Page 3 - Contents
Momentus 7200.3 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
Momentus 7200.3 SATA Product Manual, Rev. B iii List of Figures Figure 1. Typical +5V only startup and operation current profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 2. Serial ATA connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 7 - Introduction
Momentus 7200.3 SATA Product Manual, Rev. B 1 1.0 Introduction This manual describes the functional, mechanical and interface specifications for the following Seagate Momentus ® 7200.3 SATA model drives: • ST9320421AS • ST9320421ASG • ST9250421AS • ST9250421ASG • ST9200421AS • ST9200423ASG • ST91604...
Page 8 - About the Serial ATA interface; any jumpers or other configuration options.
2 Momentus 7200.3 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 n...
Page 9 - Specification summary table; Drive specifications
Momentus 7200.3 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 ST9320421AS, ST93...
Page 11 - Formatted capacity; LBA mode; Model
Momentus 7200.3 SATA Product Manual, Rev. B 5 * One Gbyte equals one billion bytes when referring to hard drive capacity. Accessible capacity may vary depending on operating environment and formatting. **During periods of drive idle, some offline activity may occur according to the S.M.A.R.T. specif...
Page 12 - Default logical geometry; Physical organization; Cylinders; Interface
6 Momentus 7200.3 SATA Product Manual, Rev. B 2.3 Default logical geometry LBA mode When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1, where n is the number of guaranteed sectors as defined above. 2.4 Physical organization 2.5 Recording and inter...
Page 13 - Typical seek times; Read
Momentus 7200.3 SATA Product Manual, Rev. B 7 2.6 Physical characteristics 2.7 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 tim...
Page 14 - Power specifications; • Read/write power and current; Time to ready; Seek
8 Momentus 7200.3 SATA Product Manual, Rev. B 2.8 Start/stop times 2.9 Power specifications The drive receives DC power (+5V) through a native SATA power connector. 2.9.1 Power consumption Power requirements for the drives are listed in the table on page 8. Typical power measurements are based on an...
Page 15 - Typical current profile; Figure 1. Typical +5V only startup and operation current profile; Conducted noise
Momentus 7200.3 SATA Product Manual, Rev. B 9 2.9.1.1 Typical current profile Figure 1. Typical +5V only startup and operation current profile 2.9.2 Conducted noise Input noise ripple is measured at the host system power supply across an equivalent 15-ohm resistive load on the +5 volt line. Using 5-...
Page 17 - Environmental specifications
Momentus 7200.3 SATA Product Manual, Rev. B 11 2.10 Environmental specifications This section provides the temperature, humidity, shock, and vibration specifications for Momentus 7200.3 SATA drives. 2.10.1 Ambient temperature Ambient temperature is defined as the temperature of the environment immed...
Page 18 - Acoustics; Performance seek
12 Momentus 7200.3 SATA Product Manual, Rev. B 2.10.6.2 Nonoperating shock The nonoperating shock level that the drive can experience without incurring physical damage or degradation in performance when subsequently put into operation is 800 Gs based on a nonrepetitive half-sine shock pulse of 2 mse...
Page 19 - Free Fall Protection feature; Test
Momentus 7200.3 SATA Product Manual, Rev. B 13 2.12 Electromagnetic immunity When properly installed in a representative host system, the drive operates without errors or degradation in performance when subjected to the radio frequency (RF) environments defined in the following table: 2.13 Reliabili...
Page 20 - Agency certification; Safety certification; • Trade name or applicant: Seagate Technology LLC
14 Momentus 7200.3 SATA Product Manual, Rev. B To enable the Free Fall Protection feature on ST9320421ASG, ST9250421ASG, ST9200423ASG, ST9160411ASG, ST9120411ASG and ST980411ASG models, use Set Features command 41h. To disable this feature, use Set Features command C1h. Information about Free Fall E...
Page 21 - FCC verification; • Reorient the receiving antenna.
Momentus 7200.3 SATA Product Manual, Rev. B 15 2.14.3 FCC verification These drives are intended to be contained solely within a personal computer or similar enclosure (not attached as an external device). As such, each drive is considered to be a subassembly even when it is individually mar-keted t...
