Try to solve this Sample & hold Circuit!!!

Discussion in 'Homework Help' started by jeanomary, Oct 3, 2009.

  1. jeanomary

    Thread Starter New Member

    Oct 3, 2009
    2
    0
    Hello,
    Please help me to solve this Sample & Hold Circuit based problem. I tried to do this problem but i didn't get the result. I am preparing for an exam, this question is one of the previous question. Please suggest the method to solve this question as soon as possible. The question and circuit diagram is shown below.
    Note: This question is not simple, it is coming under analog teaser section.Please try to give correct answer/method.otherwise don't comment!

    Question:

    "Consider the following sample-and-hold circuit :

    VOFF is the intrinsic offset of the comparator modeled at its input.

    State the value of VIN for which VOUT will go high during the hold (H) phase. "


    [​IMG]
     
    Last edited: Oct 4, 2009
  2. beenthere

    Retired Moderator

    Apr 20, 2004
    15,815
    282
    Hint: The offset voltage (Voff) is very significant.
     
  3. beenthere

    Retired Moderator

    Apr 20, 2004
    15,815
    282
    We are willing to help in areas of non-understanding, but also do not wish to simply give you the answer. What attempts have you made?
     
  4. blueroomelectronics

    AAC Fanatic!

    Jul 22, 2007
    1,758
    98
    Did the OP deleted a post?
     
  5. jeanomary

    Thread Starter New Member

    Oct 3, 2009
    2
    0
    hello..
    Can anyone help me to solve this problem.
     
  6. beenthere

    Retired Moderator

    Apr 20, 2004
    15,815
    282
    From the forum notice -

    Important

    The Homework Help Forum is not a free homework service; we are here to help your understanding, but fully expect the users of this forum to dictate the course of their own learning.

    When posting a request for homework/coursework/assignment help, you must provide details of your attempts at the questions. Any thread that just posts up a copy of the questions without any attempts on the part of the opening poster will be directed to this thread and will be given 48 hours to satisfy the requirements detailed within. Help us, help you.
     
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