Patent ID: 8610612

Claim:
A power supply distribution system for a data converter, comprising: a power supply pad to receive power; a power bus coupled to the power supply pad; a multi-tiered tree structure set of power distribution lines coupled to the power bus to provide supply and bias power distribution in the data converter, wherein the tree structure includes at least a top tier set of power distribution trunks each supplying power to different bottom tier set of power connections; an array of current sources having at least a row or a column powered by the bottom tier set of power connections; a second power bus coupled to the power supply pad; and a second multi-tiered tree structure set of power distribution lines coupled to the second power bus to provide supply and bias power distribution, wherein the second tree structure includes at least a top tier set of power distribution trunks each supplying power to different bottom tier set of power connections, and wherein the second multi-tiered tree structure feeds a row of the array of current sources while the first multi-tiered tree structure feeds a column of the array of current sources.