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2 function specifications – FUJITSU HARD DISK DRIVES MAW3147FC User Manual

Page 32

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Specifications

2-2

C141-E235

2.1.2 Function

specifications

Table 2.2 shows the function specifications of the HDD.

Table 2.2

Function specifications

Specification

Item

MAW3300FC MAW3147FC MAW3073FC

Formatted capacity/device (*1)

300.0 GB (*2)

147.0 GB (*2)

73.5 GB (*2)

Number of disks

4

3

1

Number of heads

8

5

2

Number of rotations min

-1

(rpm)

10,025 ± 0.2%

Average latency time

2.99 ms

Track to Track

0.2 ms/0.4 ms

Average

4.5 ms/5.0 ms

Seek time (*3)
(Read/Write)

Full stroke

10.0 ms/11.0 ms

Start/stop time
(*4)

Start time

Stop time

30 s typ. (60 s max.)

30 s typ.

Recording mode

32/34 MEEPRML

External
dimensions

Height:

Width:

Depth:

25.4 mm

101.6 mm

146.0 mm

Weight

0.75 kg max.

Power consumption (*5)

11.9 W typ.

Interface

Cable length: 30 m max.

Areal density

60 to 75 Gbit/inch

2

Disk drive

132.4 MB/s

Data
transfer
rate (*6)

FC-AL

212.5 MB/s max.

Logical data block length

512, 516, 520, 524, 528 byte (Fixed length) (*7)

Command specification

FC-PLDA (NCITS TR-19),
FC-PH (ANSI X3.230-1994), FC-PH-2 (ANSI X3.297-1996),
FC-AL (ANSI X3.272-199X), SCSI-FCP (ANSI X3.269-199X)

Data buffer

8 MB FIFO ring buffer (*8)

Acoustic noise (Idle)

3.4 Bels typ.

(*1)

The formatted capacity can be changed by changing the logical block length and using spare sector
space. See Chapter 3 for the further information. The formatted capacity listed in the table is an
estimate for 512 bytes per sector.

(*2)

1GB=1,000,000,000 bytes

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