Patent ID: 7294918

Claim:
A memory card comprising: a substrate having a front surface and a rear surface opposite to said front surface; a first flash memory chip mounted over said front surface of said substrate; a controller chip for said first flash memory chip mounted over said front surface of said substrate; a plurality of external terminals arranged on said rear surface of said substrate; a sealing member covering said first flash memory chip and said controller chip; and a case body covering said sealing member and said front surface of said substrate; wherein first mounting portions being able to connect said case body and an adapter are formed at two corner portions of said case body, wherein a second mounting portion being able to connect said case body and an adapter is formed between said two corner portions at a rear surface side of said memory card, and wherein each of said first mounting portions is made asymmetric with respect to a front surface side of said memory card and said rear surface side of said memory card.