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  • ADS8664: Mode1

    Resolved
    Part Number: ADS8664 Tool/software: Hi, Which register can I change to set mode 1? I couldn't find CPOL or CPHA in the datasheet. " Mode 1 is recommended (CPOL=0,CPHA=1) for this ADC family, and the falling edge of SCLK can be used to capture data…
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    • Answered

  • ADS8664: The Relationship Between AVDD and DVDD

    Resolved
    Part Number: ADS8664 Hi team, Both AVDD and DVDD are intended to use 5V, but the DVDD power supply has lower precision and may exceed AVDD. Will this cause any issues? AVDD: 5V ±0.2% DVDD: 5V ±3% Best Regards, Ryu.
    • Resolved

  • ADS8664: The output reference voltage is low

    TI Thinks Resolved
    Part Number: ADS8664 Tool/software: Hi, Please kindly check our schematic that the ADS8664 reference output voltage is 3.6V, and the normal is 4.08V-4.09V, please advise how to solve this issue, thanks.

  • ADS8664: ADS8664 Analog Input Readings Get Intermittently Stuck at Last Read Value

    Part Number: ADS8664 Hello, I am using the ADS8664 for 4 analog input signals in one of my designs (schematic below). The problem I am having is that the ADC input gets locked up intermittently. I have checked the SPI output to ensure that the receiving…
    • Answered

  • ADS8664: SPI Communication

    Resolved
    Part Number: ADS8664 I am trying to interface to the ADS8664 chip with SPI communication, but I am running into errors. This is the schematic that I am using. I am trying to enable channel 0, 1, and 2 for AUTO_SEQ. So, I am sending 0x0307…
    • Resolved

  • ADS8664: ADC reading freeze

    TI Thinks Resolved
    Part Number: ADS8664 HI Sir I use the ADS8664 to reading the voltage ,sometime the ADC freeze after power on did you have any suggestion? or any power sequence need take care? thanks

  • ADS8664: 4-20mA current input circuit suggestion

    TI Thinks Resolved
    Part Number: ADS8664 Hi, I am using ADS8664 IC in my design. Each channel of the ADC should be able to support the voltage inputs (0-5V and 0-10V) and current inputs (4-20mA) . Please suggest any reference circuit with n-MOSFETs for my design which…
    • Answered

  • ADS8664: Suggestion for accuracy requirement

    Resolved
    Part Number: ADS8664 Other Parts Discussed in Thread: ADS8684 , ADS8674 Hi, I am planning to use ADS8664IDBT for my design. I have a requirement of accuracy should be 0.1% of the span. Needed suggestion if this is suitable for my application ? For…
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  • ADS8664: SPI Issue

    Resolved
    Part Number: ADS8664 Hi, I'm struggling with the SPI communication. Schematic: Complete Sequence (implemented test sequence): (similar issue: ADS8664: ADS8664 spi communication - Data converters forum - Data converters - TI E2E support forums…
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    • Answered

  • ADS8664: ADS8664 spi communication

    Resolved
    Part Number: ADS8664 I use ADS8664 and want to communicate by spi. I want to confirm the spi communication by read the default register value. I wonder how i can read the default register value. I try to spi in this way. the data send with…
    • Resolved

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