Built-In Self Test Definitions (Cont.)

Off-Line BIST



BIST in which testing occurs when the system is not in its normal operation

Functional Off-Line BIST

Off-line BIST that uses tests based on the functional description of the circuit-under-test

Structural Off-Line BIST

Off-line BIST that uses tests based on the structure of the circuit-under-test

Pseudo Random Pattern Generator (PRPG)

a multi-output device that generates pseudorandom output patterns - usually implemented with a Linear Feedback Shift Register (LFSR)

Multiple-Input Signature Register (MISR)

a multi-input device that compresses a series of input patterns into a (pseudo) unique signature

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