Model : ST9500423AS : SATA 3Gb/s : 500GB : 16MB : 7200
Overview
The Momentus family of 2.5-inch laptop drives offers innovative options and features, such as capacity up to 750GB, two different performance speeds, and three significant features.
Key Features and Benefits
- Seagate SmartAlign technology provides a transition to 4K sectors without the need for software utilities.
- Seagate Self-Encrypting Drives deliver government-grade encryption without performance degradationprotecting your data where it lives. The FIPS 140-2* options are NIST government-certified for both U.S. and Canadian usage with sensitive data.**
- Seagate G-Force Protection technology can detect when your laptop is in a free-fall, swing the drive heads to a safe zone and keep the data safe.
- 7200-RPM and 5400-RPM speeds for customized performance, and 8MB and 16MB cache size to enhance your application performance
- 750, 640, 500, 320, 250 and 160GB models for 5400-RPM drives for high-capacity to entry-level and mainstream systems
- 750, 500, 320, 250 and 160GB models for 7200-RPM drives for high-capacity and high-performance systems
*See FIPS 140-2 Level 2 Certificate
**Not available in all countries. Requires TCG-compliant host or controller support. TM: The FIPS logo is a certification mark of NIST, which does not imply product endorsement by NIST, the U.S., or Canadian governments.
Best-Fit Applications:
- High-performance laptops, workstations, gamer systems
- Mainstream laptops, netbooks and external storage enclosures
- Military and government laptops for sensitive data
- Corporate and commercial laptops
- Consumer solutions where robustness is a necessity
- Entry-level laptops and netbooks systems
Momentus 7200.4 SATA 3Gb/s 500-GB Hard Drive
ST9500423AS
| Specifications |
|
| Model Number |
ST9500423AS |
| Interface |
SATA 3Gb/s |
| Cache |
16MB |
| Capacity |
500GB |
| Areal density (avg) |
541Gb/in2 |
| Guaranteed Sectors |
976,773,168 |
| PHYSICAL |
|
| Height |
9.5mm (0.370 in) |
| Width |
69.85mm (2.750 in) |
| Length |
100.35mm (3.951 in) |
| Weight (typical) |
115g (0.254 lb) |
| PERFORMANCE |
|
| Spin Speed (RPM) |
7200 RPM |
| Average latency |
4.2ms |
| Random read seek time |
11.0ms |
| Random write seek time |
13.0ms |
| I/O data transfer rate |
300MB/s |
| Unrecoverable read errors |
1 in 1014 |
| RELIABILITY |
|
| Annual Failure Rate |
0.5% |
| POWER |
|
| 5V start max current |
1.0A |
| Average idle power |
0.96W |
| Average seek power |
2.5W |
| ENVIRONMENT |
|
| Ambient Temperature |
|
| Operating |
060C |
| Nonoperating |
-4070C |
| Maximum operating temperature change |
20C per hour |
| Maximum nonoperating temperature change |
35C per hour |
| Shock |
|
| Operating Shock (max) |
350 Gs for 2ms |
| Nonoperating Shock (max) |
1000 Gs for 1ms |
| ACOUSTICS |
|
| Acoustics (Idle Volume) |
2.3 bels |
| Acoustics (Seek Volume) |
2.5 bels |
| Features |
|
| Storage Type |
HDD |
| SmartAlign |
 |
