×

PROGRAM VERIFY METHOD FOR OTP MEMORIES

  • US 20100011266A1
  • Filed: 12/20/2007
  • Published: 01/14/2010
  • Est. Priority Date: 12/22/2006
  • Status: Active Grant
First Claim
Patent Images

1. A method for executing a program verify operation, comprising:

  • a) loading program data into a first latch of a register stage coupled to at least one bitline of a memory array;

    b) programming a memory cell coupled to the at least one bitline;

    c) reading the programmed data of the memory cell coupled to the at least one bitline into a second latch of the register stage;

    d) comparing logic states stored in the first latch and the second latch; and

    e) providing a local status signal corresponding to a program pass condition if opposite data states are stored in the first latch and the second latch.

View all claims
  • 4 Assignments
Timeline View
Assignment View
    ×
    ×