1 Overview

The MegaRAID® Enterprise 1600 LVD (Low Voltage Differential SCSI) PCI RAID controller adapter card provides four SCSI channels. Using LVD, you can use cables up to 25 meters long. Throughput on each SCSI channel can be as high as 160 MB/s. MegaRAID supports both a low voltage differential SCSI bus or a single ended SCSI bus.

MegaRAID Enterprise 1600 64-Bit LVD is a high performance intelligent PCI-to-SCSI host adapter with RAID control capabilities. MegaRAID Enterprise 1600 64-Bit LVD requires no special motherboard PCI expansion slot. The MegaRAID Enterprise 1600 card includes an Intel i960RN processor. MegaRAID provides reliability, high performance, and fault-tolerant disk subsystem management.

SCSI Channels MegaRAID Enterprise 1600 64-Bit LVD has four 160M SCSI channels. There are two QLogic dual SCSI controllers, each supporting two of the four channels. Each SCSI channel supports up to fifteen non-Ultra SCSI devices.

NVRAM and Flash ROM A 32 KB x 8 NVRAM stores RAID system configuration information. The firmware is stored in flash memory for easy upgrade.

SCSI Connectors MegaRAID has four ultra high density 68-pin external SCSI connectors and two 68-pin internal SCSI connectors for internal SCSI drives.

Chapter 1 Overview

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