a look at the pin functions table in the datasheet you will see that VREFCOM should be connected to AVSS when using a unipolar...
View ArticleForum Post: RE: ADS7946: ADS7946 REF short to REFGND
It sounds like the devices are being damaged at some point during operation. I would suggest doing a continuity test on your board, just to make sure there are no issues there. Is it possible that the...
View ArticleForum Post: RE: ADC78H90: Ibis Model
Hello, There has been no IBIS model created for this device. Models are usually created based on use case. I will look into this and see if there is a case for a model to be created for this device. If...
View ArticleForum Post: RE: DAC38J84: 4 independent outputs
Hi Domenico The DAC38j84 can be used as 4 independent (real) output as long as: 1. NCO is not used, or used in Fs/2 mixing only 2. QMC gain is used, but not QMC phase Other than these two limitations,...
View ArticleForum Post: RE: ADC32RF45: Load/Store Offset Corrector Coefficients
Hi Ozer Sorry for the delay. One of our ADC experts is reviewing this question. You should get a response today or Monday. Best regards, Jim B
View ArticleForum Post: RE: ADS1602: Harmonic at low frequency
Hello, I am not sure that we have any data at these low frequencies. I will need to research what we do have. I will provide an update by end of business on Monday. You mentioned 20Hz, are you possibly...
View ArticleForum Post: RE: ADS1278-HT: High Temperature accuracy and calibration
Hi, 1) Do you have anymore information of the ADS1278-HT errors over the entire temperature range [CY] The datasheet's Electrical Characteristics Table has two groups of specs, the right most of which...
View ArticleForum Post: RE: AMC7812: seeking support for I2C communication in AMC7812
I had tried this one also, by setting Iconv bit once, but it didn't resolve my problem....A7 is the read register for adc 4 data.(0x27+0x80=0xa7). I just tried with two registers adc 4 and adc 5 and I...
View ArticleForum Post: RE: ADS5296A: Full scale ramp test pattern output format
Hi Niall, How are you? We are using TSW1400EVM to capture the ADS5296A output data. Also we already verified using both 10bit mode and 12bit mode register setting and received the output data using...
View ArticleForum Post: RE: ADS1282EVM-PDK: Anything in the EEPROM would prevent me from...
Hi Marti, Technically, no - the EEPROM on the ADS1282EVM-PDK just contains detail on the when the board was built and tested. That being said, the ADCPro tool does read that EEPROM to try and ensure...
View ArticleForum Post: RE: ADS5296A: Full scale ramp test pattern output format
Hi Chen, Ok thanks, this answer my question. Now that I know what to expect from the output pattern I can look for the issue. I will write the values mentioned to the registers next week and see if...
View ArticleForum Post: RE: ADS1278: How to configure the pins to send data on SPI interface
Hello Bartosz, You are correct; there are no registers to program in this part. You just need to connect the different configuration pins high or low for the different modes of operation. The following...
View ArticleForum Post: RE: ADS131A04EVM: Startup procedure
Michael, I don't see any issues in the timing from the last plot. I did pull out the Saleae file, and this is what the plot looked like: For a closeup of the second and third frames, you can see it...
View ArticleForum Post: RE: ADS8168: Drive capability of REFP? Or use REFIO?
Hello Phil, Welcome to the TI E2E Community. The correct place to connect to the internal reference is the REFIO pin. The internal reference has a 1kohm resistor in series with its output and the REFIO...
View ArticleForum Post: ADS1247: Source Differential Voltage Changes when Connected to ADC
Part Number: ADS1247 I am using the ADS1247 ADC with the AD8476 differential amplifier as the source to the ADC input. I am supplying each with 3.3V, but they are independent (both supply and circuit...
View ArticleForum Post: RE: ADS131A04EVM: ADS131A04EVM
Kost, I think I have a solution for your script loading problem. I believe that the software is looking for a "user" directory for the script. When the software doesn't find the directory, it doesn't...
View ArticleForum Post: RE: ADS8168: Drive capability of REFP? Or use REFIO?
Great! Buffer added... Thanks!
View ArticleForum Post: RE: DDC232: Which Microcontroller for DDC232
Hi Khoi, Sorry for slow reply but as Chen explained I was traveling... Anyhow, when you say 100+ sensors I guess you mean that you will need 3 or 4 DDC232 , right? As explained on the DS (start on pg...
View ArticleForum Post: RE: ADS52J90: Multiple synchronization
Hi Kuramochi-san, (Please visit the site to view this file)Here is the attached more detail explanation for you. It can show align at falling edge and 1 clock cycle gives sufficent margin for hold and...
View ArticleForum Post: ADS1218: Query regarding the External clock
Part Number: ADS1218 Hi Team, I am using ADS1218Y with a external clock of frequency - 2.4576MHz/ Amplitude - 4Vpp from a function generator. I was able to successfully use all functions like...
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