Seagate MOMENTUS ST94813AB - Manual (Page 7)

Momentus 5400.2 Blade Server Product Manual, Rev. B 1
1.0 Introduction
This manual describes the functional, mechanical and interface specifications for the following Seagate ®
Momentus ® 5400.2 Blade Server drives:
• ST9120821AB
• ST9100824AB
• ST98823AB
• ST96812AB
• ST94813AB
These drives provide the following key features:
• 5,400-RPM spindle speed and 8-Mbyte buffer combine for superior performance.
• Quiet operation. Fluid Dynamic Bearing (FDB) motor.
• High instantaneous (burst) data transfer rates (up to 100 Mbytes per second) using Ultra DMA mode 5.
• Tunneling Magnetoresistive (TMR) recording heads.
• State-of-the-art cache and on-the-fly error-correction algorithms.
• Full-track multiple-sector transfer capability without local processor intervention.
• 800 Gs nonoperating shock and 250 Gs operating shock.
• SeaTools™ diagnostic software performs a drive self-test that eliminates unnecessary drive returns.
• The 3D Defense System™, which includes Drive Defense, Data Defense, and Diagnostic Defense, offers the
industry’s most comprehensive protection for disc drives.
• Support for S.M.A.R.T. drive monitoring and reporting.
• Support for Read Multiple and Write Multiple commands.
• Support for autodetection of master/slave drives that use cable select (CSEL).
Figure 1. Momentus 5400.2 PATA disc drive