REFERENCE VOLTAGE CIRCUITS IN MICROCONTROLLER SYSTEMS

A microcontroller system includes a higher power reference voltage circuit and a lower power reference voltage circuit configured to draw less power than the higher power reference voltage circuit when enabled. The system includes a power state logic controller configured to enable the lower power r...

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Bibliographische Detailangaben
Hauptverfasser: Schabel Stefan, Laurent Marc, Husson Olivier, Gourbilleau Thierry, Menard Patrice, Le Dily Mickael, Barzic Ronan
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A microcontroller system includes a higher power reference voltage circuit and a lower power reference voltage circuit configured to draw less power than the higher power reference voltage circuit when enabled. The system includes a power state logic controller configured to enable the lower power reference voltage circuit to provide a first regulated voltage during a power saving mode, and, on exiting the power saving mode, enable the higher power reference voltage circuit to provide a second regulated voltage.