Page 2 - Revision history; Revision
Revision history Copyright © 2007 Seagate Technology LLC. All rights reserved. Printed in U.S.A.Publication number: 100477758, Rev. B November 2007Seagate, Seagate Technology and the Wave logo are registered trademarks of Seagate Technology LLC in the United States and/or other countries. DB35 Serie...
Page 3 - Contents
DB35.4 Series SATA Product Manual, Rev. B i Contents 1.0 Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 1.1 About the Serial ATA interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 4 - ii
Page 5 - iii; List of Figures
DB35.4 Series SATA Product Manual, Rev. B iii List of Figures Figure 1. Typical 5V startup and operation current profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 2. Typical 12V startup and operation current profile . . . . . . . . . . . . . . . . . . . . . . ....
Page 7 - Introduction; Series model drive:
DB35.4 Series SATA Product Manual, Rev. B 1 1.0 Introduction This manual describes the functional, mechanical and interface specifications for the following Seagate DB35.4 ® Series model drive: These drives provide the following key features:• Low profile deck design for improved air-flow and low-pr...
Page 8 - About the Serial ATA interface; ers or other configuration options.
2 DB35.4 Series SATA Product Manual, Rev. B 1.1 About the Serial ATA interface The Serial ATA interface provides several advantages over the traditional (parallel) ATA interface. The primary advantages include:• Easy installation and configuration with true plug-and-play connectivity. It is not nece...
Page 9 - Drive specifications; the drive; Specification summary tables
DB35.4 Series SATA Product Manual, Rev. B 3 2.0 Drive specifications Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominal power. For convenience, the phrases the drive and this drive are used throughout this manual to indicate the following drive mod...
Page 10 - Drive specifications summary
4 DB35.4 Series SATA Product Manual, Rev. B Table 1: Drive specifications summary for 250 Gbyte model Drive specification ST3250310CS Formatted capacity (512 bytes/sector)* 250 Gbytes Guaranteed sectors 488,397,168 Heads 2 Discs 1 Bytes per sector 512 Default sectors per track 63 Default read/write ...
Page 12 - Formatted capacity; Default logical geometry; LBA mode; Recording and interface technology
6 DB35.4 Series SATA Product Manual, Rev. B 2.2 Formatted capacity *One Gbyte equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment and formatting. 2.2.1 LBA mode When addressing the drive in LBA mode, all blocks (sectors) are...
Page 13 - Average
DB35.4 Series SATA Product Manual, Rev. B 7 2.5 Physical characteristics 2.6 Seek time Seek measurements are taken with nominal power at 25°C ambient temperature. All times are measured using drive diagnostics. The specifications in the table below are defined as follows:• Track-to-track seek time i...
Page 14 - Power specifications; Power consumption; Power dissipation; Spinup
8 DB35.4 Series SATA Product Manual, Rev. B 2.8 Power specifications The drive receives DC power (+5V or +12V) through a native SATA power connector. See Figure 4 on page 18. 2.8.1 Power consumption Power requirements for the drives are listed in the table on page 9. Typical power measurements are b...
Page 15 - Typical current profiles; Figure 1. Typical 5V startup and operation current profile; Conducted noise; injected noise at up to 10 MHz.; Voltage tolerance
DB35.4 Series SATA Product Manual, Rev. B 9 2.8.1.1 Typical current profiles Figure 1. Typical 5V startup and operation current profile Figure 2. Typical 12V startup and operation current profile 2.8.2 Conducted noise Input noise ripple is measured at the host system power supply across an equivalen...
Page 17 - Environmental specifications; Nonoperating (Ambient
DB35.4 Series SATA Product Manual, Rev. B 11 2.9 Environmental specifications 2.9.1 Drive case temperature Above 1,000 feet (305 meters), the maximum temperature is derated linearly to 112°F (44°C) at 10,000 feet (3,048 meters). Drive case temperature should be measured at the location indicated in ...
Page 19 - CE seek profile; Radio frequency environments; Test
DB35.4 Series SATA Product Manual, Rev. B 13 2.10 Acoustics emissions Drive emission of sound is measured consistent with the ECMA-74 and its referenced standards. Testing is conducted at room temperature (approximately 25 degrees C). Emission levels are reported as the total A-weighted sound power ...
Page 20 - Safety certification; Nonrecoverable read errors
14 DB35.4 Series SATA Product Manual, Rev. B 2.12 Reliability 2.12.1 Annualized Failure Rate (AFR) The product shall achieve an Annualized Failure Rate (AFR) of 0.68% when operated in an environment of ambient air temperatures of 25 ° C. Operation at temperatures outside the specifications in Sectio...
Page 21 - . This booklet is available from the Super-
DB35.4 Series SATA Product Manual, Rev. B 15 Korean RRL If these drives have the Korea Ministry of Information and Communication (MIC) logo, they comply with para-graph 1 of Article 11 of the Electromagnetic Compatibility control Regulation and meet the Electromagnetic Compatibility (EMC) Framework ...
