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    Answered

  • TI-JESD204-IP: RX_LN_DATA_WIDTH Parameter for 4 Lane Operation of ADS54J69

    Resolved
    Part Number: TI-JESD204-IP Other Parts Discussed in Thread: ADS54J69 The TI-JESD204-IP documentation specifies that the RX_LN_DATA_WIDTH parameter has only the following valid options: 32, 64, and 128 bits. However, I want to run the ADS54J69 using 4 lanes…
    • Resolved
    • Answered

  • ADS54J69: ADS54J69 rxtvalid(adc data valid signal) does not assert high when adc is programmed.

    Resolved
    Part Number: ADS54J69 Hi, I'm trying to run the ADS54J69 in 2242 mode. But when I checked the jesd interface before programming the IC, I saw that the sync pin was constantly dropping. I connected gt_rx output ports of jesd204_phy ip and rx_sync output…
    • Resolved

  • ADS54J69: JESD and DDC questions

    TI Thinks Resolved
    Part Number: ADS54J69 Hello， One customer used ADS54J69 and met questions as following: 1. Configure the ADC with 4222 mode, Reg 0x52=0x08,0x72=0x08. According to Figre74, it should output from Lane0 and Lane1. But actually, lane 1, lane2 and lane 3 all…

  • ADS54J69: DC Offset

    TI Thinks Resolved
    Part Number: ADS54J69 Other Parts Discussed in Thread: ADS54J60 , Hi Team, We have received this inquiry from our customer, In the ADS54J60 datasheet, page 72 mentions the register 068h that allows to freeze the DC Offset correction. 1- Is this register…
    • Answered

  • ADS54J69: Clock input protocol

    Resolved
    Part Number: ADS54J69 Hi team, Does ADS54J69 input clock (device clock and SYSREF clock) accept either LVDS or LVPECL? It looks like the datasheet p.7 mentions it accepts both of them. But it is not clearly stated so I'd like to make it sure. Regards…
    • Resolved

  • ADS54J69: Drop-in replacement with the ADS54J42

    TI Thinks Resolved
    Part Number: ADS54J69 Other Parts Discussed in Thread: ADS54J42 , , ADS54J60 Hello, My customer is using the ADS54J42 on the custom board. They want to test with higher resolution ADCs without PCB modifications. Can the customer use the drop-in replacement…

  • ADS54J69: ADS54J69: Sampling Rate Minimum

    TI Thinks Resolved
    Part Number: ADS54J69 Other Parts Discussed in Thread: ADS54J60 Hello, We have an application where we'd like to operate the ADS54J69 at a rate below 250MSPS, but the datasheet seems to imply that the device is not capable of using an input clock of less…
    • Answered

  • ADS54J69: Analog bank's registers was able to be wrote and read successfully, whereas JESD banks' regesters wasn't able to be wrote and read.

    Resolved
    Part Number: ADS54J69 In our new product bring up stage, the analog bank's registers was able to be wrote and read successfully, whereas JESD banks' regesters wasn't able to be wrote and read. Would you help commenting for this issue, please…
    • Resolved

  • ADS54J69： ADS54J69IRMP ，JESD204B data, jesd204b dataone channel four phase data, two bit2 long-term stable without change

    TI Thinks Resolved
    Part Number: ADS54J69 ADS54J69IRMP ，JESD204B data, jesd204b dataone channel four phase data, two bit2 long-term stable without change. It corresponds to the second lower position of phase 0 and phase 2, which is pulled up or down for a long time. Ad…

  • ADS54J69: DDC block latency

    Part Number: ADS54J69 Other Parts Discussed in Thread: ADS54J60 Dear TI support, the part datasheet page 12 table 7.8 Timing characteristics states that the Data latency (1): ADC sample to digital output is a combination of data latency + decimation filter…

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