2.0Drive specifications

Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominal power. For convenience, the phrases the drive and this drive are used throughout this manual to indicate ST9100823A, ST9808211A, ST960822A, ST9408114A, and ST9308110A model drives.

2.1Specification summary

The specifications listed in this table are for quick reference. For details on specification measurement or definition, see the appropriate section of this manual.

Table 1:

Specifications

 

 

 

 

 

 

 

 

 

 

 

 

 

Drive specification

ST9100823A

ST9808211A

ST960822A

ST9408114A

 

ST9308110A

 

 

 

 

 

 

 

Formatted Gbytes (512 bytes/sector)

100

80

60

40

 

30

 

 

 

 

 

 

 

Guaranteed sectors

195,371,568

156,301,488

117,210,240

78,140,160

 

58,605,120

 

 

 

 

 

 

 

Bytes per sector

512

 

 

 

 

 

 

 

 

 

 

 

 

Physical read/write heads

4

3

3

2

 

2

 

 

 

 

 

 

 

 

Discs

 

2

2

2

1

 

1

 

 

 

 

 

 

 

Cache (Mbytes)

8

 

 

 

 

 

 

 

 

 

 

 

 

Recording density, BPI (bits/inch typical)

703,000

 

 

 

 

 

 

 

 

 

 

 

 

Track density. TPI (tracks/inch typical)

115,000

 

 

 

 

 

 

 

 

 

 

 

 

Areal density (Gbits/inch2 max)

86

 

 

 

 

 

Spindle speed (RPM)

5,400

 

 

 

 

 

 

 

 

 

 

 

 

Internal data transfer rate OD

48.25

 

 

 

 

 

(Mbytes/sec max)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I/O data-transfer rate (Mbytes/sec max)

100

 

 

 

 

 

 

 

 

ATA data-transfer modes supported

PIO modes 0–4; Multiword DMA modes 0–2; Ultra DMA modes 0–5

 

 

 

 

 

 

 

Height

 

9.5 +/-0.2 mm (0.374 +/-.008 inches)

 

 

 

 

 

 

 

 

 

Width

 

69.85 +/-0.25 mm (2.750 +/-0.010 inches)

 

 

 

 

 

 

 

 

 

Length

 

100.2 +/-0.25 mm (3.945 +/-0.010 inches)

 

 

 

 

 

 

 

 

 

Weight (typical)

100 grams (0.22 lb)

 

 

 

 

 

 

 

 

 

 

 

Average latency (msec)

5.6

 

 

 

 

 

 

 

 

 

 

 

 

Power-on to ready (sec typical)

3.5

 

 

 

 

 

 

 

 

 

 

 

 

Standby to ready (sec typical)

3.0

 

 

 

 

 

 

 

 

 

 

 

 

Startup current 5V (typical)

1.0 amps

 

 

 

 

 

 

 

 

 

 

 

Track-to-track seek time (msec typical)

1.0 (read), 1.5 (write)

 

 

 

 

 

 

 

 

 

 

 

Average seek time (msec typical)

12.5

 

 

 

 

 

 

 

 

 

 

 

 

Average seek, read (msec typical)

12.5

 

 

 

 

 

 

 

 

 

 

 

 

Average seek, write (msec typical)

14.5

 

 

 

 

 

 

 

 

 

 

 

Full-stroke seek (msec)

22 (typical); 24 (max)

 

 

 

 

 

 

 

 

 

 

 

Seek power (typical)

2.3 watts

 

 

 

 

 

 

 

 

 

 

 

 

 

Momentus 5400.2 Product Manual, Rev. D

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Seagate ST9100823A, ST9808211A, ST960822A, ST9408114A, ST9308110A Drive specifications, Specification summary, Specifications
Page 8 Page 10

ST9408114A, ST9808211A, ST9308110A, ST9100823A, ST960822A specifications

Seagate has long been a leader in the hard disk drive industry, and its array of models, such as ST960822A, ST9100823A, ST9308110A, ST9808211A, and ST9408114A, exemplifies the company's commitment to innovation, reliability, and performance. Each of these models offers unique features and specifications that cater to a variety of storage needs.

The Seagate ST960822A stands out with 60GB capacity and a 5400 RPM spindle speed. It employs the Ultra ATA/100 interface, facilitating rapid data transfer rates up to 100MB/s. This model is designed for compact systems and provides ample storage for files, applications, and multimedia. Its advanced power management features also help in reducing energy consumption, making it an efficient choice for mobile and desktop computing.

Moving on to the ST9100823A, this drive offers a larger storage capacity of 100GB, also operating at 5400 RPM. It incorporates the Serial ATA interface, which enhances the drive's performance and allows for easier connection in modern computer systems. The ST9100823A is built with Seagate’s Quiet Airflow technology, ensuring quieter operations, while its rugged design promotes endurance and durability, making it suitable for both desktop and external storage uses.

The ST9308110A takes performance up a notch with a capacity of 300GB. This model leverages the SATA interface, providing faster data throughput, making it ideal for data-intensive applications including gaming and video editing. It features 8MB cache memory, which aids in quicker data retrieval and overall system responsiveness. This drive is a solid choice for users seeking high performance without sacrificing storage space.

Next, the ST9808211A expands on storage capabilities with 80GB capacity. Like the previous models, it runs at a speed of 5400 RPM, but its enhanced caching mechanisms optimize read and write operations. The drive is particularly suited for multimedia applications, where speed and storage are paramount, ensuring that users can store and retrieve large files seamlessly.

Lastly, the ST9408114A features a compact 40GB capacity, yet delivers exceptional speed with its 7200 RPM mechanism. This drive is tailored toward performance-oriented applications, such as gaming and high-performance computing scenarios. The combination of its increased RPM and fast access times make it a robust choice for users desiring responsiveness in their systems.

Collectively, these Seagate models embody a range of technologies and characteristics, from the ATA interface to advanced power management, making them suitable for a variety of applications. Whether one needs high capacity, enhanced performance, or reliability, Seagate continues to offer drives that meet diverse storage requirements in an increasingly data-driven world.
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