Specifications

• Interface: ATA-5
• Capacity (GB): 40/20
• Sector size (bytes): 512
• Number of cylinders: 38,957
• Data heads: 4/2
• Data buffer (MB): 2
• Rotational speed (rpm): 4,200
• Latency (average ms): 7.1
• Max. interface transfer rate (MB/sec):
• 100MB/sec Ultra DMA mode-5
• 16.6MB/sec PIO mode-4
• Multiword DMA mode-2
• Seek time (ms):
• 1 track (typical): 3
• Average (typical): 15
• Full stroke (typical): 26
• Read technology: ME2PRML, ID-less format
• Internal transfer rate (MB/s) 16.8-29.9
• Recording density (Max. Mbpm): 29.3
• Track density (Mtpm): 3.54
• Error rate (non-recoverable): < 1 per 10¹³ bits transferred
• Power:
• Requirement: +3.3VDC(±5%) / +5VDC(±5%)
• Seek (average): 1.122 W / 1.7 W
• Spin up (average): 1.485 W / 2.25 W
• Active idle (average): 0.33W / 0.5W
• Write (average): 1.555 W / 1.75W
• Sleep: 0.066W / 0.1W
• Standby (average): 0.099 W / 0.15W
• Physical size:
• H(mm) 7.0 x W (mm) 70 x D(mm) 60 (20GB)
• H(mm) 9.5 x W (mm) 70 x D(mm) 60 (40GB)
• Weight (g): 62 (40GB) / 47 (20GB)