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Momentus® Laptop Hard Drives
Seagate® Momentus® hard drives deliver high capacity and performance along with innovative technology, such as self-encryption and free-fall sensors. If you require feature-rich, reliable, robust and secure laptop storage, Momentus drives are for you.
Model ST9750420AS SATA 3Gb/s 750GB 16MB 7200
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 degredation – protecting 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
- 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
*FIPS 140-2 Level 2 certification in progress.
**Not available in all countries.
Momentus 3Gb/s 750-GB Hard Drive
ST9750420AS
| Specifications | |
|---|---|
| Model Number | ST9750420AS |
| Interface | SATA 3Gb/s |
| Cache | 16MB |
| Capacity | 750GB |
| Areal density (avg) | 541Gb/in2 |
| Guaranteed Sectors | 1,465,149,168 |
| 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 | 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 | 0.95W |
| Average seek power | 2.5W |
| ENVIRONMENT | |
| Ambient Temperature | |
| Operating | 0°–60°C |
| Nonoperating | -40°–70°C |
| Maximum operating temperature change | 20°C per hour |
| Maximum nonoperating temperature change | 35°C 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 | |
| None |  |
| Storage Type | HDD |
