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MOMENTUS 5400.6 SATA PRODUCT MANUAL, REV. G 10
2.3 DEFAULT LOGICAL GEOMETRY
CYLINDERS READ/WRITE HEADS SECTORS PER TRACK
16,383 16 63
LBA mode
When addressing these drives in LBA mode, all blocks (sectors) are consecutively numbered from 0 to n–1, where n is the
number of guaranteed sectors as defined above.
2.4 PHYSICAL ORGANIZATION
DRIVE MODEL READ/WRITE HEADS NUMBER OF DISCS
ST9500325AS and ST9500325ASG 4 2
ST9320325AS and ST9320325ASG 3 2
ST9250315AS, ST9250315ASG,
ST9160314AS and ST9160314ASG
2 1
ST9120315AS, ST9120315ASG,
ST980313AS and ST980313ASG
1 1
2.5 RECORDING AND INTERFACE TECHNOLOGY
ST9500325AS, ST9500325ASG,
ST9320325AS, ST9320325ASG,
ST9250315AS, ST9250315ASG
ST9160314AS, ST9160314ASG,
ST9120315AS, ST9120315ASG,
ST980313AS, ST980313ASG
Interface Serial ATA (SATA)
Recording method Perpendicular
Recording density BPI (bits/inch avg) 1490k
Track density TPI (tracks/inch avg) 265k
Areal density (Gbits/inch
2
avg)
394
Spindle speed (RPM) (± 0.2%) 5400
Maximum Internal transfer rate (Mbits/sec) 1175
I/O data-transfer rate (Mbytes/sec max) 300
Interleave 1:1
Cache buffer 8 Mbytes (8192 kbytes)