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  • REF54: REF54 Direct Drive or Buffered Drive for ADS1285 Reference Input?

    TI Thinks Resolved
    Part Number: REF54 Other Parts Discussed in Thread: ADS1285 , , OPA196 , REF6241 , ADS1285EVM-PDK , DAC1282 , OPA189 Dear TI Team, I am evaluating the REF54 voltage reference to drive the reference input of the ADS1285 for an ultra-high-precision measurement…
    • Answered

  • ADS1285: ADS1285. PGA input impedance?

    Resolved
    Part Number: ADS1285 Tool/software: Hello. I am designing a board that must acquire the signals of some geophones and I want to use the ADS1285 analog-to-digital converter. In the datasheet I can not find the indication of the input impedance of the PGA…
    • Resolved
    • Answered

  • ADS1285: sync and sps

    Resolved
    Part Number: ADS1285 Tool/software: Hello all, I am using three ads1285 to sample two geophone sensors, so I am using sync signal + mux command. My output data is the sinc filter, so, with sps=256 (8KHz) I am getting about 1.2KHz. Our customers…
    • Resolved
    • Answered

  • ADS1285: Help with High Current Consumption in ADS1285 Board Design

    Resolved
    Part Number: ADS1285 Tool/software: Hello, we have been trying to figure out why a board featuring three ADS1285 ADCs is absorbing a lot of current from the negative supply. Our circuit has bipolar power supplies for the analog section. ADS1285…
    • Resolved
    • Answered

  • ADS1285: digital input configuration

    Resolved
    Part Number: ADS1285 Tool/software: Halo, I want to make custom board with ADS1285. I want to make sure the configration of digital input PWDN and RESET pin. Do I need to pull it down , up, or leave it unconnect if I don't use these pins ?. I just want…
    • Resolved
    • Answered

  • ADS1285: DRDY got messed up by SPI operation

    Resolved
    Part Number: ADS1285 Tool/software: Hi, I am verifying if ADS1285 can meet the timing requirements. The setup is a fly-wire project between our product and ADS1285EVM. So far it works okay. The internal PPS (P3S) can be aligned against the rising…
    • Resolved
    • Answered

  • ADS1285: The low-frequency frequency response performance ofADS1285 differs from that of ADS1282

    Resolved
    Part Number: ADS1285 Other Parts Discussed in Thread: ADS1282 , I'm currently in the process of testing the ADS1285 circuit I've designed, and while plotting the PSD curve, I noticed a noticeable rise in amplitude at low frequencies (below 1 Hz). I suspect…
    • Resolved

  • ADS1285: thermocupler meter survey

    TI Thinks Resolved
    Part Number: ADS1285 Tool/software: hi Sir we would like to design a meter for thermocupler, old design is use ADI/AD7780 We would like to design the next gen product, spec as below did you have any advise? thanks 2 CH ADC：Pin-Programmable…

  • ADS1285: ADS1285 power supply

    TI Thinks Resolved
    Part Number: ADS1285 Other Parts Discussed in Thread: REF6241 , REF6250 , DAC1282 Hi team, I do not find the typical application when AVSS is -2.5V in the data manual. I wanna know the values of AVDD1, AVDD2, IOVDD and other parameters when AVSS is…

  • ADS1285: ADS1285

    TI Thinks Resolved
    Part Number: ADS1285 Other Parts Discussed in Thread: ADS124S08 Hi everyone, I'm trying to use the ADS1285 for temperature control of my device, but I can't find anything on the internet (because he's new in the game ?). My purpose is to send the…

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