Seagate ST3500413AS, ST31000524AS manual Serial ATA Sata Interface, Segment Pin Function Definition

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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 to 4; multiword DMA modes 0 to 2, and Ultra DMA modes 0 to 6.

For detailed information about the Serial ATA interface, refer to the “Serial ATA: High Speed Serialized AT Attachment” specification.

4.1Hot-Plug compatibility

Barracuda drives incorporate connectors which enable you to hot plug these drives in accordance with the Serial ATA Revision 2.5 specification. This specification can be downloaded from www.serialata.org.

4.2Serial ATA device plug connector pin definitions

Table 8 summarizes the signals on the Serial ATA interface and power connectors.

Table 8 Serial ATA connector pin definitions

Segment

Pin

Function

Definition

 

 

 

 

 

S1

Ground

2nd mate

 

 

 

 

 

S2

A+

Differential signal pair A from Phy

 

 

 

 

 

S3

A-

 

 

 

 

 

 

S4

Ground

2nd mate

 

 

 

 

 

S5

B-

Differential signal pair B from Phy

 

 

 

 

 

S6

B+

 

 

 

 

 

Signal

S7

Ground

2nd mate

 

 

 

 

Key and spacing separate signal and power segments

Barracuda SATA Product Manual, Rev. B

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Contents Barracuda Revision Date Description of Change Document Revision HistoryContents Barracuda Sata Product Manual, Rev. B Figures Barracuda Sata Product Manual, Rev. B Seagate Technology Support Services Barracuda Sata Product Manual, Rev. B About the Serial ATA interface IntroductionIntroduction Specification summary tables Drive SpecificationsDrive specifications summary for 500GB and 320 models Drive specifications summary for 500GB and 320 models Drive specifications summary for 250GB and 160GB models Formatted capacity Model Formatted Guaranteed Bytes per sector Capacity SectorsDefault logical geometry LBA modeRecording and interface technology Physical characteristicsSeek time 750GB models 500, 320, 250 and 160GB models Power specificationsPower consumption Start/stop timesVoltage tolerance Conducted noisePower modes Heads Spindle Buffer Power-management modesAltitude Environmental specifications Ambient temperatureTemperature gradient HumidityAcoustics VibrationTest for Prominent Discrete Tones PDTs Reliability Electromagnetic immunityTest Description Performance Reference Level Standard FCC verification WarrantyAgency certification Safety certification Electromagnetic compatibilityEnvironmental protection Corrosive environment Configuring the drive Handling and static-discharge precautionsSerial ATA cables and connectors Attaching Sata cabling Drive mountingMounting dimensions 1000 and 750GB models Mounting dimensions 500, 320, 250 and 160GB models Segment Pin Function Definition Serial ATA Sata InterfaceCommand name Command code in hex Supported ATA commandsE7H C6H Word Description Value Identify Device commandXx07H Bit Word Xx3FHBit Word Set Features command Code in features register A.R.T. command 3 S.M.A.R.T. commandsBarracuda Sata Product Manual, Rev. B Serial ATA Sata Interface Barracuda Sata Product Manual, Rev. B IndexBarracuda Sata Product Manual, Rev. B Barracuda Sata Product Manual, Rev. B Page Page ASIA/PACIFIC Seagate Technology LLC

ST3750525AS, ST3320413AS, ST4000DM000, ST3250312AS, ST31000524AS specifications

Seagate is a renowned name in the field of data storage, known for its innovative hard disk drives (HDDs) that cater to various needs. Among its extensive product lineup, the Seagate ST3500413AS, ST3160316AS, SGTST3000DM0011CH166, ST31000524AS, and ST3250312AS stand out due to their unique features and performance characteristics.

The Seagate ST3500413AS is a 500GB SATA drive exhibiting a 7200 RPM spin speed, which allows for quick data access and file transfers. It features a 16MB cache, enhancing performance by allowing frequently accessed data to be stored in a readily available state. This drive is particularly suitable for users with moderate storage needs, such as home offices and casual gaming.

On the other hand, the ST3160316AS offers a larger 1.5TB capacity. Like the ST3500413AS, it operates at 7200 RPM and comes equipped with a 32MB cache that boosts read/write speeds. This HDD is ideal for users who require additional space for media files, backups, or extensive applications.

The SGTST3000DM0011CH166 is part of Seagate's Barracuda series, renowned for its balance of performance and capacity. This 3TB drive operates on SATA III at 7200 RPM and features a 64MB cache, making it suitable for high-demand applications such as gaming rigs and multimedia servers. Its Storage capacities and speed allow users to store a significant amount of data without compromising performance.

The ST31000524AS is another prominent Seagate model that offers 1TB of storage with a similar 7200 RPM speed. This HDD is characterized by its reliability and efficiency, making it perfect for systems requiring robust data storage solutions. The 32MB cache further aids in data access speed, making it suitable for task-intensive applications.

Lastly, the ST3250312AS provides a 2TB capacity and mirrors the 7200 RPM spin speed found in the other models. With a 32MB cache, it is designed for home and small business use, offering a balance of performance and capacity. This HDD is particularly appealing for users needing to store large files without compromising on data retrieval times.

In summary, Seagate's lineup, including the ST3500413AS, ST3160316AS, SGTST3000DM0011CH166, ST31000524AS, and ST3250312AS, presents a range of storage solutions ideal for different user needs. From casual users to demanding applications, these drives utilize advanced technologies to ensure reliability, speed, and adequate storage capacity for a wide array of digital data.
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