www.seagate.comSerial ATA (SATA) Interface

Word

 

Description

Value

 

 

 

 

 

87

 

Command sets enable extension

4000H

 

 

 

 

 

88

 

Ultra DMA support and current mode (see note

xx3FH

 

 

following this table)

 

 

 

 

 

 

 

89

 

Security erase time

0000H

 

 

 

 

 

90

 

Enhanced security erase time

0000H

 

 

 

 

 

92

 

Master password revision code

FFFEH

 

 

 

 

 

93

 

Hardware reset value

xxxxH

 

 

 

 

 

95–99

 

ATA-reserved

0000H

 

 

 

 

 

100–103

 

Total number of user-addressable LBA sectors

ST31000524AS = 1,953,525,168

 

 

available (see Section 2.2 for related information).

ST3750525AS = 1,465,149,168

 

 

These words are required for drives that support the

ST3500413AS = 976,773,168

 

 

48-bit addressing feature. Maximum value:

ST3320413AS = 625,142,448

 

 

0000FFFFFFFFFFFFh.

ST3250312AS = 488,397,168

 

 

 

ST3160316AS = 312,581,808

 

 

 

 

 

104–107

 

ATA-reserved

0000H

 

 

 

 

 

108–111

 

The mandatory value of the world wide name (WWN)

Each drive will have a unique value.

 

 

for the drive. NOTE: This field is valid if word 84, bit 8

 

 

 

 

is set to 1 indicating 64-bit WWN support.

 

 

 

 

 

 

 

112–127

 

ATA-reserved

0000H

 

 

 

 

 

128

 

Security status

0001H

 

 

 

 

 

129–159

 

Seagate-reserved

xxxxH

 

 

 

 

 

160–254

 

ATA-reserved

0000H

 

 

 

 

 

255

 

Integrity word

xxA5H

 

 

 

 

 

Note

 

Advanced Power Management (APM) and Automatic Acoustic Management (AAM) features

 

are not supported.

 

 

 

 

 

 

 

 

 

 

 

 

Note

 

See the bit descriptions below for words 63, 84, and 88 of the Identify Drive data.

 

 

 

 

 

 

Description (if bit is set to 1)

Bit

Word 63

0Multiword DMA mode 0 is supported.

1 Multiword DMA mode 1 is supported.

2 Multiword DMA mode 2 is supported.

8Multiword DMA mode 0 is currently active.

9Multiword DMA mode 1 is currently active.

10 Multiword DMA mode 2 is currently active.

Barracuda SATA Product Manual, Rev. B

37

Page 37
Image 37
Seagate ST3320413AS, SGTST3000DM0011CH166, ST31000524AS, ST3160316AS, ST3250312AS, ST4000DM000, ST3750525AS Xx3FH, Bit Word

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.