XRS10L120_09 Datasheet, PDF (2/36 Pages) Exar Corporation – SERIAL ATA II: PORT MULTIPLIER

EXSTOR XRS10L120
SERIAL ATA II: PORT MULTIPLIER
APPLICATIONS
• Serial ATA Enclosures
• Other Serial ATA link replicator applications
• Buffers for externally connected links
• High density storage boxes
• RAID Subsystems
REV. 1.06
APPLICATION EXAMPLE
The XRS10L120 is ideally suited for use within an external drive enclosure as a means of providing redundant
host access to ensure system availability and reliability, while enabling access to up to four target devices per
XRS10L120. This application is shown in Figure 1. Other applications for the XRS10L120 include use in fixed-
content or network attached storage systems, storage arrays, desktop applications or entry-level servers,
RAID storage or disk-to-disk backup.
FIGURE 1. SYSTEM BLOCK DIAGRAM FOR XRS10L120 IN A DRIVE ENCLOSURE APPLICATION
DRIVE ENCLOSURE
XRS10L 120
PORT MULTIPLIER
XRS10L 120
PORT MULTIPLIER
SATA
SATA
SATA
SATA
2