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Current source calibration circuit

  • US 6,507,296 B1
  • Filed: 08/14/2001
  • Issued: 01/14/2003
  • Est. Priority Date: 08/14/2001
  • Status: Expired due to Term
First Claim
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1. A current source calibration circuit comprising:

  • first and second current sources;

    a calibration circuit;

    a clock generator to provide a clock signal having a sequence of pulses with pseudo-random periods; and

    a switching circuit to pseudo-randomly coupling the first and second current sources to the calibration circuit in response to the clock signal.

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