Hitachi DESK 7K1000C 3, 5 / 7200 / 500 / SATA / 16 (HDS721050CLA362)

Specifications: - Models: HTS545050B9A300, HTS545040B9A300, HTS545032B9A300, HTS545025B9A300, HTS545016B9A300, HTS545012B9A300 - Interface SATA 3 Gb/sec - Capacity (GB) 500 / 400 / 320 /250 / 160 / 120 - Sector size (bytes) 512 - Recording zones 24 - Data heads: 2 / 2 / 2 / 1 / 1 / 1 - Data disks 3 - Max. areal density (Gbits/sq. inch) 375 Performance: - Data buffer (MB) 8 - Rotational speed (RPM) 5400 - Latency average (ms) 5.5 - Media transfer rate (Mbits/sec, max) 875 - Interface Transfer Rate (MB/sec, max) 300 - Seek time (read, typical) (avg. ms) 12 - Track to track (read, typical) (avg. ms) 1 - Full stroke 20 Reliability: - Load/unload 600.000 Power: - Requirement +5 VDC (+ -5%) - Startup (W, peak, max.) 4.5 - Seek (W, avg.) 1.7 - Read / Write (W, avg.) 1.4 - Performance idle (W, avg.) 1.3 - Active idle (W, avg.) 0.8 - Low power idle (W, avg.) 0.5 - Standby (W, avg.) 0.2 - Sleep (W) 0.1 Physical size: - z-height (mm) 9.5 mm - Dimensions (width x depth, mm) 70 x 100 - Weight (max, g) 102 // 95 Environmental (Operating): - Shock (half-sine wave) 400G/2ms, 200G/1ms - Ambient temperature 5 to 55°C Environmental (Non-operating): - Shock (half-sine wave) 1000G/1ms - Ambient temperature -40 to 65o C Acoustics (A-weighted sound power): - Idle (typical) 2.4 - Seek (typical) 2.6