Product manual

6 Momentus XT Product Manual, Rev. A
2.4 Physical organization
Drive model Read/write heads Number of discs
ST95005620AS 4
2
ST93205620AS 3
ST92505610AS 2 1
2.5 Recording and interface technology
Interface Serial ATA (SATA)
Recording method Perpendicular
Recording density BPI (bits/in max) 1,490k
Track density TPI (tracks/in max) 265k
Areal density (Gb/in
2
max) 394
Spindle speed (RPM) (± 0.2%) 7200
Maximum Internal transfer rate (Gb/s) 1.23
I/O data-transfer rate (Gb/s max) 3.0
Interleave 1:1
Cache buffer 32MB (32,768KB)
2.6 Physical characteristics
Drive specification
Height (mm)
(in)
9.5 +/-0.2
0.370 +/-0.008
Width (mm)
(in)
69.85 +/-0.25
2.750 +/-0.010
Length (mm)
(in)
100.35 +0.20 / -0.25
3.951 +0.008 / -.010
Typical weight
ST95005620AS
ST93205620AS
ST92505610AS
110 g
0.238 lb
105 g
0.227 lb