Maxtor STM3250820AS - Manuals

DiamondMax 21 Serial ATA Product Manual, Rev. C 1 1.0 Introduction This manual describes the functional, mechanical and interface specifications for the following DiamondMax ® 21 Serial ATA model drives: These drives provide the following key features:• 7,200 RPM spindle speed.• High instantaneous (...

2 DiamondMax 21 Serial ATA Product Manual, Rev. C 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 no...

DiamondMax 21 Serial ATA Product Manual, Rev. C 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 dri...

4 DiamondMax 21 Serial ATA Product Manual, Rev. C Table 1: Drive specifications summary for 500 Gbyte models Drive specification STM3500630AS Formatted capacity (512 bytes/sector)* 500 Gbytes Guaranteed sectors 976,773,168 Heads 6 Discs 3 Bytes per sector 512 Default sectors per track 63 Default rea...

6 DiamondMax 21 Serial ATA Product Manual, Rev. C Table 2: Drive specifications summary for 320 Gbyte models Drive specification STM3320820AS STM3320620AS Formatted capacity (512 bytes/sector)* 320 Gbytes Guaranteed sectors 625,142,448 Heads 4 Discs 2 Bytes per sector 512 Default sectors per track 6...

8 DiamondMax 21 Serial ATA Product Manual, Rev. C Table 3: Drive specifications summary for 250 Gbyte models Drive specification STM3250824AS STM3250820AS STM3250310AS Formatted capacity (512 bytes/sector)* 250 Gbytes Guaranteed sectors 488,397,168 Heads 3 2 Discs 2 1 Bytes per sector 512 Default se...

10 DiamondMax 21 Serial ATA Product Manual, Rev. C Table 4: Drive specifications summary for the 160 Gbyte models Drive specification STM3160815AS STM3160215AS Formatted capacity (512 bytes/sector)* 160 Gbytes Guaranteed sectors 312,581,808 Heads 2 Discs 1 Bytes per sector 512 Default sectors per tr...

12 DiamondMax 21 Serial ATA Product Manual, Rev. C Table 5: Drive specifications summary for the 80 Gbyte model Drive specification STM380815AS STM380215AS Formatted capacity (512 bytes/sector)* 80 Gbytes Guaranteed sectors 156,301,488 Heads 1 Discs 1 Bytes per sector 512 Default sectors per track 6...

14 DiamondMax 21 Serial ATA Product Manual, Rev. C Table 6: Drive specifications summary for the 40 Gbyte model Drive specification STM340215AS Formatted capacity (512 bytes/sector)* 40 Gbytes Guaranteed sectors 78,165,360 Heads 1 Discs 1 Bytes per sector 512 Default sectors per track 63 Default rea...

16 DiamondMax 21 Serial ATA Product Manual, Rev. C 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 these drives in LBA mode, all blocks (se...

DiamondMax 21 Serial ATA Product Manual, Rev. C 17 2.4 Recording and interface technology STM3500630AS STM3320620AS STM3320820AS STM3250824AS STM3250820AS Interface Serial ATA (SATA) Recording method Perpendicular Recording density (kbits/inch max) 813 781 790.1 813 Track density (ktracks/inch avg) ...

18 DiamondMax 21 Serial ATA Product Manual, Rev. C 2.5 Physical characteristics Maximum height STM3500630AS, STM3320620AS, STM3320820AS, STM3250824AS and STM3250820AS 26.1 mm (1.028 inches) STM3250310AS, STM3160815AS, STM3160215AS, STM380815AS, STM380215AS and STM340215AS 19.99 mm (0.787 inches) Max...

DiamondMax 21 Serial ATA Product Manual, Rev. C 19 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 is an average of all po...

DiamondMax 21 Serial ATA Product Manual, Rev. C 21 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 eq...

DiamondMax 21 Serial ATA Product Manual, Rev. C 23 2.9 Environmental specifications 2.9.1 Ambient temperature Ambient temperature is defined as the temperature of the environment immediately surrounding the drive. Actual drive case temperature should not exceed 69°C (156°F) within the operating ambi...

24 DiamondMax 21 Serial ATA Product Manual, Rev. C STM3250824AS and STM3250310AS These drives comply with the performance levels specified in this document when subjected to a maximum operating shock of 63 Gs based on half-sine shock pulses of 2 msec. Shocks should not be repeated more than two time...

DiamondMax 21 Serial ATA Product Manual, Rev. C 25 2.10 Acoustics Drive acoustics are measured as overall A-weighted acoustic sound power levels (no pure tones). All mea-surements are consistent with ISO document 7779. Sound power measurements are taken under essentially free-field conditions over a...

26 DiamondMax 21 Serial ATA Product Manual, Rev. C 2.12 Reliability 2.12.1 Annualized Failure Rate (AFR) and Mean Time Between Failures (MTBF) The product shall achieve an Annualized Failure Rate (AFR) of 0.34% (MTBF of 0.7 million hours) when oper-ated in an environment of ambient air temperatures ...

DiamondMax 21 Serial ATA Product Manual, Rev. C 27 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) Fram...

28 DiamondMax 21 Serial ATA Product Manual, Rev. C 2.14 Environmental protection Maxtor 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) Direct...

DiamondMax 21 Serial ATA Product Manual, Rev. C 29 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...

30 DiamondMax 21 Serial ATA Product Manual, Rev. C 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 drive...

DiamondMax 21 Serial ATA Product Manual, Rev. C 31 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 mou...

DiamondMax 21 Serial ATA Product Manual, Rev. C 33 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 inf...

34 DiamondMax 21 Serial ATA Product Manual, Rev. C 4.2 Serial ATA device plug connector pin definitions Table 10 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 ap...

DiamondMax 21 Serial ATA Product Manual, Rev. C 35 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. c...

DiamondMax 21 Serial ATA Product Manual, Rev. C 37 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 11 onpag...

38 DiamondMax 21 Serial ATA Product Manual, Rev. C 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 0...

DiamondMax 21 Serial ATA Product Manual, Rev. C 39 Note. Advanced Power Management (APM) and Automatic Acoustic Management (AAM) features are not supported 100–103 Total number of user-addressable LBA sectors available (see Section 2.2 for related information). These words are required for drives th...

DiamondMax 21 Serial ATA Product Manual, Rev. C 41 4.3.2 Set Features command This command controls the implementation of various features that the drive supports. When the drive receives this command, it sets BSY, checks the contents of the Features register, clears BSY and generates an inter-rupt....

DiamondMax 21 Serial ATA Product Manual, Rev. C 43 5.0 Maxtor support services Before contacting Maxtor Support, use the Hard Disk Information feature in MaxBlast to view the model num-ber and serial number of your drive. These numbers can be used to get help from Maxtor Support, register your drive...

DiamondMax 21 Serial ATA Product Manual, Rev. C 45 Index A ACA 27 acceleration 24 acoustics 25 Active 22 Active mode 22 actuator arm 20 AFR 26 Agency certification 26 altitude 23 Ambient temperature 23 ambient temperature 19 , 20 Annualized Failure Rate 26 Annualized Failure Rate (AFR) 26 areal dens...

Seagate Technology LLC 920 Disc Drive, Scotts Valley, California 95066-4544, USA Publication Number: 100451230, Rev. C, Printed in U.S.A.