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  • LMH1981: Basic question

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    Part Number: LMH1981 Hi, My customer is looking for video converter (HD ---> NTSC) which can meet following specifications. <Specification> Input ： Y 10bit, C 10bit 　1080/29.97P Output ： CVBS　NTSC Can LMH1981 meet the above specifications? …
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  • LMH1981: support 1080p59.94

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    Part Number: LMH1981 Other Parts Discussed in Thread: LMH1980 Can the LMH1981 accepta a tri-level sync input at 1080p59.94 for 4K applications. This would have an HSYNC output at 67.433kHz I believe.
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  • LMH1983: Timing margin between HIN and VIN as well as HIN and FIN for proper operation.

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    Part Number: LMH1983 Other Parts Discussed in Thread: LMH1981 Please advise me on my question bellows: Question: So, can you let me know the timing margin between HIN and VIN as well as HIN and FIN for proper operarion? Backgrand: I am using combination…
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  • LMH1981: Sync extractor with LTC signal

    Part Number: LMH1981 Hi all, I have a single 75R input that can be fed by a LTC signal or a black burst signal. I would like to use the LMH1981 as the sync extractor. What should I do for the LTC signal ? Just use an op-amp circuit in parallel ? Are there…
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  • LMH1983: The 2.0 ns of skew among HIN, VIN and FIN

    Resolved
    Part Number: LMH1983 Other Parts Discussed in Thread: LMH1981 Noel-san, Sorry to be stikky, but please allow me to confirm bellow. The skew among (H,V,F)IN from LMH1981 to LMH1983 through FPGA is expected to be about 2.0 ns. Above condition, will the…
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  • LMH1981 for HD-TVI

    Other Parts Discussed in Thread: LMH1981 Dear, Sir. My customer is considering to apply LMH1981 as a sync separator for HD-TVI, so they are planning to obtain EVM. HD-TVI is the interface to provide video & power through coaxicial cable. I suppose…
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  • LMH1981 - Does the device support color burst input ?

    Resolved
    Other Parts Discussed in Thread: LMH1981 Hi Team, Please allow me to confirm if LMH1981 could support reference signal with color burst. [Question 1] As shown in Figure 9 in the datasheet, I believe LMH1981 could handle color burst signals. [Question 2…
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  • LMH1981 input HUM noise

    TI Thinks Resolved
    Other Parts Discussed in Thread: LMH1981 , OPA615 HI TI, my customer reported that LMH1981 HOUT was failed due to input HUM noise. Do you have a recommended HUM noise filter for LMH1981 ?

  • LMH1981 - Polarized VSOUT output timing

    Other Parts Discussed in Thread: LMH1981 Hi Team, Our customer is using LMH1981 in their system. 2 samples output 50 had polarized VSOUT output timing and this leads the system to miss sync. We could share the waveform information, could you please help…

  • LMH1981 - VSOUT Jitter evaluation data

    Other Parts Discussed in Thread: LMH1981 Hello Team, Do you have any evaluation data of VSOUT jitter evaluation data ? - VSOUT jitter - VSOUT periodical jitter Best Regards, Kawai

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