Patent ID: 9324447
Filing Date: 2016-04-26
CPC Classification: G11C

Claim Text:
1. An One-Time Programmable (OTP) memory capable of multiple-bit programming, comprising: a plurality of OTP cells, at least one of the OTP cells including an electrical fuse element coupled to a program selector, the program selector having a control terminal; a plurality of local wordlines, each coupled to a plurality of the OTP cells via the control terminal of the program selector and having a first resistivity; a plurality of global wordlines, each coupled to at least one of the local wordlines and having a second resistivity; and a plurality of banks of bitlines, each bitline coupled to a plurality of the OTP cells; a plurality of bank selects to enable turning on the wordlines or bitlines in a bank; and wherein a plurality of OTP cells can be configured to be concurrently programmable by applying at least one voltage to at least one wordline and at least one bitline in a plurality of banks if a plurality of the bank selects are asserted.