Patent Number: 8,824,219

Title: Power source circuit and semiconductor memory circuit using the same

Abstract: A semiconductor memory circuit includes: a plurality of memory regions; a plurality of driving units configured to be enabled in response to a plurality of enable signals, respectively, and generate a predetermined voltage used for operations of the plurality of memory regions; and an enable control unit configured to count a control pulse and activate one or more enable signals among the plurality of enable signals.

Inventors: Ko; Young Jo (Ichon-shi, KR)

Assignee: SK Hynix Inc.

International Classification: G11C 5/14 (20060101)

Expiration Date: 9/02/12018