ATTO Technology UL2D, UL25 user manual Appendix B Specifications, General

APPENDIX B: SPECIFICATIONS

General

∙Operates on Macintosh® and PC Computers

∙Automatic Termination

∙Advanced Data Streaming (ADS™) Technology

∙RAID-Ready

∙Embedded RISC I/O Processor

∙SCSI-3 Connectors:

UL2D: EXT (2) 68 VHDCI

INT (2) 68 Wide

UL2S: EXT (1) 68 VHDCI

INT (1) 68 Wide

∙Flash ROM BIOS for Easy Field Upgrades

∙PCI 2.1 Compliant

∙Low Power Requirements

∙Plug and Play

∙Includes Mac® OS and PC Utility Software

SCSI Bus
Adapter Interface	Special Bus Management Hardware for
	Video, Fileservers, & Real Time
	Environments
Maximum Host PCI Transfer Rate	133 Mbytes/sec.
Maximum SCSI Transfer Rates:
Synchronous Data Rate:
UL2D:	80	Mbytes/sec. Per Channel (Ultra2 mode)
	40	Mbytes/sec. Per Channel (Ultra mode)
UL2S:	80	Mbytes/sec. Per Channel (Ultra2 mode)
	40	Mbytes/sec. Per Channel (Ultra mode)
Asynchronous Data Rate:	12	Mbytes/sec. Per Channel (All models)
SCSI Interface	SCSI-1, SCSI-2, SCSI-3, UltraSCSI,
	Ultra2 SCSI
Electrical Signals	Single-Ended, Low Voltage Differential and
	Differential SCSI
Extensive Device Support	UL2D: Up to 210 through LUNS
		(Wide and Narrow Devices)
	UL2S: Up to 105

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