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 or Write Multiple

xxxxH

 

command

 

 

 

 

60–61

Total number of user-addressable LBA sectors available

ST3160021A =0FFFFFFFh*

 

(see Section 2.2 for related information)

ST3160023A =0FFFFFFFh*

 

ST3120022A = 234,441,648

 

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

 

ST3120026A = 234,441,648

 

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

 

ST380011A = 156,301,488

 

Gbytes will have 0FFFFFFFh in this field and the actual number of user-

 

ST380013A = 156,301,488

 

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

 

ST360014A = 117,231,408

 

drives that support the 48-bit addressing feature.

 

ST340014A = 78,165,360

 

 

 

 

 

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 (120 nsec)

0078H

 

 

 

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

 

 

 

76–79

ATA-reserved

0000H

 

 

 

80

Major version number

007EH

 

 

 

81

Minor version number

0000H

 

 

 

82

Command sets supported

346BH

 

 

 

83

Command sets supported

7D01H

 

 

 

84

Command sets support extension

4003H

 

 

 

85

Command sets enabled

34xxH

 

 

 

86

Command sets enabled

3xxxH

 

 

 

87

Command sets enable extension

4003H

 

 

 

88

Ultra DMA support and current mode

xx3FH

 

(see note following this table)

 

 

 

 

89

Security erase time

0000H

 

 

 

90

Enhanced security erase time

0000H

 

 

 

92

Master password revision code

FFFEH

 

 

 

93

Hardware reset value (see description following this table)

xxxxH

 

 

 

95–99

ATA-reserved

0000H

 

 

 

28

Barracuda 7200.7 Product Manual, Rev. E

Page 38
Image 38
Seagate ST3120026A, 7200.7 Plus, ST3120022A, ST3160023A, ST3160021A, ST380011A, ST380013A, ST340014A, ST360014A manual Xx07H

ST360014A, 7200.7 Plus, ST3120026A, ST3120022A, ST380011A specifications

The Seagate ST380011A, ST3160021A, ST340014A, ST3120026A, and ST380013A are notable hard disk drives from Seagate’s extensive lineup, each designed for reliability and performance in various computing environments. With a blend of technologies and specifications, these drives cater to a variety of storage needs.

Starting with the ST380011A, this model features an 80 GB capacity and operates at a rotational speed of 7200 RPM. It utilizes the ATA-100 interface, ensuring efficient data transfer rates. The drive incorporates an advanced error correction technology and is designed for a low-latency performance, making it suitable for desktop applications and personal computing.

Next, the ST3160021A offers increased storage with a 160 GB capacity, also running at 7200 RPM and using the ATA-100 interface. Its additional storage capabilities make it ideal for users needing more space for multimedia files and software. The drive is equipped with a 2 MB cache, enhancing its read and write speeds, which is advantageous for intensive tasks such as gaming or video editing.

Moving on to the ST340014A, this model raises the bar with a 400 GB capacity while still maintaining the 7200 RPM speed. The drive employs a Serial ATA (SATA) interface, which facilitates quicker data transfer compared to its predecessors. The ST340014A’s large cache size of 8 MB provides better performance, especially during multitasking scenarios. This model is particularly well-suited for more demanding computing environments where larger data storage is crucial.

The ST3120026A is another key player in this lineup, featuring a 120 GB capacity and also utilizing the SATA interface. With up to 7200 RPM operational speed, this drive excels at providing quick access to data. Its reliability and performance make it an excellent choice for both personal and professional use.

Lastly, the ST380013A delivers an 80 GB capacity similar to the ST380011A but offers enhancements in data access speeds due to updated firmware features. This model is tailored for home and small office environments, where efficient data retrieval is essential.

In summary, these Seagate hard disk drives represent a mix of capacities and performance features, catering to a variety of user needs. With advancements in interface technologies, rotational speed, and data caching, they continue to underscore Seagate's position as a leader in the storage solutions market. Whether for basic computing or more intensive applications, these drives provide reliable options.