DC-390U4B/DC-390U4W Ultra320 SCSI is the seventh generation of SCSI I/O technology, and has a maximum data rate speed of a staggering 640 MBps! Tekram DC-390U4B and DC-390U4W are 64-bit, 133MHz SCSI host bus adapters that deliver the highest available SCSI speeds at 320 MBps with the most flexible configuration options.

DC-390U4B DC-390U4W ¡¡ Tekram SCSI (with LSI chips) incorporates Ultra 320 features such as Packetized Protocal, Quick Arbitration and Selection (QAS), Skew compensation, Domain Validation etc.to further enhance SCSI performance and reliability. DC-390U4B/W also supports PCI-X, with maximum throughput of 1056 MBps, making I/O bottle-neck a history. Equipping our SCSI card with unique Ultra 320 cable, we make you believe Tekram is trying all out to make our SCSI adapter perfect, and bring your SCSI application to the best advantage! Max. Transfer Rate Ultra320 SCSI 320MB/s Ultra160 SCSI ¡¡ ¡¡160MB/s Ultra 2 SCSI ¡¡ 80MB/s ¡¡ ¡¡ Ultra Wide SCSI ¡¡ 40MB/s ¡¡ Ultra SCSI ¡¡ 20 MB/s

	Protocols Supported:
	Ultra 320 LVD Ultra160/Ultra2 LVD Ultra-Wide SCSI Ultra & SCSI-2

	SCSI Processor:
	LSI 53C1030(DC-390U4W only) LSI 53C1020(DC-390U4B only)

	SCSI BIOS/Channel:
	Yes(Flash) Channel:Single (DC-390U4B), Dual(DC-390U4W)

	Max Transfer Bate:
	320 MB/Sec (Ultra320)

	Internal Connectors:
	2x 68-pin HD+1x(DC-390U4W only) 50-pin Ultra/SCSI-2(DC-390U4W only) 68-pin HD(DC-390U4B only)

	External Connector:
	68-pin HD(DC-390U4W only) 68-pin VHDCI(DC-390U4B only)

	PCI Interface:
	64/32 bit, PCI-X(DC-390U4B) 64/32 bit, PCI-X(DC-390U4W)

	Max Devices:
	15/30

	Cables Included:
	Int. LVD Twisted Pair* Int. Ultra-Wide**(DC-390U4W only) Int. Ultra/SCSI-2***(DC-390U4W only)

	Accessories Included:
	User Manual Driver Disk / S/W Enhancement Disk Ext. 50-Pin SE Adapter(DC-390U4W only) LVD Terminator(DC-390U4W only)

	Drivers Available:
	DosASPI,Novell NetWare ,Solaris,Sun Solaris ,Windows 2000/NT/XP,SCO Unix Open Desktop/Open Server, SCO UnixWare,Linux

	Cable Description:
	*Internal LVD Twisted Pair: (6) Connectors support 4 devices, card & term. **Internal Ultra-Wide: (3) Connectors support 2 devices & card. ***Internal Ultra/SCSI-2: (3) Connectors support 2 devices & card.

	Target Applications:
	Supported Internal SCSI Devices:Transfer Rate:10MB/sec~320MB/sec,Bus Width: 8-bit, 16-bitCD-ROM,CD-RW,DVD-ROM,MO,Tape,HDD,¡­etc. Supported External SCSI Devices:Transfer Rate:80MB/sec~320MB/sec,Bus Width: 16-bitHDD subsystem, RAID, CD-ROM, CD-RW, DVD-ROM, MO, Tape, Scanner, ect.

	Options:
	Different sized brackets can be mounted on either 1U or 2U case