Device Overview

1.2 Device Specifications

1.2.1 Specifications summary

Table 1.1 shows the specfications of the disk drive.

 

Table 1.1

Specifications

 

 

 

 

 

 

 

 

 

 

 

MHA2021AT

 

 

MHA2032AT

 

 

 

 

 

 

 

Format Capacity (*1)

 

2.16 GB

 

 

 

3.25 GB

 

 

 

 

 

 

 

Number of Heads

 

4

 

 

 

6

 

 

 

 

 

 

 

Number of Cylinders (User)

 

 

 

6,372

 

 

 

 

 

 

 

 

Bytes per Sector

 

 

 

512

 

 

 

 

 

 

 

Recording Method

 

 

(8/9) PRML

 

 

 

 

 

 

Track Density

 

 

10,555 TPI

 

 

 

 

 

 

Bit Density

 

 

157,422 BPI

 

 

 

 

 

 

Rotational Speed

 

 

4,000 rpm ± 1%

 

 

 

 

 

 

 

Average Latency

 

 

 

7.5 ms

 

 

 

 

 

 

 

 

Positioning time (read and seek)

 

 

 

 

 

 

• Minimum (Track to Track)

 

 

2.5 ms (typ.)

 

Average

 

 

Read:

13 ms (typ.)

 

Maximum (Full)

 

 

23 ms (typ.)

 

 

 

 

 

 

 

 

Start/Stop time

 

 

 

 

 

 

• Start (0 rpm to Drive Read)

 

Typ.:

5 sec,

 

Max.:

10 sec

• Stop (at Power Down)

 

Typ.:

5 sec,

 

Max.:

15 sec

 

 

(when the command is stopped) (when the power is off)

 

 

 

 

Interface

 

ATA-3 (Max. Cable length:

0.46 m)

 

 

 

 

 

 

 

Data Transfer Rate

 

 

 

 

 

 

To/From Media

 

 

4.93 to 8.92 MB/s

 

To/From Host

 

 

16.6 MB/s Max.

 

 

 

 

(burst PIO mode 4, burst DMA mode 2)

 

 

 

 

 

Data Buffer Size

 

 

128 KB

 

 

 

 

Physical Dimensions

 

12.5 mm × 100.0 mm × 70.0 mm

(Height × Width × Depth)

 

(0.49" × 3.94" × 2.75")

 

 

 

 

 

 

Weight

 

 

 

145 g

 

 

 

 

 

 

 

 

 

1-4

C141-E042-01EN

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Fujitsu manual Device Specifications, Specifications summary, MHA2021AT MHA2032AT