HTS542525K9SA00 Hitachi Travelstar 5K250 250GB SATA Hard Drive

HTS542525K9SA00 Specifications

Hitachi Travelstar 5K250 250 GB 2.5″ SATA 5400 RPM HDD

Manufacturer: Hitachi Global Storage Technologies
Manufacturer Model: HTS542525K9SA00
Product Line: Travelstar 5K250
Product Series: 2.5″ SATA Laptop/Portable HDD
Product Type: Internal Hard Disk Drive
Product Name: Hitachi Travelstar 5K250 250 GB 2.5″ SATA HDD

KEY FEATURES:
Storage Capacity: 250 GB
Interface Type: Serial ATA (SATA) 1.5 Gb/s (up to ~150 MB/s)
Form Factor: 2.5‑inch, 9.5 mm height
Drive Speed: 5,400 RPM
Cache/Buffer: 8 MB
Compatibility: Laptops, portable storage systems
Features Supported: Thermal Fly‑height Control (TFC), TrueTrack servo technology

PERFORMANCE:
Maximum Interface Transfer Rate: ~150 MB/s
Average Seek Time: ~11 ms
Average Rotational Latency: ~5.56 ms
Sequential Read/Write Speed: Not explicitly specified
Random Read/Write IOPS: Not explicitly specified

ENVIRONMENTAL & RELIABILITY:
Operating Temperature Range: 0 °C to 60 °C
Storage Temperature Range: ‑40 °C to 70 °C
Operating Humidity: 8% – 90% non‑condensing
Shock Resistance (Operating): 400 G / 2 ms
Acoustic Idle: ~2.4 Bels
Unrecoverable Bit Error Rate (UBER): ~1 in 10¹⁴ bits read

PHYSICAL:
Dimensions (W × D × H): 70 mm × 100 mm × 9.5 mm
Weight: Approximately 102 g
Color: Standard metallic laptop HDD enclosure