Page 22 - Environmental protection; European Union Restriction of Hazardous Substances (RoHS); Corrosive environment; 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RoHS MCV标准所定义的门槛值。
16 Momentus 7200.3 SATA Product Manual, Rev. B 2.15 Environmental protection Seagate designs its products to meet environmental protection requirements worldwide, including regulations restricting certain chemical substances. 2.15.1 European Union Restriction of Hazardous Substances (RoHS) Seagate d...
Page 25 - Configuring and mounting the drive; Handling and static-discharge precautions; • Handle the drive only by its edges or frame.
Momentus 7200.3 SATA Product Manual, Rev. B 19 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 ...
Page 26 - Configuring the drive; Figure 2. Serial ATA connectors; Serial ATA cables and connectors; Figure 3. Attaching SATA cabling; Each cable is keyed to ensure correct orientation.
20 Momentus 7200.3 SATA Product Manual, Rev. B 3.2 Configuring the drive Each drive on the Serial ATA interface connects in a point-to-point configuration with the Serial ATA host adapter. There is no master/slave relationship because each drive is considered a master in a point-to-point relationshi...
Page 27 - Drive mounting; • Use only M3 UNC mounting screws.; Figure 4. Mounting dimensions—top, side and end view
Momentus 7200.3 SATA Product Manual, Rev. B 21 3.4 Drive mounting You can mount the drive using four screws in the side-mounting holes or four screws in the bottom-mounting holes. See Figure 4 for drive mounting dimensions. Follow these important mounting precautions when mount-ing the drive: • Allo...
Page 29 - Serial ATA connector pin definitions; Segment
Momentus 7200.3 SATA Product Manual, Rev. B 23 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. The drive also suppo...
Page 30 - Power
24 Momentus 7200.3 SATA Product Manual, Rev. B 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 the case of backplane blindmate connector only. In this case, the mating sequences are: • the ground pins P4 and P12. • the pre-charge...
Page 31 - Supported ATA commands; Command name
Momentus 7200.3 SATA Product Manual, Rev. B 25 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. comman...
Page 33 - Identify Device command; The Identify Device command (command code EC; ATA-standard security commands
Momentus 7200.3 SATA Product Manual, Rev. B 27 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 the table on page ...
Page 34 - Word
28 Momentus 7200.3 SATA Product Manual, Rev. B 27–46 Drive model number: (40 ASCII characters, padded with blanks to end of string) ST9320421AS ST9320421ASG ST9250421AS ST9250421ASG ST9200421AS ST9200423ASG ST9160411AS ST9160411ASG ST9120411AS ST9120411ASG ST980411AS ST980411ASG 47 (Bits 7–0) Maximu...
Page 36 - xxxx
30 Momentus 7200.3 SATA Product Manual, Rev. B 129–159 Seagate-reserved xxxx H 160–254 ATA-reserved 0000 H 255 Integrity word xxA5 H Note. See the bit descriptions below for words 63, 88, 93 and 94 of the Identify Drive data: Description (if bit is set to 1) Bit Word 63 0 Multiword DMA mode 0 is sup...
Page 38 - Code in features register
32 Momentus 7200.3 SATA Product Manual, Rev. B 4.3.3 S.M.A.R.T. commands S.M.A.R.T. provides near-term failure prediction for disc drives. When S.M.A.R.T. is enabled, the drive moni-tors predetermined drive attributes that are susceptible to degradation over time. If self-monitoring determines that ...
Page 39 - Seagate Technology support services; Internet; For information regarding Seagate products and services, visit; mySeagate; Seagate Service Centers; Presales Support; Seagate technical support is available to assist you online at
Momentus 7200.3 SATA Product Manual, Rev. B 33 5.0 Seagate Technology support 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: [email protected] Technical...
Page 41 - Index
Momentus 7200.3 SATA Product Manual, Rev. B 35 Index A ACA 14 acoustics 4 , 12 Active mode 10 Address 25 AFR 13 Agency certification 14 Altitude 11 Altitude, nonoperating 4 Altitude, operating 4 Ambient temperature 4 , 11 ambient temperature 7 Annualized Failure Rate 13 Annualized Failure Rate (AFR)...
