Answered

• RE: LMK1D1208: LVPECL input termination

  

  Mikko Ahvalo

  Resolved

  Noel, you replied "I think" Is there some one at TI who knows facts? Is there an error in the datasheet regarding Vicm values? Is termimation ok for LMK1D1208 (all VDD, 1V8, 2V5, 3V3)? Voltage in IN0 pins will be look like with termination…

  • 6 months ago
  • Clock & timing
  • Clock & timing forum

• LMK1D1208: Question about LMK1D1208

  

  jeno.zhang

  TI Thinks Resolved

  Part Number: LMK1D1208 hi TI, Question 1 The datasheet of LMK1d1208 writes the input 50% duty cycle clock, and the output duty cycle is 45%-55%. If the input clock duty cycle is 2% (200kHz), what is the output duty cycle float? Question 2 Can LMK1d1208…

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

• LMK1D1208: 1/f noise

  

  Andre Burkard

  Resolved

  Part Number: LMK1D1208 Hi, are there any additional information about the phase noise below 1kHz? Can It be assumed, that the Phase noise transits to 1/f noise below 1kHz? Thank you.

  • Resolved

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

• LMK1D1208: Duty cycle

  

  Hugh Yang

  TI Thinks Resolved

  Part Number: LMK1D1208 Hi Teams， Recently, I am working with my customer to qualify lmk1d1024/8. 1) Customer wanna use its IN1 multiples lvds signal from fpga. The f of input is 200kHz and the duty cycle is 0.2%. I am not sure if it’s proper. I have not…

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

• LMK1D1208: Output state

  

  May

  TI Thinks Resolved

  Part Number: LMK1D1208 Hi, In the 8.3.1 Fail-Safe Input and Hysteresis, it states that "The device also incorporates an input hysteresis which prevents random oscillation in absence of an input signal. Furthermore, this feature allows the input pins…

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

• LMK1D1208: Recommended unused LVDS input termination

  

  Kazuhiko Hirano

  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 also…

  • Resolved

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

• LMK1D1204: Power Supply Characteristics of LMK1D120x

  

  Matthew Bavier

  Resolved

  Part Number: LMK1D1204 Other Parts Discussed in Thread: LMK1D1208 Hi, In the datasheet for the LMK1D120x family of devices, there is the current consumption vs frequency graph of the LMK1D1208 and I saw the comment that the LMK1D1204 follows a similar…

  • Resolved

  • 1 month ago
  • Clock & timing
  • Clock & timing forum
Answered

• LMK1D2108: Wrong pin numbering in datasheet

  

  Tom Van Uffelen

  Resolved

  Part Number: LMK1D2108 Other Parts Discussed in Thread: LMK1D1208 I'm using the LMK1D1208 as LVDS buffer in my design. I'm measuring on the hardware and noticed that the 8 outputs coming from IN0 are giving the inverted logic level. When a logic '1' is…

  • Resolved

  • 1 month ago
  • Clock & timing
  • Clock & timing forum

• LMK1D1204: Input Layout

  

  Zack Schwarz

  TI Thinks Resolved

  Part Number: LMK1D1204 Other Parts Discussed in Thread: LMK1D1208 , Hello, Can you help share the preferred input layout of discretes/terminations to the LMK1D1205 device? Thanks, Zack

  • 2 months ago
  • Clock & timing
  • Clock & timing forum

• LMK1D1204: LMK1D1204　via pattern

  

  Yuya Sato

  TI Thinks Resolved

  Part Number: LMK1D1204 Other Parts Discussed in Thread: LMK1D1208 Hi team, Do you have information on the via pattern of the LMK1D1204? The LMK1D120x datasheet contains via pattern information for the LMK1D1208, but it seems that the LMK1D1204 does not…

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

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