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C141-E077-01EN1 - 4
1.2 Device Specifications
1.2.1 Specifications summary
Table 1.1 shows the specifications of the disk drive.
Table 1.1 Specifications
MPE3064AT MPE3102AT MPE3136AT MPE3170AT MPE3204AT MPE3273AT
Formatted Capacity (*1) 6.48 GB 10.24 GB 13.66 GB 17.08 GB 20.49 GB 27.32 GB
Number of Disks 1 2 2 3 3 4
Number of Heads 2 3 4 5 6 8
Number of Cylinders
(User + Alternate & SA)
16,348 + 137
Bytes per Sector 512
Recording Method 16/17 EPR4ML
Track Density 17,250 TPI
Bit Density 299,100 BPI
Rotational Speed 5,400 rpm
Average Latency 5.56 ms
Positioning time
• Minimum
• Average
• Maximum
1.5 ms typical
(Read) 9.5 ms typical, (Write) 10.5 ms typical
(Read) 18 ms typical, (Write) 19 ms typical
Start/Stop time
• Start (0 rpm to Drive Read)
• Stop (at Power Down)
Typical: 8 sec., Maximum: 16 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
16.1 to 30.4 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 512 KB or 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
MPE3064AT 6,488.29 MB 13,410 15 63
MPE3102AT 10,248.37 MB 16,383 16 63
MPE3136AT 13,664.55 MB 16,383 16 63
MPE3170AT 17,080.61 MB 16,383 16 63
MPE3204AT 20,496.74 MB 16,383 16 63
MPE3273AT 27,329.21 MB 16,383 16 63