SHORT CIRCUIT DETECTION IN A READ/WRITE ASSIST CAPACITOR OF A MEMORY

An integrated circuit includes a semiconductor substrate and integrated circuitry on the semiconductor substrate. The integrated circuitry includes a static random access memory (SRAM) array including a conductive line and an assist circuit having a boost capacitor coupled to boost a voltage on the...

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Bibliographische Detailangaben
Hauptverfasser: Kachir, Elazar, Shimanovich, Klimentiy, He, Bishan, Chidambarrao, Dureseti, Ogino, Atsushi, Li, Baozhen, Jungmann, Noam, Joshi, Rajiv
Format: Patent
Sprache:eng
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Zusammenfassung:An integrated circuit includes a semiconductor substrate and integrated circuitry on the semiconductor substrate. The integrated circuitry includes a static random access memory (SRAM) array including a conductive line and an assist circuit having a boost capacitor coupled to boost a voltage on the conductive line. The boost capacitor includes first and second plates. The integrated circuit further includes a sense circuit having an input coupled to one of the first and second plates of the boost capacitor and an output and a sample circuit coupled to the output of the sense circuit. The sample circuit is configured to detect a short circuit in the boost capacitor based on a state change at the output of the sense circuit.