24 Intel® RAID Controller RS25DB080 Hardware User’s Guide
Serial UART Header
Table 7. UART Connector Pin-out
Figure 12. UART Connector
Technical Specifications
Table 8. Technical Specifications
Pin # Name Description
1 UART0_TX UART TX SIGNAL (3.3V Signaling)
2 GND Ground
3 UART0_RX UART RX SIGNAL (3.3V Signaling)
4 P3V3_DUAL +3.3Vdc Power
Specification Intel
®
RAID Controller RS25DB080
RAID-on-Chip (ROC ) LSISAS2208 Integrated ROC, 800 MHz
Operating voltage +3.3 V, +12 V
Card size 2.713 inch x 6.600 inch (Low-profile)
Array interface to host PCI Express* Revision 2.0, x8 lane width 5.0
Gbps
SAS/SATA bus speed Up to 6 Gbps per port, point-to-point
SAS/SATA ports 2x4 internal port
Physical and virtual drive support 128 physical drives, 64 virtual drives, and
128 RAID arrays per controller
Cache 1 GB DDR3 667 MHz SDRAM, optional bat-
tery backup
Firmware 16 MB in reflashable flash ROM
Compatible devices • 2.5-inch and 3.5-inch SAS 2.0 or
SATA III
• Non disk devices including expanders
• Can support drives of mixed capacity
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