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

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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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ATTO Technology, Inc.

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Contents Atto Technology, Inc Page Table of Contents Page What is Atto ExpressPCI? WelcomeUnpacking Atto ExpressPCI UL2S adapter Scsi Manager 4.3 Compatible Installation RequirementsPlug and Play About This ManualAtto ExpressPCI Quick Installation For Macintosh Atto ExpressPCI Quick Installation For PCGetting a Fast Start Atto ExpressPCI Ultra2 User’s Manual Cabling for the Atto ExpressPCI UL2S & UL2D Scsi Adapters Cabling and TerminationCable Types External Connectors Termination Terminating the Single-Ended Atto ExpressPCI UL2S and UL2DPlan your Scsi device connections Hardware InstallationBefore Installing your Atto ExpressPCI Scsi Adapter Set Scsi device terminationHardware Installation Troubleshooting Atto ExpressPCI UL2D Model Appendix a Radio & Television InterferenceDeclaration of Conformity Canadian StandardsAppendix B Specifications GeneralEnvironmental and Physical Specifications Advanced ScsiOperating Environments Maximum Appendix C Scsi Device & Cabling LimitationsScsi Type Single-Ended Differential Bus LengthScsi Expansion Units Scsi Workgroup SolutionsScsi Host Adapters Scsi Conversion UnitsHOW to Contact Atto TECHNOLOGY, INC Atto Technology, Inc