Table 1.1 | Maximum Cable Length for SCSI Standards (Cont.) | |||
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| Single Ended | Maximum # of | |
Standard |
| SCSI | Differential SCSI | Drives |
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Ultra 2 SCSI |
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| 25 m | 1 |
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Ultra 2 SCSI |
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| 12 m | 7 |
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Wide Ultra 2 SCSI |
| 25 m | 1 | |
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Wide Ultra 2 SCSI |
| 12 m | 15 | |
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Ultra320 |
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| 12 m | 15 |
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1.6SCSI Bus Widths and Maximum Throughput
Table 1.2 lists the SCSI bus widths and maximum throughput, based on
the SCSI speeds. |
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Table 1.2 | SCSI Bus Widths and Maximum Throughput | ||
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SCSI Standard | SCSI Bus Width | SCSI Throughput | |
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Fast Wide SCSI | 16 bits | 20 Mbytes/s | |
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Wide Ultra SCSI | 16 bits | 40 Mbytes/s | |
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Wide Ultra 2 SCSI | 16 bits | 80 Mbytes/s | |
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Wide Ultra 160 SCSI | 16 bits | 160 Mbytes/s | |
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Ultra 320 SCSI | 16 bits | 320 Mbytes/s | |
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1.7Documentation
The MegaRAID SCSI
•The MegaRAID SCSI
•The MegaRAID Configuration Software Guide
•The MegaRAID Operating System Driver Installation Guide
SCSI Bus Widths and Maximum Throughput |
Copyright © 2002 by LSI Logic Corporation. All rights reserved.