Page 22 - Environmental protection; China Restriction of Hazardous Substances (RoHS) Directive; Corrosive environment; 中国限制危险物品的指令; 表示该部件(于同类物品程度上)所含的危险和有毒物质低于中国
16 DB35.4 Series SATA Product Manual, Rev. B 2.14 Environmental protection Seagate designs its products to meet environmental protection requirements worldwide, including regulations restricting certain chemical substances. 2.14.1 European Union Restriction of Hazardous Substances (RoHS) Directive S...
Page 23 - Configuring and mounting the drive; Handling and static-discharge precautions; • Handle the drive by its edges or frame
DB35.4 Series SATA Product Manual, Rev. B 17 3.0 Configuring and mounting the drive This section contains the specifications and instructions for configuring and mounting the drive. 3.1 Handling and static-discharge precautions After unpacking, and before installation, the drive may be exposed to po...
Page 24 - Configuring the drive; Figure 3. Serial ATA connectors; Serial ATA cables and connectors; Figure 4. Attaching SATA cabling
18 DB35.4 Series SATA Product Manual, Rev. B 3.2 Configuring the drive Each drive on the Serial ATA interface connects point-to-point with the Serial ATA host adapter. There is no master/slave relationship because each drive is considered a master in a point-to-point relationship. If two drives are ...
Page 25 - Drive mounting; Figure 5. Mounting dimensions
DB35.4 Series SATA Product Manual, Rev. B 19 3.4 Drive mounting You can mount the drive in any orientation using four screws in the side-mounting holes or four screws in the bottom-mounting holes. See Figure 5 for drive mounting dimensions. Follow these important mounting precau-tions when mounting ...
Page 27 - Hot-Plug compatibility
DB35.4 Series SATA Product Manual, Rev. B 21 4.0 Serial ATA (SATA) interface These drives use the industry-standard Serial ATA interface that supports FIS data transfers. It supports ATA programmed input/output (PIO) modes 0–4; multiword DMA modes 0–2, and Ultra DMA modes 0–6. For detailed informati...
Page 28 - Serial ATA device plug connector pin definitions; installed in a blind-mate backplane configuration.; Serial ATA connector pin definitions
22 DB35.4 Series SATA Product Manual, Rev. B 4.2 Serial ATA device plug connector pin definitions Table 5 summarizes the signals on the Serial ATA interface and power connectors. Notes: 1. All pins are in a single row, with a 1.27 mm (0.050”) pitch. 2. The comments on the mating sequence apply to th...
Page 29 - See; Supported ATA commands; Command name
DB35.4 Series SATA Product Manual, Rev. B 23 4.3 Supported ATA commands The following table lists Serial ATA standard commands that the drive supports. For a detailed description of the ATA commands, refer to the Serial ATA: High Speed Serialized AT Attachment specification . See “S.M.A.R.T. command...
Page 31 - Identify Device command; The Identify Device command (command code EC; xxxx
DB35.4 Series SATA Product Manual, Rev. B 25 4.3.1 Identify Device command The Identify Device command (command code EC H ) transfers information about the drive to the host following power up. The data is organized as a single 512-byte block of data, whose contents are shown in Table 6 on page 23. ...
Page 32 - Word
26 DB35.4 Series SATA Product Manual, Rev. B 60–61 Total number of user-addressable LBA sectors available(see Section 2.2 for related information)*Note: The maximum value allowed in this field is: 0FFFFFFFh (268,435,455 sectors, 137 Gbytes). Drives with capacities over 137 Gbytes will have 0FFFFFFFh...
Page 37 - Seagate Technology support services; Online services; Internet; mySeagate; Seagate Service Centers; Presales Support; SeaTDD
DB35.4 Series SATA Product Manual, Rev. B 31 5.0 Seagate Technology support services Online services Internet For information regarding Seagate products and services, visit www.seagate.com . Worldwide support is available 24 hours daily by email for your questions. Presales Support: Presales@Seagate...
Page 38 - Direct dial; and Mexico
32 DB35.4 Series SATA Product Manual, Rev. B Customer Service Operations Warranty Service Seagate offers worldwide customer support for Seagate products. Seagate distributors, OEMs and other direct customers should contact their Seagate Customer Service Operations (CSO) representative for warranty-r...
Page 39 - Index
DB35.4 Series SATA Product Manual, Rev. B 33 Index A ACA 15 acceleration 12 acoustics 13 Active 10 Active mode 10 AFR 14 Agency certification 14 altitude 11 ambient temperature 7 , 8 Annualized Failure Rate 14 Annualized Failure Rate (AFR) 14 areal density 1 , 6 ATA commands 23 Australia/New Zealand...
Page 44 - Seagate Technology LLC
Seagate Technology LLC 920 Disc Drive, Scotts Valley, California 95066-4544, USA Publication Number: 100477758, Rev. B, Printed in U.S.A.
