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Hitachi HTS542516K9SA00 - User Manual

Hitachi HTS542516K9SA00
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5K250 SATA OEM Specification
Page 1 of 171
Hitachi Global Storage Technologies
Hard Disk Drive Specification
Hitachi Travelstar 5K250
2.5 inch SATA hard disk drive
Models: HTS542525K9A300, HTS542525K9SA00
HTS542516K9A300, HTS542516K9SA00
HTS542512K9A300, HTS542512K9SA00
HTS542580K9A300, HTS542580K9SA00
Revision 1.0 05 June 2007

Table of Contents

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Hitachi HTS542516K9SA00 Specifications

General IconGeneral
BrandHitachi
ModelHTS542516K9SA00
CategoryStorage
LanguageEnglish

Summary

1 Introduction

1.1 Abbreviations

Defines abbreviations used in the document.

1.3 General caution

Provides important warnings and precautions for handling the drive.

1.4 Drive handling precautions

Details specific precautions for handling the hard disk drive.

2 Outline of the drive

3 Fixed disk subsystem description

3.1 Control Electronics

Describes the functions of the drive's control electronics.

4 Fixed disk characteristics

4.1 Formatted capacity by model number

Presents formatted capacity data for different drive models.

4.2 Data sheet

Provides a datasheet with various drive specifications.

4.4 Performance characteristics

Outlines key parameters characterizing drive performance.

5 Data integrity

5.1 Data loss on power off

Explains potential data loss scenarios during power loss.

5.2 Write Cache

Details the write cache feature and its implications for data integrity.

5.6 Error recovery

Describes the drive's error recovery procedures.

6 Specification

6.1 Environment

Specifies environmental operating and non-operating conditions.

6.2 DC power requirements

Outlines the nominal supply and voltage specifications.

6.3 Reliability

Covers data reliability and failure prediction.

6.4 Mechanical specifications

Covers physical dimensions and weight of the drive.

7 Electrical interface specifications

7.2 Interface connector

Shows the physical pin location of the interface connector.

7.3 Signal definitions

Lists pin assignments of interface signals and their I/O.

8 General

8.1 Introduction

Describes the host interface and its conformance to standards.

10 Physical Interface

11 Registers

11.1 Register naming convention

Defines naming conventions for registers per ATA8-ACS and Serial ATA.

11.3 Device Control Register

Details the Device Control Register and its bit definitions.

11.5 Error Register

Describes the Error Register for status and diagnostic codes.

11.11 Status Register

Details the Status Register and its bit definitions.

12 General Operation Descriptions

12.1 Reset Response

Explains the three types of ATA resets and their responses.

12.3 Power-off considerations

Addresses load/unload and emergency unload during power-off.

12.4 Sector Addressing Mode

Explains Logical CHS and LBA addressing modes.

12.6 Advanced Power Management (Adaptive Battery Life Extender 3) Feature

Details the ABLE-3 feature for intelligent power management.

13 Command Protocol

13.1 Data In Commands

Lists commands that transfer data from the device to the host.

13.3 Non-Data Commands

Lists commands that do not involve data transfer.

13.4 DMA Data Transfer Commands

Describes DMA commands for high-performance data transfer.

14 Command Descriptions

14.1 Check Power Mode (E5 h;98 h)

Reports whether the device is spun up and media is accessible.

14.2 Device Configuration Overlay (B1 h)

Details feature set commands for device configuration overlay.

14.3 Execute Device Diagnostic (90 h)

Performs internal diagnostic tests and stores results in Error Register.

14.8 Identify Device (ECh)

Requests device to transfer configuration information to the host.

15 Timings

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