Serial ATA (SATA) Interfacewww.seagate.com

Word

Description

Value

 

 

 

56

Number of current logical sectors per logical track

xxxxH

 

 

 

57–58

Current capacity in sectors

xxxxH

 

 

 

59

Number of sectors transferred during a Read Multiple

xxxxH

 

or Write Multiple command

 

 

 

 

60–61

Total number of user-addressable LBA sectors

0FFFFFFFh*

 

available

 

 

(see Section 2.2 for related information)

 

 

*Note: The maximum value allowed in this field is:

 

 

0FFFFFFFh (268,435,455 sectors, 137GB). Drives

 

 

with capacities over 137GB will have 0FFFFFFFh in

 

 

this field and the actual number of user-addressable

 

 

LBAs specified in words 100-103. This is required for

 

 

drives that support the 48-bit addressing feature.

 

 

 

 

62

Retired

0000H

 

 

 

63

Multiword DMA active and modes supported

xx07H

 

(see note following this table)

 

 

 

 

64

Advanced PIO modes supported (modes 3 and 4

0003H

 

supported)

 

 

 

 

65

Minimum multiword DMA transfer cycle time per

0078H

 

word (120 nsec)

 

 

 

 

66

Recommended multiword DMA transfer cycle time

0078H

 

per word

 

 

(120 nsec)

 

 

 

 

67

Minimum PIO cycle time without IORDY flow control

00F0H

 

(240 nsec)

 

 

 

 

68

Minimum PIO cycle time with IORDY flow control (120

0078H

 

nsec)

 

 

 

 

69–74

ATA-reserved

0000H

 

 

 

75

Queue depth

001FH

 

 

 

76

Serial ATA capabilities

xxxxH

 

 

 

77

Reserved for future Serial ATA definition

xxxxH

 

 

 

78

Serial ATA features supported

xxxxH

 

 

 

79

Serial ATA features enabled

xxxxH

 

 

 

80

Major version number

003EH

 

 

 

81

Minor version number

0028H

 

 

 

82

Command sets supported

364BH

 

 

 

83

Command sets supported

7C03H

 

 

 

84

Command sets support extension

4003H See Word 108-111 note.

 

(see note following this table)

(4003H = 0100000000000011 binary)

 

 

 

85

Command sets enabled

30xxH

 

 

 

86

Command sets enabled

0001H

 

 

 

36

Barracuda SATA Product Manual, Rev. B

Page 36
Image 36
Seagate ST4000DM000, SGTST3000DM0011CH166, ST31000524AS, ST3160316AS, ST3250312AS, ST3320413AS, ST3750525AS, ST3500413AS Xx07H

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.