JMicron/JMB392 JMB392 RAID Port Multiplier Chip 1.
Overview JMicron JMB392 is a single chip, 1 to 5-ports Serial ATA II Port Multiplier with RAID function support.
It is designed to provide SATA port expansion, data protection and performance aggregation at various applications.
JMB392 uses JMicron’s production-proven Multi-port Serial ATA PHY technology and JMicron-proprietary storage processor to provide very high efficient SATA RAID operation.
With an easy configuration scheme, the device can be a pure port multiplier which provides SATA port expansion just like a SATA Hub, or hard-drive performance booster which provides a high performance device seen by host controller or hard-drive da...

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