Patent ID: 6768367
Filing Date: 2004-07-27
Classification: G11C,H03K

Abstract:
A voltage level shifting circuit having first and second supply voltage level inputs thereto, said voltage level shifting circuit comprising:a first switching device coupling a first circuit node to a second circuit node, said first switching device having a control terminal thereof coupled to said first supply voltage level input; second and third switching devices coupled between said second supply voltage level input and a third circuit node; a fourth switching device coupled between said third circuit node and said second circuit node; fifth and sixth series coupled switching devices coupled between said second supply voltage level input and a reference voltage input and defining a fourth circuit node therebetween, a control terminal of said fifth switching device being coupled to said second circuit node and a control terminal of said sixth switching device being coupled to said first circuit node; seventh and eighth series coupled switching devices coupled between said second supply voltage level input and said fourth circuit node, a control terminal of said eighth switching device being coupled to said second circuit node; a first circuit delay block coupling said fourth circuit node to a control terminal of said seventh switching device; and a second circuit delay block coupling said control terminal of said seventh switching device to a control terminal of said third switching device.