U Series 5 Family Product Manual, Rev. B

1

Introduction

This manual describes the functional, mechanical and interface specifications for the ST340823A, ST330621A, ST320413A, ST315311A and the ST310211A. These drives provide the following key features:

•Low power consumption

•Quiet operation

•High instantaneous (burst) data-transfer rates (up to 100 Mbytes per second) using Ultra DMA mode 5

•8.9 msec seek time, 5,400-RPM and 1-Mbyte buffer combine for excellent desktop performance

•350 Gs nonoperating shock

•Giant magnetoresistive (GMR) recording heads and EPRML technol- ogy, which provide the drives with increased areal density

•State-of-the-art cache and on-the-fly error-correction algorithms

•Full-track multiple-sector transfer capability without local processor intervention

•Support for S.M.A.R.T. drive monitoring and reporting

•Support for drive self-test (DST) with S.M.A.R.T. Execute Off-line Immediate

•Support for Read Multiple and Write Multiple commands

•Support for autodetection of master/slave drives that use cable select (CSEL)

•The innovative, shock-absorbing SeaShield® cover protects the drive against electrostatic discharge (ESD) and other handling damage. It also includes installation instructions and jumper settings.

•SeaTools diagnostic software performs a drive self-test that eliminates unnecessary drive returns.