Device Overview

1.2 Device Specifications

1.2.1 Specifications summary

Table 1.1 shows the specifications of the disk drives.

 

 

Table 1.1

Specifications (1/2)

 

 

 

 

 

 

 

 

 

 

 

MHW2120BS

MHW2100BS

MHW2080BS

MHW2060BS

MHW2040BS

 

 

 

 

 

 

 

 

 

Format Capacity (*1, *2)

120 GB

 

100 GB

 

80 GB

 

60 GB

40 GB

 

 

 

 

 

 

 

 

 

Number of Sectors (User)

234,441,648

 

195,371,568

 

156,301,488

 

117,210,240

78,140,160

 

 

 

 

 

 

 

 

 

Bytes per Sector

 

 

 

 

512 bytes

 

 

 

 

 

 

 

 

 

Rotational Speed

 

 

 

5,400 rpm ± 1%

 

 

 

 

 

 

 

 

 

 

Average Latency

 

 

 

 

5.56 ms

 

 

 

 

 

 

 

 

 

 

 

Positioning time (read and seek)

 

 

 

 

 

 

 

 

Minimum (Track-Track)

 

 

 

 

1.5 ms (typ.)

 

 

Average

 

 

Read: 12 ms (typ.)

 

Maximum (Full)

 

 

 

 

22 ms (typ.)

 

 

 

 

 

 

 

 

 

 

Start time

 

 

 

 

4.0 sec (typ.)

 

 

 

 

Interface

Compliant with ATA/ATAPI-8, SATA I High Speed Serialized AT

 

 

 

 

Attachment 1.0a, SATA II Ext to SATA1.0a,

 

 

 

 

 

SATA II Electrical Spec.1.0

 

 

 

 

 

 

 

 

 

 

Data Transfer Rate (*2)

 

 

 

 

 

 

 

 

To/From Media

 

 

 

 

61.3MB/s Max.

 

 

To/From Host

 

 

1.5 Gbps (150 MB/s)

 

 

 

 

 

 

Data Buffer Size (*3)

 

 

8 MB (8,388,608 bytes)

 

 

 

 

 

 

Physical Dimensions

 

 

9.5 mm 100.0 mm 70.0 mm (*4)

 

(Height Width Depth)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Weight

 

 

 

 

101 g (Max.)

 

 

 

 

 

 

 

 

 

 

 

 

*1: Capacity under the LBA mode.

*2: 1 GB is equal to 1,000,000,000 bytes and 1 MB is equal to 1,000,000 bytes.

*3: 1 MB is equal to 1,048,576 bytes.

*4: The value of Depth (=100.0 mm) does not include PCBA (Printed Circuit Board Assembly). For details, see Section 3.1.

Table 1.1 lists the formatted capacity, number of logical cylinders, number of heads, and number of sectors of every model for which the CHS mode has been selected using the BIOS setup utility on the host.

1-4

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Fujitsu MHW2080BS, MHW2100BS, MHW2120BS, MHW2040BS manual Device Specifications, Specifications summary, Specifications 1/2