• LMKDB1202: LMKDB1202 — does it behave as LMKDB1204 with all registers fixed at reset/default values?

  

  David Kim2

  TI Thinks Resolved

  Part Number: LMKDB1202 Other Parts Discussed in Thread: LMKDB1208 , LMKDB1204 , Hello, We are evaluating LMKDB1202REY and have a question about how it relates to LMKDB1204/LMKDB1208 within the same family. From the datasheet, we understand: LMKDB1202…

  • 6 days ago
  • Clock & timing
  • Clock & timing forum

• LMKDB1202: LMKDB1202 Separate Power Supplies and Power Down

  

  D B

  TI Thinks Resolved

  Part Number: LMKDB1202 Hello, I see that the LMKDB1202 has separate supply pins for both the clock inputs as well as separate bank supplies for the output buffers. I am wondering, is it possible to operate the component with partial / separate supplies…

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

• LMKDB1202: SI model

  

  Jeff YANG

  TI Thinks Resolved

  Part Number: LMKDB1202 Hi, Our signal path routes from the source oscillator (Figure 1) through your switch (Figure 2) and then to our own controller (SoC). However, the current model provided by TI is separated into an input model (Figure 3) and…

  • 24 days ago
  • Clock & timing
  • Clock & timing forum

• LMKDB1202: How to handle

  

  GW

  Part Number: LMKDB1202 Hi Team My customer plan to use LMKDB1202. they prefer to check: Does this clock IC support floating on its CLK input and output pins? If not, what value of pull-down resistor or series resistor is recommended? Also, if we only…

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

• LMKDB1202: Cascade Questions

  

  Allan Fan

  TI Thinks Resolved

  Part Number: LMKDB1202 Other Parts Discussed in Thread: LMKDB1204 Hi experts, Regarding the PCIe Gen6 RefClk: will it still function properly if it passes through 3 or 4 CLK buffers? Customer is considering LMKDB1204 and LMKDB1202. How should we estimate…

  • 5 months ago
  • Clock & timing
  • Clock & timing forum
Answered

• LMKDB1202: schematic review

  

  Jeff YANG

  Resolved

  Part Number: LMKDB1202 Hi, We needs to support switching between SRIS and CC modes at the system level. The oscillator is 100 MHz with HCSL output, and the PHY uses a 100 MHz HCSL input. Would you please review below application and shcematic? thanks…

  • Resolved

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

• LMKDB1202: Schematics Review || Clock Line Input and Output

  

  Gaurav Shukla

  TI Thinks Resolved

  Part Number: LMKDB1202 Hi Team, As in the picture I have tried to provide a clock HCSL clock from a Oscillator and top SMAs from Clock generator. I have followed the Eval kit of LMKDB1202, but not use any DC blocking capacitors on Clock lines on input…

  • 3 months ago
  • Clock & timing
  • Clock & timing forum

• LMKDB1202: LMKDB1202 : VDD capacitor

  

  Lin Jie Huang

  TI Thinks Resolved

  Part Number: LMKDB1202 Tool/software: The Mux LMKDB1202 datasheet pin definition does not mention which pin needs how many capacitors and resistors to put. However, the application circuit file (below) shows that each power group has a 0.1uF/16V capacitor…

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

• LMKDB1202: Is it acceptable to swap P/N on both the clock inputs and the outputs?

  

  David Kim2

  TI Thinks Resolved

  Part Number: LMKDB1202 Hello, We are using LMKDB1202REY as a 2:2 PCIe reference clock mux, as shown in the attached schematic. In this design, the P/N polarity is swapped at both the inputs and the output: Inputs : For both input pairs (HOST clock…

  • 1 day ago
  • Clock & timing
  • Clock & timing forum

• LMKDB1202: LMKDB1202 LOS# Question

  

  ko byeongguk

  TI Thinks Resolved

  Part Number: LMKDB1202 Tool/software: Hi, TI I have a question regarding the LOS# operation of the LMKDB1202. There are two clock inputs, but only one LOS# signal. In this case, which clock input does the LOS# operate based on, CLKIN0…

  • over 2 years ago
  • Clock & timing
  • Clock & timing forum

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