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C141-E090-01EN1 - 4
1.2 Device Specifications
1.2.1 Specifications summary
Table 1.1 shows the specifications of the disk drive.
Table 1.1 Specifications
MPE3102AH MPE3136AH MPE3204AH MPE3273AH
Formatted Capacity (*1) 10.24 GB 13.66 GB 20.49 GB 27.32 GB
Number of Disks 2 2 3 4
Number of Heads 3 4 6 8
Number of Cylinders
(User + Alternate & SA)
15,871 + 137
Bytes per Sector 512
Recording Method 48/51 EPR4ML
Track Density 16,750 TPI
Bit Density 316,929 BPI
Rotational Speed 7,200 rpm
Average Latency 4.17 ms
Positioning time
• Minimum
• Average
• Maximum
1.0 ms typical
(Read) 8.5 ms typical, (Write) 9.5 ms typical
(Read) 17 ms typical, (Write) 18 ms typical
Start/Stop time
• Start (0 rpm to Drive Read)
• Stop (at Power Down)
Typical: 10 sec., Maximum: 20 sec.
Typical: 20 sec., Maximum: 30 sec.
Interface ATA–4
(Maximum Cable length: 0.46 m)
Data Transfer Rate
• To/From Media
• To/From Host
24.5 to 40.7 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)
Data buffer 2 MB
Physical Dimensions
(Height × Width × Depth)
26.1 mm max. × 101.6 mm × 146.0 mm
(1.03” max. × 4.0” × 5.75”)
Weight 620 g
*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.
Model Formatted Capacity No. of Cylinder No. of Heads No. of Sectors
MPE3102AH 10,245.00 MB 16,383 16 63
MPE3136AH 13,660.00 MB 16,383 16 63
MPE3204AH 20,490.00 MB 16,383 16 63
MPE3273AH 27,320.00 MB 16,383 16 63