1.2

Device Specifications

 

 

Table 1.2 shows the specfications of the disk drives (MHF2043AT/MHF2021AT).

 

 

Table 1.2

Specifications (MHF2043AT/MHF2021AT)

 

 

 

 

 

 

 

 

 

 

 

MHF2043AT

MHF2021AT

 

 

 

 

 

 

 

 

 

Format Capacity (*1)

 

4.32 GB

 

2.16 GB

 

 

 

 

 

 

 

 

 

Number of Heads

 

4

 

2

 

 

 

 

 

 

 

 

 

Number of Cylinders (User)

 

8,647

 

 

 

 

 

 

 

 

 

Bytes per Sector

 

512

 

 

 

 

 

 

 

 

 

Recording Method

 

(16/17) EPR4ML

 

 

 

 

 

 

 

 

 

Track Density

 

14,200 TPI

 

 

 

 

 

 

 

 

 

Bit Density

 

237.8 Kbpi

 

 

 

 

 

 

 

 

 

Rotational Speed

 

4,200 rpm ± 1%

 

 

 

 

 

 

 

 

 

Average Latency

 

7.14 ms

 

 

 

 

 

 

 

 

 

 

Positioning time (read and seek)

 

 

 

 

 

 

• Minimum (Track to Track)

 

1.5 ms (typ.)

 

 

 

Average

 

Read: 13 ms (typ.)

 

 

 

Maximum (Full)

 

23 ms (typ.)

 

 

 

 

 

 

 

 

 

 

Start/Stop time

 

 

 

 

 

 

• Start (0 rpm to Drive Read)

 

Typ.:

5 sec

 

 

 

• Stop (at Power Down)

 

Typ.:

5 sec

 

 

 

 

 

 

 

 

 

Interface

 

ATA-4 (Max. Cable length:

0.46 m)

 

 

 

 

 

 

 

 

 

Data Transfer Rate

 

 

 

 

 

 

To/From Media

 

7.7 to 13.6 MB/s

 

 

 

 

 

 

 

 

 

 

To/From Host

 

33.3 MB/s Max.

 

 

 

 

 

 

(U-DMA mode 2)

 

 

 

 

 

 

 

 

 

Data Buffer Size

 

512 KB

 

 

 

 

 

 

 

 

Physical Dimensions

 

9.5 mm × 100.0 mm × 70.0 mm

 

 

(Height × Width × Depth)

 

 

 

 

 

 

 

 

 

 

 

 

Weight

 

98 g

 

 

 

 

 

 

 

 

 

 

*1: Capacity under the LBA mode.

C141-E057-02EN

1-5

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Fujitsu MHF2021AT, MHF2043AT, MHE2043AT, MHE2064AT manual Format Capacity *1