3-2 Ultra320 SCSI Host Adapter Characteristics
Version 2.3 Copyright © 2002–2004, 2006 by LSI Logic Corporation. All rights reserved.
The component height on the top and bottom of the Ultra320 SCSI
host adapters follows the PCI Local Bus Specification, Revision 2.2,
PCI-X Addendum to the PCI Local Bus Specification, Revision 1.0a, and
PCI Express to PCI/PCI-X Bridge Specification, Revision 1.0. The
Ultra320 SCSI host adapters are used in PCI/PCI-X and PCI Express
computer systems with PCI standard and PCI low profile bracket types.
3.1.1 LSI20320 Single Channel Host Adapters
The LSI20320 series of host adapters are single channel Ultra320 SCSI
host adapters that provide one Ultra320 SCSI channel. The SCSI
Channel A interface is made through connectors J1 and J3.
Features of the LSI20320 series of host adapters are:
• Single Ultra320 SCSI channel
• Two SCSI connectors
– One external 68-pin very high density cable interconnect
(VHDCI) connection
– One internal 68-pin high density (HD) connector
• PCI low profile bracket (LSI20320L-R only)
• LVD/SE termination
• Integrated RAID (IR) solution applies to the “R” cards only
• Fusion-MPT architecture
Details of the LSI20320 series of host adapters are:
• J5: PCI and PCI-X, 64-bit, universal type board edge connector
• J1: 68-pin VHDCI shielded right-angle external connector
LSI22320 Dual Channel – Standard 6.6 x 4.0 inches, 167.6 x 101.6 mm
LSI22320-R Dual Channel IR support Standard 6.6 x 4.0 inches, 167.6 x 101.6 mm
LSI22320T Dual Channel – Standard 6.6 x 4.0 inches, 167.6 x 101.6 mm
LSI20320SE Dual Channel – Standard 6.6 x 2.71 inches, 167.6 x 66.2 mm
LSI20320SLE Dual Channel – Low Profile 6.6 x 2.71 inches, 167.6 x 66.2 mm
Table 3.1 Ultra320 SCSI to PCI/PCI-X or PCI Express x4 Host Adapters (Cont.)
Adapter SCSI Channel IR Support Bracket Board Dimensions
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