Comparator with adaptive timing

  • US 8,487,659 B2
  • Filed: 04/22/2011
  • Issued: 07/16/2013
  • Est. Priority Date: 04/22/2011
  • Status: Active Grant
First Claim
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1. A comparator, comprising:

  • a preamplifier responsive to a first control signal;

    a latch responsive to a second control signal; and

    a delay element, having an input for the first control signal and an output for the second control signal, the delay element having a circuit structure to adaptively increase or decrease delay propagation of the first control signal in a manner that counteracts PVT effects present in other components of the comparator.

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