GENERATING CIRCUIT FOR DRAM REFRESH CLOCK

PURPOSE:To decide whether or not a CR oscillator is used at the time of power interruption without adding a terminal. CONSTITUTION:A discrimination switching circuit 14 receives both of a signal B from a crystal oscillator 10 and a signal D from a CR oscillator 12. The CR oscillator 12 outputs a clo...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	INOUE KENICHI, OKUZAWA SATOSHI
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRONIC CIRCUITRY CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING ELECTRICITY GENERATION OF NOISE BY SUCH CIRCUITS GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING,BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN ANON-SWITCHING MANNER INFORMATION STORAGE PHYSICS STATIC STORES
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