Semiconductor memory device and delay locked loop control method thereof

Semiconductor memory device and delay locked loop control method thereof

A semiconductor memory device includes a mode control circuit configured to output a DLL on signal which is periodically activated during a specific mode; and a DLL circuit configured to delay and lock a clock to generate a DLL clock, and to be periodically turned on in response to the DLL on signal...

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Sprache:eng
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Zusammenfassung:A semiconductor memory device includes a mode control circuit configured to output a DLL on signal which is periodically activated during a specific mode; and a DLL circuit configured to delay and lock a clock to generate a DLL clock, and to be periodically turned on in response to the DLL on signal during the start of the specific mode.