Word

Description

Value

 

 

 

 

Total number of user-addressable LBA sectors available

 

 

(see Section 2.1 for related information)

 

60–61

*Note: The maximum value allowed in this field is: 0FFFFFFFh

0FFFFFFFh*

(268,435,455 sectors, 137 Gbytes). Drives with capacities over 137

 

Gbytes 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 supported)

0003H

65

Minimum multiword DMA transfer cycle time per word (120 nsec)

0078H

66

Recommended multiword DMA transfer cycle time per word

0078H

(120 nsec)

67

Minimum PIO cycle time without IORDY flow control (240 nsec)

00F0H

68

Minimum PIO cycle time with IORDY flow control (120 nsec)

0078H

69–74

ATA-reserved

0000H

75

Queue depth

0000H

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

0000H

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

87

Command sets enable extension

4000H

88

Ultra DMA support and current mode (see note following this table)

xx3FH

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

 

Total number of user-addressable LBA sectors available (see Section

ST32000542AS = 3,907,029,168

100–103

2.1 for related information). These words are required for drives that

ST31500541AS = 2,930,277,168

support the 48-bit addressing feature. Maximum value:

ST31000520AS = 1,953,525,168

 

 

0000FFFFFFFFFFFFh.

 

 

 

 

104–107

ATA-reserved

0000H

28

Barracuda LP Series SATA Product Manual, Rev. A

Page 34
Image 34
Seagate ST31500541AS, ST31000520AS, ST32000542AS manual Xx07H

ST32000542AS, ST31000520AS, ST31500541AS specifications

Seagate has long been a prominent player in the hard disk drive (HDD) market, and their SATA drives have earned a reputation for reliability and performance. Among their notable models are the ST31500541AS, ST31000520AS, and ST32000542AS, each offering unique features and technologies that cater to various storage needs.

The ST31500541AS is a 1.5TB SATA drive known for its robust data handling capabilities. Operating at 7200 RPM, it offers a data transfer rate of up to 6Gb/s, making it suitable for demanding applications that require quick access to large files. This model features Seagate’s perpendicular recording technology, which increases storage density and efficiency. With an average seek time of 8.5 ms, users can expect swift performance for both read and write operations. Its 32MB cache also aids in enhancing data transfer rates and minimizing lag during data retrieval.

Next is the ST31000520AS, a 1TB drive that combines performance with energy efficiency. Also spinning at 7200 RPM, this model exploits Seagate's Advanced Power Management technology, which helps reduce power consumption and extend drive longevity. The ST31000520AS is particularly appealing for users looking to balance performance with energy costs. It features similar specifications to the ST31500541AS, including a 6Gb/s interface and a 32MB cache, ensuring that users can manage large workloads effectively.

Lastly, the ST32000542AS offers a compelling 2TB storage solution. This model caters to users with extensive storage needs, whether it be for multimedia content, backup solutions, or database management. Like its predecessors, it runs at 7200 RPM and benefits from Seagate's innovative technologies, including error correction and data recovery enhancements. With increased storage capacity and performance, this model is particularly suited for both personal and professional setups where data loss is not an option.

In summary, the Seagate ST31500541AS, ST31000520AS, and ST32000542AS exemplify the company's commitment to delivering high-performance hard drive solutions. With their emphasis on speed, energy efficiency, and advanced technologies such as perpendicular recording and power management, each model stands out in its capacity range, making them valuable assets for users seeking dependable storage options. Whether you're a gamer, a creative professional, or need a reliable backup solution, these drives are engineered to meet diverse computing needs with ease.