Patent ID: 6077211
Filing Date: 2000-06-20
Classification: G11C

Abstract:
An input/output (I/O) repair circuit, comprising:a fuse bank, the fuse bank having multiple fuses that are programmed in either a first or a second state;a logic/select circuit coupled to the fuse bank;a number of multiplexors coupled to the fuse bank through the logic/select circuit;a number of first input/output (I/O) lines coupled to the number of multiplexors; anda number of second input/output (I/O) lines each selectively coupled to the number of multiplexors, wherein the number of second input/output lines is greater than the number of first input/output lines and the multiplexers selectively couple first and second input/output lines together, and wherein each of the number of first I/O lines is multiplexed to at least two (2) adjacent second I/O lines.