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2.1.2 Function specifications
Table 2.2 shows the function specifications of the HDD.
Table 2.2 Function specifications
Specification
Item
MBA3300NC
MBA3300NP
MBA3147NC
MBA3147NP
MBA3073NC
MBA3073NP
Format capacity (*1) 300 GB (*2) 147 GB (*2) 73.5 GB (*2)
Number of disks 4 2 1
Number of heads 8 4 2
Tracks per Surface 82,604 cyl typ. (standard format including the alternate cylinder)
Recording mode 60/62 MEEPRML
Areal density 124.7 Gbit/inch
2
Maximum recording density 860 kBPI
Track density 145 kTPI typ.
Track to
Track
0.2 ms / 0.4 ms
Average 3.4 ms / 3.9 ms
Seek time
(Read/Write)
(*3)
Full stroke 8.0 ms / 9.0 ms
Number of rotations 15,000 ± 0.2 % min
-1
(rpm)
Average latency time 2.0 ms
ready up time 30 s typ. (60 s max.)
Start/stop time (*4)
Stop time 30 s typ.
Height 26.1 mm max.
Width 101.6 mm ± 0.25 mm
External dimensions
Length 147.0 mm max.
Weight 0.8 kg max.
Power consumption (*5) 13.06 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)
Interface
LVD
Ultra 2 Wide
U160
U320
Cable length: 25 m max. (*8)
Cable length: 12 m max. (*9)
Internal 188 MB/s (standard format, most outer)
Data transfer rate (*10)
External 320 MB/s max.
Logical data block length 512 to 528 byte (fixed length) (*11)
22 C141-E270