• LMK04228: LMK04228 Clock and Sync Pulse Output

  

  kim sunmyung

  TI Thinks Resolved

  Part Number: LMK04228 Other Parts Discussed in Thread: TEST2 I want 38.4Mhz clock output and sync output via LMK04228. OSCin uses 122.88Mhz and CLKin uses 38.4Mhz. I want an output for the sync pulse based on the sync pulse input. Figure 5. Curious how…

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

• LMK04228: Can support customer's requirements?

  

  Kazuhiko Hirano

  Resolved

  Part Number: LMK04228 Other Parts Discussed in Thread: CLOCK-TREE-ARCHITECT , , LMK04828 Hello, My customer would like to have a PLL solution for the following requirements. Input = 155.52MHz Output#1 = 2488.32MHz Output#2 = 1244.16MHz Output#3 = 311.…

  • Resolved

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

• LMK04228: LMK04228 as a reference clock design

  

  zhuangzhuang lv

  TI Thinks Resolved

  Part Number: LMK04228 Other Parts Discussed in Thread: LMK04828 Hello, I have been debugging a board card which uses lmk04228 as the reference clock of optical fiber communication. Problem1: The output clock of lmk04228 is 100m, and the input crystal…

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

• LMK04228: How to make 38.4Mhz..?

  

  kim sunmyung

  Resolved

  Part Number: LMK04228 Other Parts Discussed in Thread: CDCLVP1102 , LMK04610 , LMK04616 I am trying to get 38.4Mhz as input and make 38.4Mhz as two outputs. i will make just repeater However, the frequency that can be made using TICS PRO is 38.4615384615Mhz…

  • Resolved

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

• LMK04828BEVM: The clock output frequency of the LMK04228 does not match expectations

  

  Susan Ren

  TI Thinks Resolved

  Part Number: LMK04828BEVM Other Parts Discussed in Thread: LMK04228 Hi Team, Hello, I am debugging on the development board using lmk04228, using the parameters generated by the simulation design software given by TI. The reference clock is 100m (crystal…

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

• LMK04828-EP: vs. LMK04828 vs LMK04832 vs LMK04228

  

  Thomas Chu

  TI Thinks Resolved

  Part Number: LMK04828-EP Other Parts Discussed in Thread: LMK04228 , LMK04828 , LMK04832 , Hello, I'm currently considering these devices for my JESD clocks generation: LMK04228, LMK04828, LMK04828-EP, LMK04832. As far as I know, they are all pin compatible…

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

• LMK04228: clock generator suggestion

  

  Frank(EP) Liu

  TI Thinks Resolved

  Part Number: LMK04228 Other Parts Discussed in Thread: AFE5828 , TX7516 , hi, my customer wants to clock generator for configuration below. 80MHz *6 (for AFE5828 and FPGA) 320MHz *6(for TX7516 and FPGA) 2MHz *3(for AFE5828 CWD and FPGA) 32MHz *2(for AFE5828…

  • over 3 years ago
  • Clock & timing
  • Clock & timing forum
Answered

• LMK04228: LMK04228 loop review for low jitter

  

  Jerry Chen

  Resolved

  Part Number: LMK04228 Other Parts Discussed in Thread: AFE7769 , LMK04828 Hi team, I'm using LMK04228 to clock AFE7769. Below is my design for filter, charge pump gain, etc. Could you pls help review the PLL1 and PLL2 loop design is fine for low jitter…

  • Resolved

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

• LMK04228: PLL lock status check

  

  Jerry Chen

  Resolved

  Part Number: LMK04228 Hi team, I DWIN LMK04228 in a wireless station project for JESD204B. To make sure both PLLs are locked, I think I should set Status_LD2 pin to value 0x03 in register? This might be a simple question, but I'm not sure about the full…

  • Resolved

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

• LMK04228: use SYSREF clock in anthor clock group

  

  Jerry Chen

  Resolved

  Part Number: LMK04228 Other Parts Discussed in Thread: LMK04828 , Hi there, I would like to confirm one thing quickly. My customer is using LMK04228 (LMK04828) for a JESD204B use case. The 245.76MHz device clocks are on clockout0 and clockout2. But…

  • Resolved

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

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