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  • ADS1261-Q1: Voltage reference for ADS1235/ADS1260

    Resolved
    Part Number: ADS1261-Q1 Other Parts Discussed in Thread: ADS1235 , ADS1260 , ADS1260-Q1 , ADS1261 Tool/software: Dear Support, I would like to ask for your help in choosing a voltage reference/LDO for the ADS1235/ADS1260 converter as Vref. Rating: Automotive…
    • Resolved

  • ADS1261: 2 wire excitation mode problem

    Part Number: ADS1261 Tool/software: Hi all, We are currently experimenting a strange issue with the 2 wire excitation mode. Our schematics, is exactly the same as the one in the EVM (with the exception that we use the UCC27523DR) The custom pcb…
    • Answered

  • ADS1261: Clarification on final DOUT bit availability

    Resolved
    Part Number: ADS1261 Tool/software: I was having an issue reading the final DOUT bit from ADS1261 to ESP32S3, it was always coming back LOW. Using a picoscope: We can see that after the final falling edge of SCLK (RED), DOUT (BLUE) goes LOW immediately…
    • Resolved
    • Answered

  • ADS1261: ADS1261 in single-ended application

    Resolved
    Part Number: ADS1261 Hello, I want to implement the ADS1261 for our circuit, our purpose is to sense single-ended analog signal. Can you help me to evaluate the schematic/layout for the IC please. My plan is to use the AINCOM as GND, then mux the…
    • Resolved

  • ADS1261: Weird response for few ICs in a batch order.

    Part Number: ADS1261 Tool/software: Hello support team, I have designed a custom PCB with this ADS1261B. I ordered a batch of 5 assembled PCBs, 2 out of these PCBs, the ADS1261B has very weird response: (the other 3 works perfectly fine with my firmware…
    • Answered

  • ADS1261-Q1: ADS1261 for thermistor measurements without IDAC

    Resolved
    Part Number: ADS1261-Q1 Other Parts Discussed in Thread: ADS1261 Hi there, I'm planning on using the ADS1261 for measuring the voltage across a thermistor. I've seen the RTD measurements guide, but want to measure the voltage across a current sense…
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    • Answered

  • ADS1261: Can this part be configured to run at 5k SPS?

    Resolved
    Part Number: ADS1261 Tool/software: We are working on a new product development that requires four channels of synchronous data aquisition at 5kHz to measure load cells and strain guage extensometers. The marketing group is set on 5kHz, so can the ADS1261…
    • Resolved

  • ADS1261: Echo of configuration register is off by one

    TI Thinks Resolved
    Part Number: ADS1261 Tool/software: Hello everybody, I'm encountering an issue where the echo of the address is off by one when I send the reset command, and when configuring the PGA, INPMUX, and the Reference Voltage.This problem occurs every time…
    • Answered

  • ADS1261: power supply

    Resolved
    Part Number: ADS1261 Tool/software: Good day, colleagues, Does the supply voltage of the resistor bridge have to be precise, or is a switching regulator sufficient there? Do the AVDD potential of the ADS1261 and the supply of the resistor bridge have…
    • Resolved
    • Answered

  • ADS1261: PGA Amplification is not proper for very less input voltages

    Resolved
    Part Number: ADS1261 Tool/software: I am using this part for converting the real-time pressure values from a bridge circuit, which generates a very low voltage ranging from 0V to 4.5mV in a differential input mode. I am using a PGA gain of 128. For 4…
    • Resolved

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