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1.2 Device Specifications
1.2.1 Specifications summary
Table 1.1 shows the specifications of the disk drive.
Table 1.1 Specifications
MPG3102AH MPG3153AH MPG3204AH
Formatted Capacity (*1) 10.24 GB 15.37 GB 20.49 GB
Number of Disks 1 2 2
Number of Heads 2 3 4
Number of Cylinders
(User + Alternate & SA)
19,424 + 303 + 15
Bytes per Sector 512
Recording Method 48/52 CC2EPRML
Track Density 20,800 TPI
Bit Density 385,118 BPI
Rotational Speed 7,200 rpm
Average Latency 4.17 ms
Positioning time (Fast)
• Minimum
• Average
• Maximum
(Read) 0.8 ms typical, (Write) 1.0 ms typical
(Read) 8.5 ms typical, (Write) 9.5 ms typical
(Read) 16 ms typical, (Write) 17 ms typical
Positioning time (Slow)
• Minimum
• Average
• Maximum
(Read) 0.8 ms typical, (Write) 1.0 ms typical
(Read) 11 ms typical, (Write) 12 ms typical
(Read) 20 ms typical, (Write) 21 ms typical
Start/Stop time
• Start (0 rpm to Drive Read)
• Stop (at Power Down)
Typical: 8 sec., Maximum: 15 sec.
Typical: 20 sec., Maximum: 30 sec.
Interface ATA–5
(Maximum Cable length: 0.46 m)
Data Transfer Rate
• To/From Media
• To/From Host
29.6 to 50.8 MB/s
16.7 MB/s Max. (burst PIO mode 4, burst DMA mode 2),
66.6 MB/s Max. (burst ultra DMA mode 4)
100.0 MB/s Max. (burst ultra DMA mode 5)
Data buffer 2 MB
Physical Dimensions
(Height
×
Width
×
Depth)
26.1 mm max. × 101.6 mm × 146.0 mm
(1.0” max. × 4.0” × 5.7”)
Weight 600 g or less
*1: Capacity under the LBA mode.
Under the CHS mode (normal BIOS specification), formatted capacity, number of cylinders, number of heads, and number of
sectors are as follows.