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  • ADS5281: Thermal pad connection

    TI Thinks Resolved
    Part Number: ADS5281 Hello, In the datasheet, I cannot see any information where to tie the exposed pad. On EVM, which uses QFN64 package, it is connected to AGND. Should I do the same for HTQFP-80? Kind regards, Karol
    • Answered

  • ADS5287: Difference from ADS5281 in terms of LVDS Output

    Resolved
    Part Number: ADS5287 Other Parts Discussed in Thread: ADS5281 , Hi team, My customer is trying to update old platform to cost down. My customer is going to change ADS5281 to ADS5287, but he is concerned about the LVDS output format difference between them…
    • Resolved
    • Answered

  • TSW1400EVM: TSW1400: ADS5281 selecting device error

    Resolved
    Part Number: TSW1400EVM Other Parts Discussed in Thread: ADS5281 , ADS5287 Hi All, My customer is using ADS5281 in their system. They implemented the python example file with TI software. The problem is that ADS5281 has some error when selecting ADS device…
    • Resolved
    • Answered

  • ADS5281: Thermal Resistance & Max. Case Temperature

    Resolved
    Part Number: ADS5281 Dear Team our customer uses the ADS5281 in the QFN64 package. They have the device on a 8-layer PCB with multiple ground layers and 24 vias under the thermal pad. How can we calculate the max. allowed case temperature of the device…
    • Resolved

  • ADS5281EVM: ADS5281 EVM with TSW1405 and related firmware not found for the HSDC pro software.

    TI Thinks Resolved
    Part Number: ADS5281EVM Other Parts Discussed in Thread: ADS5281 I have the ADS5281 EVM and the TSW1405 . I want to use it for the ADC of the ultrasound . But first I connect the module as per the user guide for the ADS5281 EVM and I am beginner so I don…

  • ADS5281 EVM output signals after do reset command via SPI software

    Other Parts Discussed in Thread: ADS5281 I'm working on a ADS5281 EVM interfacing with Xilinx Virtex5. The main sampling rate was 50 MHz given from FPGA. I'm wondering why I could see the output ADC signal (as following figure) with reset command via…

  • ADS5281 EVM - how to enable test mode by SPI control software?

    Other Parts Discussed in Thread: ADS5281 Hi, I'm using ADS5281 EVM and Xilinx Virtex5 FPGA. I'd like to enable test mode in ADS5281 EVM by SPI control software, in order to test the alignment between bit clock, data, frame clock. Please let me…

  • ADS5281 - Single End input

    Other Parts Discussed in Thread: ADS5281 Hello, The customer use ADS5281 with Single End input. And I got the customer schematics. (1) I couldn't find any document of Single end input of ADS5281... Could you please let me know if there is any apprication…

  • ADS5281 SPI Interface voltage

    Other Parts Discussed in Thread: ADS5281 Hello there, This should be a simple question, I think I am having a moment. The ADC ADS5281 has both AVDD and LVDD power pins, running at 3v3 and 1v8 respectively. Does this mean the SPI interface also runs…

  • ADS5281 behavior on clock loss

    Other Parts Discussed in Thread: ADS5281 Hello, I would like to ask what is the expected behavior of the ADS5281 after the driving clock has been suspended for substantial time (miliseconds - seconds)? I have order of 400 ADS5281, ~10 mounted to a single…

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