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  • RE: CDCLVD1208 unused N-inputs

    Alfred Key said: The factory recommends to pull the unused differential input of the CDCLVD1208 to a status level by having a pull-dn on the P-input and a pull-up on the N-input. Matt Sunna said: The CDCLVD12xx input buffers do have hysterisis…
    • Answered

  • CDCLVD1208: State of the input will go to if the input connection is broken (unknown, High Z, valid/invalid ?)

    Resolved
    Part Number: CDCLVD1208 Hello Team, I have a customer who is using the CDCLVD1208 in their design and has reached out with the following question : For example, if the connection of positive signal of the differential pair (CLK_100_T/F) is somehow…
    • Resolved
    • Answered

  • CDCLVD1208 minimum frequency not stated in Datasheet

    Resolved
    Is the device DC operating?
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    • Answered

  • How to interface 3.3V LVCMOS XO output to CDCLVD1208 input?

    Resolved
    Other Parts Discussed in Thread: CDCLVD1208 Hi, My customer want to fanout 50MHz XO output to multiple loads through CDCLVD1208. However, their 50MHz XO is 3.3V LVCMOS output, while CDCLVD1208 can only accept 2.5V LVCMOS input. How should they do? I…
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    • Answered

  • CDCLVD1208 - VAC_REF pins

    Resolved
    Other Parts Discussed in Thread: CDCLVP1102 Please let me confirm how to treat the unused VAC_REF0/1 pins. Can I leave this pin open ? I have found the following thread, same question to CDCLVP1102. http://e2e.ti.com/support/clocks/f/48/t/115458.aspx…
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  • CDCLVD1208 Power Supply Operation

    Resolved
    Other Parts Discussed in Thread: CDCLVD1204 , CDCUN1208LP , SN65LVDS108 TI Team, I'd like to know if I can run the CDCLVD1208RHDT beyond 2.8V? Actually, I have 3.3V available. I know the datasheet say that 2.8V is the absolute maximum, but it would…
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    • Answered

  • CDCLVD1208 interface with FRQ,CLKE,100MHZ,50PPM,LVDS Oscillator

    Resolved
    Hi I use with CDCLVD 1208 as buffer clk 100Mhz 50ppm to FPGA and then to DDR3 ,one of the Oscillator not working well , when I by-pass the buffer and connect direct to FPGA it's working. in the past this Oscillator kind working well , other option…
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    • Answered

  • interfacing CDCLVD1208 to CDCE72010

    Resolved
    Other Parts Discussed in Thread: CDCE72010 , CDCLVD1208 Hi, I'm driving a CDCE72010 VCXO input with a DC coupled CDCLVD1208. I have placed an external 100 ohm termination, but it's location in the layout is not ideal. The route is about 1/2" long with…
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  • CDCLVD1208 - single ended use case and understanding datasheet jitter spec.

    Other Parts Discussed in Thread: CDCLVD1208 RE: CDCLVD1208 questions 1) I am not using the differential input 0, should I connect the inputs as follows : INP0 - 1K pull-up to 2.5V supply rail ? INN0 - 1K pull-down to ground? 2) The spec…
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  • LMK1D1208: Recommended unused LVDS input termination

    Resolved
    Part Number: LMK1D1208 Other Parts Discussed in Thread: CDCLVD1208 , Hello, My customer would like to use either LMK1D1208 or CDCLVD1208. They plans to use it as 1 (IN1_P/IN1_N at LMK1D1208, INP1/INN1 at CDCLVD1208) to 8 LVDS in/out buffer. They would…
    • Resolved

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