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  • ADS54J20: Selectable Impedance and Coupling

    TI Thinks Resolved
    Hi Friends, I’m new to hardware design and currently working on a project where the customer requires selectable impedance (50 Ω and 75 Ω) as well as selectable AC/DC coupling. As a starting point, I used oscilloscopes as a reference to understand…

  • ADS54J20: ADS54J20 EVM differential input(the safest way to change)

    TI Thinks Resolved
    Part Number: ADS54J20 Dear TI support: I would want to change ADS54J20 EVM board's single end input for channel A to differential input. What is the most safest way to change,thanks. Regards, Hoy
    • Answered

  • ADS54J20: SFDR measurement question

    Resolved
    Part Number: ADS54J20 Dear TI support: I would like to know whether the SFDR signal measured from HSDC Pro includes the Nyquist boundary (DC and Fs/2 frequency), thanks. Regards, Hoy
    • Resolved
    • Answered

  • ADS54J20: Clock connections from LMK0482x to FPGA (ADS54J20 + DAC37J82)

    Resolved
    Part Number: ADS54J20 Other Parts Discussed in Thread: DAC37J82 , , LMK04828 Hi! We have a new project where we want to connect two ADCs and a DAC via JESD204B with a Xilinx Ultrascale+ XCZU4CG. I read several information about JESD204B already, but I…
    • Resolved
    • Answered

  • ADS54J20: Serial output data rate max. 6.25 Gbps

    Resolved
    Part Number: ADS54J20 Other Parts Discussed in Thread: ADS54J60 , ADS54J42 Hi! In various places of the ADS54J20 data sheet, the data rate is specified with 5 or 10 Gbps (depending on LMFS configuration). However, this is contradicted in the section…
    • Resolved

  • ADS54J20 DC offset

    TI Thinks Resolved
    Other Parts Discussed in Thread: ADS54J20 , ADS54J40 , ADS54J60 when I use ADS54J20,I find some spurs at f S / 4 and f S / 2. This is the reason that I don't use dc offset correction blocks ,but I don't find this description in ADS54J20 datasheet,can…
    • Answered

  • ADS54J20: Single ADC use and Min clocking rate

    Resolved
    Part Number: ADS54J20 Number: CS0564145 Contact: Chris Keeney First name: Chris Last name: Keeney Short description: ADS54J20 Inquiry Email: chris.keeney@saabinc.com Company: Saab Inc. Company phone: Language: English State: Open Provide case details…
    • Resolved

  • ADS54J20: ADS54J20

    Part Number: ADS54J20 In the reference schematics, we are seeing some intermediate voltage transitions to generate the needed voltage for the ADC. Any specific reason for this? Is it mandate to follow in our application circuitry? Please share your feedback…
    • Answered

  • ADS54J20: Multi ADC design with ADS54J20 and ADS5409

    Resolved
    Part Number: ADS54J20 Other Parts Discussed in Thread: ADS5409 , LMK04828 Hi Team, My customer is working on a new design that uses one ADS5409 and one ADS54J20. They are clocking the ADS5409 at 750 MHz and want to also clock the ADS54J20 at 750 MHz…
    • Resolved

  • op AMP matched for the ADC（ADS54J20）

    TI Thinks Resolved
    Other Parts Discussed in Thread: ADS54J20 , ADS54J60 , TSW54J60EVM Hi， I am using the ADC （ADS54J20）in my design，but the input signal driver strenth is weak，thus it need to add the differential op AMP，how do i select the op AMP and which parameters…

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