Patent ID: 7120029

Claim:
An IC card comprising: (a) a wiring substrate having a front surface and a rear surface; (b) external connecting terminals arranged over the rear surface of the wiring substrate; (c) a first flash memory chip and a controller chip for the first flash memory chip arranged over the front surface of the wiring substrate and connected electrically to the external connecting terminals through wirings of the wiring substrate; (d) a resin covering the first flash memory chip and the controller chip; and (e) a case which covers the resin in such a manner that the external connecting terminals are exposed, wherein the case has a first end side near which the external connecting terminals are arranged and a second end side positioned on an opposite side to the first end side, wherein a planar outline of the wiring substrate is smaller than half of a planar outline of the case, wherein the wiring substrate is entirely disposed in an area of the case closer to the first end side with respect to a middle position between the first and the second end sides, and wherein the case comprises a first case member and a second case member.