• LMK00308: LMK00308SQX/NOPB Even if clkouta_ Type0 is pulled down to GND with 1K ohm, clkouta_ Type0 still high level.

  

  Qi Liu

  TI Thinks Resolved

  Part Number: LMK00308 Hi Support Team, Regarding LMK00308, I would like to know the following questions: About 2 months after start using, one LMK00308's CLKOUTA port clock output stopped. Even if CLKOUTA_TYPE0 is pulled down to GND with 1K ohm…

  • over 5 years ago
  • Clock & timing
  • Clock & timing forum
Answered

• LMK00308: Does LMK00308 accept sine-wave input?

  

  haopeng han

  Resolved

  Part Number: LMK00308 Hi, we need a clock buffer/mux which is able to multiplex two input and fan out 8 output . One of the input signals is LVDS(0-1000MHz), the other is analog sine-wave(0-100MHz). The output signal should be LVDS. LMK00308 looks…

  • Resolved

  • over 9 years ago
  • Clock & timing
  • Clock & timing forum

• LMK00308: Clock Input switching generates spikes

  

  Stefan Gilg

  Part Number: LMK00308 Other Parts Discussed in Thread: LMK05318 Hello, At the Clock Inputs there is a slow Clock Signal (<10MHz). Switching from one to the other Input is done when both Clock Signals are "low". Then, switching from CLKin0 to CLKin1…

  • over 6 years ago
  • Clock & timing
  • Clock & timing forum

• LMK00308: time between power up to valid clock out

  

  Katsu Matsunaga

  Part Number: LMK00308 Hello, I would like to know when valid clock-out after power up. What time does it take between power up to getting valid clock-out? or How do we know when output clock is valid after power-up? Best regards, Katsu

  • over 6 years ago
  • Clock & timing
  • Clock & timing forum

• LMK00308: junction to board thermal Resistance Value

  

  Renan Santos Adriano

  TI Thinks Resolved

  Part Number: LMK00308 Hi Team, I'm looking for the Junction to Board thermal resistance of LMK00308SQ/NOPB, this is not listed on the datasheet thermal resistance data. Can you also give the complete thermal resistance data of this device? Looking…

  • over 6 years ago
  • Clock & timing
  • Clock & timing forum
Answered

• LMK00308: unused input pins of lmk00308 & lmk00101

  

  naresh kumar2

  Resolved

  Part Number: LMK00308 Other Parts Discussed in Thread: LMK00101 Hi, We are using lmk00308 & lmk00101 in our design , 1. out of the 3 clock inputs for both the IC's, we are using clkin0 only , can we leave the unused inputs clkin1 & OSCIN floating…

  • Resolved

  • over 9 years ago
  • Clock & timing
  • Clock & timing forum
Answered

• LMK00308: LMK00304/08 bias voltage

  

  Saemyi Jeon

  Resolved

  Part Number: LMK00308 Other Parts Discussed in Thread: LMK00304 , Hi All, I am sending this email to ask some questions on input bias voltage and termination resistor of LMK00304/08. My customer has applied LMK00304 and LMK00308 to new system and…

  • Resolved

  • over 7 years ago
  • Clock & timing
  • Clock & timing forum
Answered

• LMK00308: CLKin termination

  

  haopeng han

  Resolved

  Part Number: LMK00308 Other Parts Discussed in Thread: LMK61E2 Hi, We would like to use si570 to drive LMK00308 with LVDS (Vcm=1.20V) signal and we want to use as few components as possible due to space limit which means DC coupling, direct connection…

  • Resolved

  • over 9 years ago
  • Clock & timing
  • Clock & timing forum
Answered

• RE: LMK00308 DRIVING LMX2581

  

  Theepak Shoundra

  Resolved

  Hi, lmk00308 output is converted to single ended using the reference circuit given snau136c. But for lvds outputs of lmk00308 VOD = 400mv & vos=1.25V , will this be sufficient to drive OSCIn of lmx2581 which requires an AC coupled input of min…

  • over 9 years ago
  • Clock & timing
  • Clock & timing forum

• RE: LMX2581: LMK00308 DRIVING LMX2581

  

  Alan O

  Use LVPECL or HCSL output mode from LMK00308, which both higher single-ended swing compared to LVDS mode. Alan

  • over 9 years ago
  • Clock & timing
  • Clock & timing forum

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