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2-2 C141-E226
2.1.2 Function specifications
Table 2.2 shows the function specifications of the HDD.
Table 2.2 Function specifications
Specification
Item
MAW3300NC/NP MAW3147NC/NP MAW3073NC/NP
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) 9.5 W typ.
Fast 5 SCSI Cable length: 6 m max.
Fast 10 SCSI Cable length: 3 m max.
Single-
Ended
Fast 20 SCSI
Cable length: 3 m max. (*6)
Cable length: 1.5 m max. (*7)
Inter-
face
LVD
Ultra 2 Wide
U160
U320
Cable length: 25 m max. (*8)
Cable length: 12 m max. (*9)
Areal density 60 to 75 Gbits/inch
2
Disk drive 132.4 MB/s
Data transfer
rate (*10)
SCSI
(Synchronous
mode)
320 MB/s max.
Logical data block length 512, 516, 520, 524, 528 byte (Fixed length) (*11)
SCSI command specification
SPI-4 (T10/1365D Rev.10), SAM-2 (T10/1157D Rev.24),
SPC-2 (T10/1236D Rev.20), SBC (T10/996D Rev.8c)
Data buffer 8 MB FIFO ring buffer (*12)
Acoustic noise (Idle) 3.4 Bels typ.