Answered

• LMH1982: GENLOCK

  

  Zeming Kong

  Resolved

  Part Number: LMH1982 Other Parts Discussed in Thread: LMH1983 , Hi team, The output clock frequency will change if we turn on/off GENLOCK, and it is not acceptable. Do you have any method to decrease the frequency change? Best, Zeming

  • Resolved

  • over 1 year ago
  • Clock & timing
  • Clock & timing forum
Answered

• LMH1982: PLL specification

  

  Shunsuke Yamamoto

  Resolved

  Part Number: LMH1982 Other Parts Discussed in Thread: LMH1983 , Hi team, Is the PLL in LMH1982 same with PLL in LMH1983? Because if they are same or similar, they can utilize LMH1982 as an alternative of LMH1983. Best regards, Shunsuke Yamamoto

  • Resolved

  • over 1 year ago
  • Clock & timing
  • Clock & timing forum
Answered

• LMH1982: Auto Format

  

  Zeming Kong

  Resolved

  Part Number: LMH1982 Other Parts Discussed in Thread: LMH1983 , Hi team, LMH1983 has auto format detection function, does LMH1982 have similar funtion? Best, Zeming

  • Resolved

  • over 1 year ago
  • Clock & timing
  • Clock & timing forum

• LMH1982: Looking for Genlock IC which supports 4k60 video

  

  Gerald

  TI Thinks Resolved

  Part Number: LMH1982 Hi Team, May I ask for help? My customer concern is as shown below: " I saw LMH1982 but it doesn't support 4k60 video. The genlock application I want to use with video scaler IC deals only with V_sync not H_sync. However, LMH1982…

  • over 3 years ago
  • Interface
  • Interface forum
Answered

• LMH1982: input format

  

  Yasushi Fujiwara

  Resolved

  Part Number: LMH1982 Hello Experts, I have a question. The table 2 in the datasheet shows known supported standard timing formats. Can this device support other formats? (such as VGA Hsyc 31.469KHz?) Best Regards, Fujiwara

  • Resolved

  • over 4 years ago
  • Clock & timing
  • Clock & timing forum

• RE: LMH1981: genlock in and loopout solutions

  

  Kadeem Samuel

  Wayne, The LMH1982 and LMH1983 are commonly used for GENLOCK applications. Thanks, Kadeem

  • 7 months ago
  • Clock & timing
  • Clock & timing forum

• LMH1982: No lock indication of SD_LOCK

  

  Pierluigi Michetti

  TI Thinks Resolved

  Part Number: LMH1982 Other Parts Discussed in Thread: LMP7711 Hello I have the strange problem reported here https://e2e.ti.com/support/interface/f/138/p/542596/1981841?tisearch=e2e-sitesearch Did anyone solve it or is it a bug? Thank you.

  • over 6 years ago
  • Interface
  • Interface forum

• LMH1982: Unable to realize synchronous genlock function using LMH1982

  

  leo xue

  TI Thinks Resolved

  Part Number: LMH1982 Other Parts Discussed in Thread: LMH1981 hello, we are using LMH1982 to generate video clock generator with genlock， but we failed to make the video genlock and synchronization to work. please refer to below information. we get the…

  • over 7 years ago
  • Interface
  • Interface forum

• lmh1982: Lock not 100% reliable. Position TOF random in 5-10% of cases

  

  Marko Hoepken

  TI Thinks Resolved

  Part Number: LMH1982 Other Parts Discussed in Thread: LMH1981 We use a lmh1982 as clock source and TOF for our FPGA system. A trilevel sync signal with is with a LMH1981 sync separator delivers H and V sync. We are doning HD and Full HD, progressive,…

  • over 7 years ago
  • Interface
  • Interface forum
Answered

• LMH1982: TOF (top of field) sometimes +5 lines off on 1080I59 modes (interlace + fractional)

  

  Marko Hoepken

  Resolved

  Part Number: LMH1982 Other Parts Discussed in Thread: LMH1981 I use the chip for genlock and clock generation for our FPGA. The chip gets an external tri level sync (1080i59). We use the lmh1981 sync sepeactor. All settings are done accoring to the manuals…

  • Resolved

  • over 7 years ago
  • Interface
  • Interface forum

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