SERIES RESISTANCE IN TRANSMISSION LINES FOR DIE-TO-DIE COMMUNICATION

An apparatus may include a controller die and a group of dies that communicate with each other via a transmission line. The transmission line includes a first portion integrated with a printed circuit board, and a second portion that includes a plurality of wire bonds bonded to input/output pads of...

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Bibliographische Detailangaben
Hauptverfasser: Mobin, Sayed, Contreras, John Thomas, Balachander, Pranav
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An apparatus may include a controller die and a group of dies that communicate with each other via a transmission line. The transmission line includes a first portion integrated with a printed circuit board, and a second portion that includes a plurality of wire bonds bonded to input/output pads of the group of dies. The transmission line further includes a resistor circuit connected in series with the first portion and the second portion. The resistor circuit has a resistance value that provides reduced reflection coefficients over the transmission line between the first portion and the second portion. An on-die termination resistor circuit on the controller side is removed, with the inclusion of the resistor circuit.