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Recent content by yifengbest

  1. Y

    help !! crystal oscillator

    make sure your circuit's loop gain is larger enough(i.e larger than 20db)
  2. Y

    Question on delay cell,please help me

    yes,i did think about it,if nothing can do with this circuit,i have to trim it at the end. thanks!
  3. Y

    Question on delay cell,please help me

    Dear all i'm designing a delay cell,the following is about the process term and work conditions vth:0.7±0.1v R:R0±20% vcc:1.35v~1.65v Ta:-40°C~135°C how could i devise a delay cell that the delay time have only 25% variety, is it possible be implemented by this process.i have tried...
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