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Forum Post: ADC34Jxx : Interoperability of JESD for ALTERA FPGA

Hi all, Could you share the inter-operability test data between ALTEAR JESD IP and ADC34Jxx family? Thanks in advance. Toshi

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Forum Post: RE: Read error RDATAC ADS131E04

Hello, For testing purposes I am trying to measure 2.5V with only one ADS131E04 . With RDATA so I can get data perfectly, but with the RDATAC so I can not get correct data. I've attached my electrical...

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Forum Post: RE: HSMC to ADC connector

https://www.altera.com/products/boards_and_kits/dev-kits/altera/kit-arria-v-rf.html . I am using board given in above link. it has 1 FMC and 2 HSMC , 1 fmc i am using for DAC and 1 hsmc-2 am using for...

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Forum Post: ADS1220 signal is alwys high on Data Ready Pin (DRDY)

Hello, I am working on ADS1220 analog to digital board from olimex Board . Here is the link www.olimex.com/.../open-source-hardware an open source hardware for ads1220 . I am working with STM...

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Forum Post: RE: About ADS8558's power suuply sequence

Hello Jose-san Thanks for your quick reply. And thanks for your easy to understand answer! We would like to try recommend to enable AVDD before HVDD. Best regards, Manabu Ito

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Forum Post: RE: ADS1220 signal is alwys high on Data Ready Pin (DRDY)

Hi Sandeep, When both the AVDD and DVDD are applied to the ADS1220 , the ADC will take one conversion then power down. If you want to take another conversion you must send the START command. You can...

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Forum Post: RE: ADS54J42 JESD204B Subclass 0 support

Tim, Per the data sheet, this part supports subclass 0. I will check with the design team on how to connect this input. Regards, Jim

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Forum Post: RE: ADS1231 Low number of samples

Hi Abhijit, The shorted input tests appear normal. There is a slight negative offset (not unusual) and the code variation is within expectations for peak to peak noise. When you connect the load cell...

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Forum Post: RE: TSW54J60/ADS54J60 interleaving correction behaviour at fs/4

On the device is marked: AZ54J60 TI 574 ZOHE G4 (TSW54J60 EVM Rev B) We want to use as much input bandwidth as possible (0-fs/2). The maximum bandwidth will be 200MHz+PA nonlinearities. This will be...

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Forum Post: RE: ADS7886 conversion data after powerup and restart

Hi Hamamoto-san, From ADS7886 's Absolute Maximum Ratings table also as below, it's not a problem for Digital input which is not limited to ADC's +VDD, but it will be a potential problem for analog...

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Forum Post: RE: ADS1291 Power Down

Hi Tom, i did a delay cycle before putting the PWM down and it worked! So the problem was that the ADS1291 didnt went to power down mode and i have to wait 2^10 Clock cycles before putting the PWM...

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Forum Post: RE: ADS1220 signal is alwys high on Data Ready Pin (DRDY)

Hello Bob, Thank for the quick response and your explanation. I am unable to send Images here . I had prepared the block diagram for my connections and sent to the mail id pa_deltasigma_apps@ti.com....

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Forum Post: RE: ADS1220 signal is alwys high on Data Ready Pin (DRDY)

Hello Bob, As my stm board has 5v and 3.3 volts supply so i connected AVdd with 5volts supply from board and Dvdd from 3.3v from same stm board and Avss and Dgnd are taken from the STM board ground so...

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Forum Post: RE: ADS1220 signal is alwys high on Data Ready Pin (DRDY)

Hi Sandeep, I found the email. Just FYI, we don't monitor the email as closely as E2E, so it is always best to start your questions on the forum first. If it becomes necessary we can email. You should...

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Forum Post: RE: ADS8556/8555 internal reference long stability data

Hello Keiichi-san, We do not have long term stability data for ADS8556 /8555 internal reference. Best regards, Jose

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Forum Post: RE: ADS131E08S reference accuracy discrepancy

Hey Bruce, Unfortunately we cannot provide that information publicly. If you would like, I can contact you via email and we can discuss further. Brian

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Forum Post: RE: ADC34J44: SYNC input

Hi Toshi-san, 1. There is no min or max spec on this differential swing at this point. We will gather data and put that into the next data sheet release. The input circuits will look for some...

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Forum Post: DAC8812, communication issue

Dear TI, On one of our old product, we are now using the DAC8812 (we were using AD5545 for many years). However, sometimes we have communication issues with the TI's DAC. We notice the problem by...

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Forum Post: RE: ADS1291 Power Down

Great! Glad to hear that Michael! Were you able to ascertain whether or not the reset was actually taking place as well?

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Forum Post: RE: Read error RDATAC ADS131E04

Hey Carlos, Would you mind zooming in on one of the sequences where you collect the data? Brian

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