Integrated circuit with built-in indicator of internal repair

Details Integrated circuit with built-in indicator of internal repair Integrated circuit with built-in indicator of internal repair

1986-03-18

1988-03-15

Popek, Joseph A.

Static information storage and retrieval

Read/write circuit

Bad bit

365201, G11C 700

Patent

active

047317590

ABSTRACT:
A circuit for providing an identification signal indicative of whether or not an semiconductor device has a repaired or replaced portion therein. The circuit is enabled by a control signal which is used for controlling the semiconductor device and causes a change in power supply current flowing into the semiconductor device according to presence or absence of the repaired or replaced portion.

REFERENCES:
patent: 4281398 (1981-07-01), McKenny et al.

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