HDT721032SLA380 Hitachi Deskstar 7K1000.B 320GB SATA Hard Drive

HDT721032SLA380 Specifications

Hitachi Deskstar 7K1000.B 320 GB 3.5″ SATA 3 Gb/s 7200 RPM HDD

Manufacturer: Hitachi Global Storage Technologies
Manufacturer Model: HDT721032SLA380
Product Line: Deskstar 7K1000.B
Product Series: Desktop SATA HDD
Product Type: Internal Hard Disk Drive
Product Name: Hitachi Deskstar 7K1000.B 320 GB 3.5″ SATA HDD

KEY FEATURES:
Storage Capacity: 320 GB
Interface Type: Serial ATA (SATA) 3 Gb/s
Form Factor: 3.5‑inch
Drive Speed: 7,200 RPM
Cache/Buffer: 8 MB
Compatibility: Desktop PCs and storage systems supporting 3.5″ SATA drives
Features Supported: Load/unload ramp parking, advanced power management, desktop class reliability

PERFORMANCE:
Maximum Interface Transfer Rate: Up to 300 MB/s
Average Seek Time (Read): ~14 ms
Average Rotational Latency: ~4.17 ms
Track‑to‑Track Seek Time: ~0.8 ms
Full Stroke Seek Time: ~27 ms
Weight: ~400 g
Spin‑up Current: ~3.3 A

ENVIRONMENTAL & RELIABILITY:
Operating Temperature Range: ~5 °C to 55 °C
Storage Temperature Range: –40 °C to 70 °C
Operating Humidity: 8% – 90% non‑condensing
Shock Resistance (Operating): ~55 G (2 ms)
Unrecoverable Bit Error Rate (UBER): ~1 in 10¹⁴ bits read

PHYSICAL:
Dimensions (W × D × H): 101.6 mm × 147.0 mm × 26.1 mm
Weight: ~400 g
Color: Standard metallic silver enclosure