Filter
Top Products
C141-E072-01EN1 - 4
1.2 Device Specifications
1.2.1 Specifications summary
Table 1.1 shows the specifications of the disk drive.
Table 1.1 Specifications
MPD3091AH MPD3137AH MPD3182AH
Formatted Capacity (*1) 9.13 GB 13.70 GB 18.26 GB
Number of Disks 2 3 4
Number of Heads 4 6 8
Number of Cylinders
(User + Alternate & SA)
12,555 + 105
Bytes per Sector 512
Recording Method 16/17 EPR4ML
Track Density 13,250 TPI
Bit Density 269,951 BPI
Rotational Speed 7,200 rpm
Average Latency 4.17 ms
Positioning time
• Minimum
• Average
• Maximum
1.3 ms typical
(Read) 9.0 ms typical, (Write) 10.0 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
21.4 to 34.6 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
Physical Dimensions
(Height × Width × Depth)
26.1 mm max. × 101.6 mm × 146.0 mm
(1.03” max. × 4.0” × 5.75”)
Weight 600 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
MPD3091AH 9,134.43 MB 16,383 16 63
MPD3137AH 13,701.65 MB 16,383 16 63
MPD3182AH 18,268.87 MB 16,383 16 63