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  • ADS131E08: 64 KSPS Data Rate setting

    Part Number: ADS131E08 Hi Ti, i am trying to set config1 register to 0x90 to make ADC to run at 64ksps Data rate. But still ADC is running at 32ksps. I have tried 8,16,32ksps those looks to be fine DRDY is coming as expected. But when i tried to run ADC…
    • Answered

  • ADS131E08: Power dissipation

    Resolved
    Part Number: ADS131E08 Hi, I am using ADS131E08IPAGR in one of the designs and need information on power budgetary for this part. Please refer below specs for application. AVDD = 5V DVDD = 3.3V All the analog input pins are used. Internal op amp is not…
    • Resolved
    • Answered

  • RE: ADS131E08S: ADS131E08S label has SWR information, it is different from previous received parts

    Resolved
    Hello Dale, Thanks a lot for your prompt help on solving my this issue. Thanks again. Alfred Hu
    • Answered

  • ADS131E08S: Power-up sequence and timing

    Resolved
    Part Number: ADS131E08S Hi, I am using the ADS131E08SPAGR and our setup has the following power-up sequence (as can be seen in the image): First DVDD powers up to 3.3V then 8ms after AVDD & AVDD1 power up to 2.5V and AVSS & AVSS1 to -2.5V. I wanted…
    • Resolved

  • ADS131E08: Please help check the X-ray inconsistent between different batch and advise

    TI Thinks Resolved
    Part Number: ADS131E08 The internal leadframe pattern between our provide parts (D/C:2316) and customer reference parts (D/C:2315) has little inconsistent (see the picture -parts corner with red circle area）, we replied that this maybe caused by different…
    • Answered

  • ADS131E08: New conversion result while reading SPI packet

    Resolved
    Part Number: ADS131E08 Other Parts Discussed in Thread: ADS131M08 Hi, I'm running the chip in continuous mode and saw that sometimes when I poll the data via SPI, the data ready flag will spike, indicating that a new conversion result is ready. One of…
    • Resolved

  • ADS131E08: ADS131E08 Current fluctuation

    Part Number: ADS131E08 Other Parts Discussed in Thread: TIDA-010086 , ADS131M08 , REF5025 Hi DCC Experts Problem: There is a current fluctuation when using TI ADS131E08 to measure 4ch voltage and current. You can see the phenomenon as below. This…

  • ADS131E08: Why is Vpp much larger than 6.6 times Vrms

    TI Thinks Resolved
    Part Number: ADS131E08 Hi team, Customer test the EVM and internal short input. The noise result is shown as below. Vpp is much larger than 6.6 times Vrms. Could you pls help me understand the reason? And any suggestion that can improve Vpp of noise? …

  • RE: ADS131E08: Nosie measurement

    Hi Rayna, One more thing I forgot in my previous post. An Offset voltage is seen on each channel, so it's good for the customer to do offset and gain calibration. Best regards, Dale

  • ADS131E08: Full scale range

    Part Number: ADS131E08 Hi, can I check what is the full scale range of the ADS131E08 when AVDD = 5V and AVSS = 0V and a PGA of 12 is applied? Based on the datasheet, the differential input voltage = +-VREF/Gain. In which case, for VREF = 2.5V and Gain…

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