Constant current output sink or source

Constant current output sink or source

  • CN 102,246,593 B
  • Filed: 12/11/2009
  • Issued: 01/05/2018
  • Est. Priority Date: 12/12/2008
  • Status: Active Grant
First Claim
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1. a kind of integrated circuit digital device for including digital processing unit, it is further included:

  • The output node of the digital processing unit, it is by the digital processor controls, for use as the outside of the integrated circuitConnection;

    AndProgrammable constant current circuit, it is coupled to the node, wherein the programmable constant current circuit will be described inThe magnitude of current of node is restricted to the current value being programmed into the programmable constant current circuit.

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