Patent ID: 6201750
Filing Date: 2001-03-13
Classification: G01R,G11C

Abstract:
A scannable fuse latch comprising:a scan-in input;a scan-out output;fuse logic connected between a fuse and an input latch, the fuse logic comprising a first state where a value of the fuse is read and output to the input latch;an input latch connected between the scan-in input and a fuse latch, the input latch comprising a first state wherein the input latch reads the value of the fuse as an input value and outputs this input value to the fuse latch, and comprising a second state wherein the input latch reads a value of the scan-in input as an input value and outputs the input value to the fuse latch; andthe fuse latch connected between the input latch and the scan-out output, the fuse latch comprising a first state wherein the fuse latch latches the input value and outputs the input value to the scan-out output.