Resurrects Plextek obsolete GaAs ICs

Cambridge design consultancy Plextek has re-created two GaAs ICs for a US company with an obsolescence issue. The chips, described only as “GaAs control ICs”, were being dropped by their original manufacturer. “I suspect they are obsolete because of the MESFET process no-longer being available,” Plextek director of RF integration Liam Devlin told EW. “The client used two variants of the device in around 30 ...

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