320GB 4.260 rpm 2.5" SATA J4K320

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Artikelcode HEJ423232H9E300
Informatie
HGST Spec Sheet

Model(s)       
  • HEJ423232H9E300
  • HEJ423225H9E300
  • HEJ423220H9E300
  • HEJ423210H9E300
  • HEJ423280H9E300
          Interface                    SATA 1.5Gb/s         
          Capacity (GB)                    320 / 250 / 200 / 100 / 80         
          Sector size (variable, Bytes/sector)                    512e         
          Recording zones                    31         
          Data Heads (physical)                    2         
          Data Disks                    1         
          Max Areal Density (Gbits/sq. in.)                    425         

Performance

          Data Buffer (MB)                    8         
          Rotational Speed (RPM)                    4260         
          Latency Average (ms)                    7.04         
          Media transfer rate (Mbits/sec, max)                    750         
Interface transfer rate (MB/sec, max)             150         
          Seek Time (read, ms, typical)                    13         

Reliability

          Error Rate (non-recoverable, bits read)                    < 1 per 10^13 bits transferred         
          Load/Unload Cycles                    600,000         

Acoustics

          Idle (Bels)                    2.4         
          Operational (Bels, typical)                    3.0         

Power

          Requirement                    +5 VDC (+/-5%)         
          Requirement: Start-up (W, peak, max)                    6.5         
          Requirement: Read/Write (W, avg)                    2.15         
          Low power idle (W, avg)                    0.8         
          Requirement: Standby (W, avg)                    0.2         
          Dissipation: Sleep (W)                    0.14         

Physical size

          Z-Height (mm)                    9.5         
          Dimensions (width x depth, mm)                    69.85 x 100.2         
          Weight (g, max)                    97         

Environmental (operating)

          Ambient temperature        -30° to 85° C         
          Altitude (m)        -300 to 5,500         
          Shock (half-sine wave)                    300G (2ms)         
          Vibration (5 to 500 Hz)                    Up to 3G (10-500Hz)         

Environmental (non-operating)

          Ambient temperature        -40° to 95° C         
          Altitude (m)        -300 to 15,000         
          Shock (half-sine wave)                    800G (1ms)         
          Vibration (5 to 500 Hz)                    Up to 5G (10-500Hz)         
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Specificaties
Capacity 320GB
Interface 1.5 Gb/s
Form Factor 2.5"
Data Buffer (MB) 8MB
Rotational Speed (RPM) 4.260
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