Fujitsu Corporation

Kensaku Wada

Hidehiko Akasaki

A semiconductor device module includes a package and a holder, the package includes, for example, a central processing unit, and the holder accommodates a removable leadless chip carrier. The holder comprising contact leads connected to electrode pads of the package. The leadless chip carrier also includes, for example, an erasable programmable read only memory, whereby the leadless chip carrier can be easily removed from the holder, resulting in easily writing into the erasable programmable read only memory or easy replacement of the leadless chip carrier.

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Fujisawa, Japan

Kensaku Wada