XRS10L120 Datasheet, PDF (2/52 Pages) Exar Corporation – SERIAL ATA II: 1:2 PORT MULTIPLIER

XRS10L120
PRELIMINARY
SERIAL ATA II: 1:2 PORT MULTIPLIER
REV. P1.0.1
HIGH SPEED I/O FEATURES
• High speed outputs with selectable pre-emphasis to extend the link budgets.
• High speed input equalization for improved signal integrity.
• Compliant with SATA Gen2i & Gen2 specification.
• Enables reliable data transmission over 1 meter or more of FR-4 and 15 meters or more of unequalized
copper cable.
• Supports spread spectrum clocking to reduce EMI.
PHYSICAL FEATURES
• CMOS 0.13 Micron Technology
• Single 1.2 V Power Supply
• -40°C to 85°C Industrial Temperature Range
• 2000 V ESD Rating on All Pins
• No heatsink or airflow required
• 100-Pin LQFP Package
APPLICATION EXAMPLE
The XRS10L120 is ideally suited for use within an external drive enclosure as a means of providing access to
up to two 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
XRS10L120
Port Mutiplier
SATA
SATA
2