Patent ID: 6711071
Filing Date: 2004-03-23
Classification: G11C

Abstract:
A semiconductor device formed on a semiconductor chip comprising:a first circuit block supplied with an operating voltage from first and second voltage potentials; a second circuit block supplied with an operating voltage from third and fourth voltage potentials; a voltage generating circuit generating an operating voltage from fifth and sixth voltage potentials in response to said first and second voltage potentials; a third circuit block supplied with an operating voltage from fifth and sixth voltage potentials; and an electrostatic discharge circuit with an operating voltage from seventh and eighth voltage potentials, wherein said first voltage potential is higher than said second voltage potential, wherein said third voltage potential is higher than said fourth voltage potential, wherein said fifth voltage potential is higher than said sixth voltage potential, wherein said seventh voltage potential is higher than said eighth voltage potential, and wherein said eighth and second voltage potentials are supplied from the same pad.