Hello,
Please review the reference designs shown below and they'll provide two methods with the ADS1247. All of the required calculations are included and explained.
http://www.ti.com/tool/TIPD120
http://www.ti.com/tool/TIPD152
Part Number: ADS1247 Other Parts Discussed in Thread: TIPD152 , , TIPD120 Hello,
I just had quite a few boards made using the ADS1247. Referring to the TIPD152 reference design, I didn't ground the CLK input. (Didn't realize that the data sheet says…
Hi Rob,
I assume you are using a PT100. There is a common mode input restriction as noted earlier in this thread. This narrows as you increase gain. My calculations show you should get a result using gain of 16, but not at a gain of 32 or higher. If…
Respected Mr.Collin,
Thanks for replying us, i bring these solutions to my senior engg. but due to some company policy i want sample for TIPD120 , TIPD152
to check its accuracy level.
>> Can your company has free sample policy? if so how can i order…
Markus,
Generally, we're here to help answer questions about using our devices. Doing a complete reference design isn't something that we normally do here in the forum. However, there are a few reference designs that you can look over based on the…
Hi Allen,
There are a couple things you should change or at least consider. You should connect VREFCOM to AVSS (AGND). I'm not sure why you are using AVDD as 3.3V (I will assume that you are trying to limit the noise from the 5V source). Using 3.3V…
