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Low-voltage high-speed frequency-divider circuit

  • US 20040012416A1
  • Filed: 05/21/2003
  • Published: 01/22/2004
  • Est. Priority Date: 05/21/2002
  • Status: Active Grant
First Claim
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1. A frequency divider circuit that generates output signals having a frequency substantially half of the frequency of the input signal, comprising two D-Flip-Flop circuits wherein one employs the said input signal and the other one employs the complement of the said input signal, and wherein each of the two said D-Flip-Flop circuits consists of a pair of loading transistors, two regenerative transistor pairs coupled with each other, and two common-gate switches.

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