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  • LMK05028: VDDOx supplies and how that impacts output clock electrical characteristics

    Resolved
    Part Number: LMK05028 Other Parts Discussed in Thread: LMK05318B , LMK5B12204 Tool/software: I am looking to use the LMK05028. 3 outputs will be using the LVCMOS clocks and one will use the LVDS output clock. We will also be driving the PLL with 2 LVCMOS…
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    • Answered

  • LMK05028: How to use a PLL with the recovered clock of DP83869

    Resolved
    Part Number: LMK05028 Other Parts Discussed in Thread: DP83869 Tool/software: I am interested in using the LMK05028 (or something similar) to drive the clock of the AM263P4AC using the recovered clock from the DP83869 PHY. However, I am a bit confused…
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    • Answered

  • LMK05028: The output frequencies incorrect

    Resolved
    Part Number: LMK05028 Other Parts Discussed in Thread: LMK5B33216 Tool/software: Problem Description： LMK05028 The output frequencies of CH1 and CH6 required by the current system are incorrect. Please help provide the correct TCS configuration file…
    • Resolved

  • LMK05028: About the register setting of LMK05028.

    Part Number: LMK05028 Hello I'm trying to set the output of OUT_4 to Low level. Then I'd like to know the register setting to set the output of OUT_4 to Low level. In my own circuit, the LMK device is fed by 27MHz from IN_2 and 48MHz from XO_P/N. 48MHz…
    • Answered

  • LMK05028: LMK05028: How to use GPS PPS as the reference clock to generate 40 MHz

    Resolved
    Part Number: LMK05028 Other Parts Discussed in Thread: SN74AXC8T245EVM , LMK5C33216 , LMK5B33216 Hello, I try to follow the test in the forum :"LMK05028: How to use GPS PPS as the reference clock to prevent output frequency drift?" LMK05028: How to…
    • Resolved

  • LMK05028: LMK05028 sample

    TI Thinks Resolved
    Part Number: LMK05028 Since the LMK05028 is a sample program target device, I would like to apply for a sample, but the maximum quantity is 0. Can I get a sample of this device? Please give me a sample for consideration.
    • Answered

  • LMK05028: Register Map

    Resolved
    Part Number: LMK05028 Hello team, I can't find register map for this device on the datasheet. Could you please tell me which register to look for for each below: Which INx is selected for each DPLLs Which DPLL is selected for each OUTx Lock…
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    • Answered

  • LMK05028: Problem getting PLL2 to both phase and frequency lock to IN0 ref input.

    Resolved
    Part Number: LMK05028 Tool/software: I am trying to use the LMK05028 part to generate a reference clock using PLL1 and clean an incoming clock using PLL2. I am using the evaluation board, where the XO frequency is 10 MHz and the TCXO frequency is 48…
    • Resolved

  • LMK05028: PLL1 doesn't achieve lock, but PLL2 does

    Part Number: LMK05028 Input reference is 10MHz on Input 3 coming from Rohde Schwartz test equipment (high quality OCXO source) Overall Status 0x000D Read: 0x00000022 PLL1 Lock Status 0x000E Read: 0x000000c0 PLL2 Lock Status 0x000F Read: 0x00000000 …

  • LMK05028: Further problem with getting PLL2 to lock to a reference input when configured in 2-loop, REF-DPLL mode.

    Part Number: LMK05028 Tool/software: Hi, Further to my original question “LMK05028: Problem getting PLL2 to both phase and frequency lock to IN0 ref input” on 29-Oct-24, I now have another problem. PLL2 is configured in 2-loop REF-DPLL mode. I want…

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