| 摘要 |
A semiconductor device including a plurality of flash memories, a connector for establishing connection with a host apparatus, a cache memory for data transmission between the flash memories and the host apparatus, a drive control circuit that controls the data transmission between the flash memories and the host apparatus, and a power supply circuit that converts an external power supply voltage into an internal power supply voltage, all mounted on a substrate. A fuse that protects at least the flash memories from an overcurrent is also provided on the substrate.
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