Search tips
Showing 121 results View by: Thread Post Sort by

  • ADS1246: Recommendations for ADC Selection

    Part Number: ADS1246 Other Parts Discussed in Thread: ADS124S08 , , ADS124S06 Hello, I'm looking for an ADC to fit the following specifications. It has to measure a PT1000 RTD from a range of -50degC to 300 degC with a precision of 0.001 degC across…

  • ADS1246: PGA set to 1 but readings are 4 times to high

    TI Thinks Resolved
    Part Number: ADS1246 Other Parts Discussed in Thread: REF5020 we are using ADS1246 for some years now without any problems but recently we encountered many devices which were overdriven. We checked analog (-2.8V,+2.8V) and digital (3.3V) supply voltages…
    • Answered

  • ADS1246: ADS1246 counts are off by half

    Resolved
    Part Number: ADS1246 Good day folks I am using the aforementioned ADC unbalanced (+3.6V, -1.0V), 2.048Vref, auto-ranging the PGA, one-shot operation through the wake/sleep commands. My problems is that any input voltage greater than 0.5V the counts are…
    • Resolved
    • Answered

  • ADS1246: Problems with Factory Trim

    Resolved
    Part Number: ADS1246 Hi , I use AD1246 in designs to measure mV in around 0-10mV range, we have been using the part for many years with no issues but in our latest batch the measurements are now 4 times off. I have investigated the hardware and found no…
    • Resolved
    • Answered

  • ADS1246: Schematic review

    Resolved
    Part Number: ADS1246 To All I would appreciate your review of the attached schematic. As of my last post, reading voltages from 0 through ~70 volt, auto-ranging by stepping the PGA nibble of the Sys0 register functions as expected. Note: R114 and R122…
    • Resolved

  • ADS1246: Triggering conversions with external MUX; variable PGA

    Part Number: ADS1246 Other Parts Discussed in Thread: ADS1248 I'm having trouble figuring out how to configure the ADS1246 for my application. I have a 5-channel round robin on an external multiplexer that I'd like to measure, with the PGA set to…
    • Answered

  • ADS1246: Still recommended for new designs?

    Resolved
    Part Number: ADS1246 Other Parts Discussed in Thread: ADS1248 Hi, We're considering using the ADS1246 for a new product design for a customer. Is this device still recommended for new designs - is it nearing end of life? Thanks.
    • Resolved
    • Answered

  • ADS1246: ADS1246

    Resolved
    Part Number: ADS1246 Other Parts Discussed in Thread: ADS1247 , ADS1248 , ADS1146 , ADS124S06 , ADS124S08 We use ADS1246 one channel(AINP/AINN) for temperature measurement. Now, we want to know TI if has two channels sensor which the structure is the same…
    • Resolved

  • RE: ADS1146: ADS1146 pin capacitance

    Hi James Kiely, The pin capacitance for this family of devices (ADS1146, ADS1147, ADS1148, ADS1246, ADS1247, and ADS1248) is captured in the IBIS model: https://www.ti.com/lit/zip/sbam010 -Bryan

  • ADS1246EVM-PDK: Input Common-Mode Range of ADS1246

    TI Thinks Resolved
    Part Number: ADS1246EVM-PDK Hi, Our customer is curious about the input common-mode range of ADS1246 and ADS124S08. Since for ADS1246, AVSS + 0.1V + [|VINMAX| • (Gain) / 2] < VAIN1, while for ADS124S08, AVSS + 0.15V + [|VINMAX| • (Gain − 1) / 2…

Didn't find what you are looking for? Post a new question.