Patent ID: 6812565
Filing Date: 2004-11-02
Classification: G11C,H01L

Abstract:
A semiconductor device of multi-chip module structure in which a plurality of semiconductor chips including memory chips are mounted on a wiring board,wherein said memory chip includes: an integrated circuit including a plurality of memory elements; a plurality of electrodes electrically connected to said integrated circuit; an insulation layer formed covering said integrated circuit and exposing said plurality of electrodes; a plurality of wirings formed at the upper part of said insulation layer and electrically connected respectively to said plurality of electrodes; and a plurality of external connecting terminals formed at the upper part of said insulation layer and electrically connected respectively to said plurality of wirings, and wherein said plurality of external connecting terminals include a function switching external connecting terminal for switching the predetermined functions of said integrated circuit depending on a voltage level of an input signal and switch a function to the predetermined function of said integrated circuit by supplying a signal of the predetermined voltage level to said function switching external connecting terminal of said memory chip through said wiring board.