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Description: Ships: Price:
250GB 2.5" Seagate Momentus 5400.4 5400RPM 8MB Cache SATA 3yr Seagate Warranty Notebook HD. (SEAST9250827AS) Same Day $59.99
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Momentus 5400.4
Durable mobility—anywhere, anytime

120, 160, 200, 250 GB • 5400-RPM Performance • 2.5-Inch Laptop

Key Advantages

  • Industry’s most reliable hard drive with proven second-generation Seagate® perpendicular magnetic recording technology
  • SATA 3Gb/s interface with Native Command Queuing, the fastest interface option available today, to enhance system performance levels
  • Sustained data rate: 806 Mb/s
  • Power:
    – Seek: 2.0 watts
    – Read: 2.0 watts
    – Write: 1.6 watts
  • 8-MB cache
  • 56 percent areal density increase from previous product generation
  • Robust design and high shock tolerance enable mobility in rugged operating environments.
  • 325 Gs of operating shock tolerance and 900 Gs of nonoperating shock tolerance make the drive ideal for laptop PCs and industrial applications.


Best-Fit Applications

  • Mainstream laptops
  • Workstations
  • Gaming systems
  • Small form factor PCs
  • External boxes
  • Non-mission-critical blade servers


Seagate Makes the Best Even Better With a 3-Year Warranty

Seagate offers the industry’s leading warranty to demonstrate our commitment to product reliability and our customers' success. Every Seagate internal hard drive for PCs, notebook computers and entry-level servers is covered by a 5-year limited warranty.

Specifications

250 GB1 200 GB1 160 GB1 120 GB1
Model Number ST9250827AS ST9200827AS ST9160827AS ST9120817AS
Interface SATA 3Gb/s NCQ
SATA 1.5Gb/s NCQ
SATA 3Gb/s NCQ
SATA 1.5Gb/s NCQ
SATA 3Gb/s NCQ
SATA 1.5Gb/s NCQ
SATA 3Gb/s NCQ
SATA 1.5Gb/s NCQ
Performance



Transfer Rate (MB/sec)
Sustained Internal
Maximum External
58
300
58
300
58
300
58
300
Cache (MB) 8 8 8 8
Average Seek (ms) <12 <12 <12 <12
Average Latency (ms) 5.6 5.6 5.6 5.6
Spindle Speed (RPM) 5400 5400 5400 5400
Configuration/Organization



Discs/Heads 2/4 2/4 2/3 1/2
Bytes per Sector 512 512 512 512
Logical CHS 16,383/16/63 16,383/16/63 16,383/16/63 16,383/16/63
Recording Method Perpendicular Perpendicular Perpendicular Perpendicular
Reliability/Data integrity



Head-Rest Method QuietStep™ Ramp Load QuietStep™ Ramp Load QuietStep™ Ramp Load QuietStep™ Ramp Load
Load/Unload Cycles >600,000 >600,000 >600,000 >600,000
Nonrecoverable Read Errors per Bits Read 1 per 1014 bits read 1 per 1014 bits read 1 per 1014 bits read 1 per 1014 bits read
Limited Warranty (years) 3 3 3 3
Power Management



Startup Current 5v (amps max) 1.0 1.0 1.0 1.0
Power Mgmt (watts)
Seek
Read/Write Avg.
Idle/Standby
2.0
2.0/1.6
0.6/0.2
2.0
2.0/1.6
0.6/0.2
2.0
2.0/1.6
0.6/0.2
2.0
2.0/1.6
0.6/0.2
Environmental



Temperature (°C)
Operating
Nonoperating
0 to 60
–40 to 70
0 to 60
–40 to 70
0 to 60
–40 to 70
0 to 60
–40 to 70
Shock (G)
Operating: 2 ms
Nonoperating: 1 ms
325
900
325
900
325
900
325
900

Acoustics (bels—sound power)
Idle
Performance Seek

2.4
2.6
2.4
2.6
2.4
2.6
2.4
2.6
Physical



Height (in/mm) .374/9.5 .374/9.5 .374/9.5 .374/9.5
Width (in/mm) 2.75/69.85 2.75/69.85 2.75/69.85 2.75/69.85
Depth (in/mm) 3.945/100.2 3.945/100.2 3.945/100.2 3.945/100.2
Weight (lb/g) 0.225/102 0.225/102 0.225/102 0.225/102
  1. One gigabyte, or GB, equals one billion bytes when referring to hard drive capacity.

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