Seagate BarraCuda Product Manual, Rev. H
9
2.2.1
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.
Refer to
Unpacking, Configuring and Mounting the Drive
on page 20 (words 60-61 and 100-103) for additional information about 48-bit
addressing support of drives with capacities over 137 GB.
2.3
Physical organization
2.4
Recording and Interface Technology
2.5
Physical Characteristics
Drive model
Read/write heads
Number of discs
5TB models
10
5
4TB models
10 / 8
5 / 4
3TB models
8
4
Interface
Serial ATA (SATA)
Recording method
Perpendicular
Recording density
2254 Kb/in
Track density
580 Ktracks/in avg
Areal density
1307 Gb/in2 avg
Spindle speed
5400 RPM
Data transfer rate (up to)
140 MB/s
Interface
SATA 6Gb/s
All models
Height
15.0 +0.5/- 0.25 mm (0.59 +0.008/-0.010 in)
Width
69.85 +/- 0.25 mm (2.750 +/- 0.010 in)
Length
100.35 +0.20 / -0.25 mm (3.951 +0.008 / -0.010 in)
Weight (max)
190 g (0.42lb)
Cache buffer
128 MB (129,536 KB)
