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Operational amplifier and method for amplifying a signal with shared compensation components

  • US 7,884,672 B1
  • Filed: 11/01/2006
  • Issued: 02/08/2011
  • Est. Priority Date: 11/01/2006
  • Status: Active Grant
First Claim
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1. An operational amplifier circuit comprising:

  • amplifier circuitry for amplifying a differential signal, wherein said amplifier circuitry is operable to generate a differential output signal;

    a differential feedback network coupled to said amplifier circuitry and operable to provide differential feedback compensation therein, said differential feedback network comprising compensation elements; and

    a common-mode feedback network coupled to said amplifier circuitry and operable to provide common-mode feedback compensation therein, said common-mode feedback network sharing said compensation elements of said differential feedback network.

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