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RECEIVER SIGNAL PROBING USING A SHARED PROBE POINT

  • US 20110149740A1
  • Filed: 12/21/2009
  • Published: 06/23/2011
  • Est. Priority Date: 12/21/2009
  • Status: Active Grant
First Claim
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1. An integrated circuit, comprising:

  • a receiver including a plurality of signal lines extending from a plurality of signal pads on an external surface of the integrated circuit chip for receiving a digital signal;

    a multiplexer having a plurality of inputs, a plurality of select lines and an output, wherein each input is internally connected to one of the plurality of signal lines, and wherein the plurality of select lines allow selection of any one of the plurality of inputs; and

    an amplifier coupled to the multiplexer output for amplifying a signal carried on the selected signal line of the receiver and communicating the amplified signal to a test pad on the external surface of the integrated circuit.

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