Word

Description

Value

 

 

 

57–58

Current capacity in sectors

xxxxH

 

 

 

59

Number of sectors transferred during a Read Multiple or Write

xxxxH

 

Multiple command

 

 

 

 

60–61

Total number of user-addressable LBA sectors available

ST9120821A = 234,441,648

 

(see Section 2.2 for related information)

ST9100824A = 195,371,568

 

ST98823A = 156,301,488

 

 

 

 

ST96812A = 117,210,240

 

 

ST94813A = 78,140,160

 

 

ST93811A = 58,605,120

 

 

 

62

Retired

0000H

 

 

 

63

Multiword DMA active and modes supported (see note following

xx07H

 

this table)

 

 

 

 

64

Advanced PIO modes supported (modes 3 and 4 supported)

0003H

 

 

 

65

Minimum multiword DMA transfer cycle time per word (120

0078H

 

nsec)

 

 

 

 

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

 

 

 

76–79

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

 

 

 

91

Advanced power management value

0040H

 

 

 

92

Master password revision code

FFFEH

 

 

 

93

Hardware reset value (see description following this table)

xxxxH

 

 

 

94

Auto acoustic management setting

xxxxH

 

 

 

95–127

ATA-reserved

0000H

 

 

 

128

Security status

0001H

 

 

 

26

Momentus 5400.2 PATA Product Manual, Rev. B

Page 32
Image 32
Seagate ST94813A, ST98823A, ST96812A, ST93811A, ST9120821A, ST9100824A manual Xx07H

ST9120821A, ST98823A, ST94813A, ST9100824A, ST93811A specifications

The Seagate ST96812A, ST93811A, ST9100824A, ST94813A, and ST98823A are notable hard drive models from Seagate’s extensive lineup, each offering distinct features and technologies suitable for various computing needs. Designed predominantly for desktop and enterprise solutions, these drives showcase Seagate's commitment to performance, reliability, and innovative technology.

Starting with the ST96812A, this drive features a storage capacity of 120 GB and utilizes an ATA interface, making it a popular choice during its time for both personal computing and enterprise applications. It is engineered with a 5400 RPM spindle speed, providing a balance between performance and power efficiency. With its 2 MB cache, the ST96812A enables quick access to frequently used data, facilitating smooth operation for everyday tasks.

The ST93811A, with a capacity of 80 GB, builds on the principles of dependable storage. It also operates at 5400 RPM, ensuring consistent performance for users who rely on dependable access to their stored information. The model’s robust design includes a 2 MB buffer, enhancing data transfer speeds and improving overall system responsiveness.

Next, the ST9100824A offers a significant leap in performance with a 100 GB capacity and superior data management capabilities. This drive integrates features like Advanced Format technology, which optimizes sector size for increased storage efficiency and error correction. The spindle speed retains 7200 RPM, providing faster read and write speeds which cater well to intensive applications such as gaming or video editing.

With a focus on higher storage capacity, the ST94813A holds up to 160 GB. This model is particularly notable for its low power consumption and quiet operation, making it suitable for environments where noise reduction is crucial, such as audio production studios or home media centers. The 7200 RPM speed and enhanced cache improve overall performance for multitasking scenarios.

Lastly, the ST98823A’s 250 GB capacity positions it as a higher-end option within this series. Featuring a spindle speed of 7200 RPM and a considerable cache size, it excels in handling larger files and complex applications. This model is geared towards users seeking a fusion of speed and ample storage for applications ranging from database management to creative production.

In summary, the Seagate ST96812A, ST93811A, ST9100824A, ST94813A, and ST98823A hard drives collectively illustrate Seagate's dedication to providing various storage solutions characterized by performance, efficiency, and technological advancement tailored to meet diverse user demands.