FAST, ENERGY EFFICIENT CMOS 2P1R1W REGISTER FILE ARRAY USING HARVESTED DATA

A transistor memory device includes storage elements storing a capacitance including (1) a capacitance at a source of PFETs, (2) a capacitance at each storage element connected to a storage node and (3) a capacitance at a gate input of inverter transistors from the plurality of transistor storage el...

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Bibliographische Detailangaben
1. Verfasser: BHAVNAGARWALA, Azeez
Format: Patent
Sprache:eng
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Zusammenfassung:A transistor memory device includes storage elements storing a capacitance including (1) a capacitance at a source of PFETs, (2) a capacitance at each storage element connected to a storage node and (3) a capacitance at a gate input of inverter transistors from the plurality of transistor storage elements. Each storage element configured to perform (i) a read data access (ii) a write data access, to increase static noise margin. The transistor memory device further includes a harvest node coupled to a ground and that is configured to store a harvested charge transferred from a selected bitline to increase an output voltage at the harvest node. The transistor memory device further includes a capacitor divider configured to maintain a voltage swing on a bitline. The transistor memory device further includes a harvest circuit configured to, in response to the read data access, decouple the harvest node and invert a voltage.