JMB322 - RAID Port Multiplier
JMB322 is a highly integrated single chip.
It integrates three high-speed Serial I/O’s, three SATA upper layers, a high-performance RAID engine, a microprocessor, SRAM, PROM, a high efficient data bus and other control logic into the chip.
With proper firmware programming, JMB322 can be used as SATA
JMicron/JMB322 JMB322 RAID Port Multiplier Overview The JMicron JMB322 is a single chip, 1 to 2-port 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.
The device uses JMicron’s production-proven Multi-port Serial ATA PHY technology and JMicron-proprietary storage processor to provide very high efficient RAID operation.
With an easy configuration scheme, the device can be a