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Clock gated bus keeper

  • US 6,484,267 B1
  • Filed: 12/29/1999
  • Issued: 11/19/2002
  • Est. Priority Date: 12/29/1999
  • Status: Expired due to Term
First Claim
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1. A method of driving a bus with data, said method comprising the steps of:

  • (1) clocking said bus with a clock having a clock cycle comprising a first transition edge followed by a phase having a first logic level and a second transition edge followed by a phase having a second logic level;

    (2) turning a driver on to drive said bus with data responsive to said first edge of said clock cycle;

    (3) turning said driver off responsive to said second edge of said clock cycle;

    (4) turning a bus keeper off responsive to said first edge of said clock cycle; and

    (5) turning said bus keeper on responsive to said second edge of said clock cycle.

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