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Chapter 3: About Your RAID Controller ● 22
About the Adaptec RAID 5445
The Adaptec RAID 5445 is a SAS RAID controller with these features:
Form Factor Low-profile MD2
Bus compatibility PCIe 1.1
PCIe bus width x8
Data transfer rate 3 Gb/s per port
Phys (Unified Serial Ports) 8
Standard cache 512 MB DDR2
Connectors 1 mini-SAS x4 (SFF-8087) internal
1 mini-SAS x4 (SFF-8088) external
Maximum number of disk drives 8 direct-attached (or up to 256 with expanders)
Enclosure Support I2C and SGPIO (Serial General Purpose Input/Output)
Onboard speaker Yes
Battery Backup Module Adaptec Battery Module 800/800T (sold separately—see
page 19)
Diagnostic LEDs
(back of card)
Internal mini-SAS
connector CN0
Mounting bracket
PCIe x8 connector
External mini-
SAS connector
CN1
Battery
connector
I2C connector for CN0
Audible Alarm
Drive Activity CN1/CN0
Status CN1/CN0
Aggregate
Activity
Ext. Alarm
Mode 0 Flash connector