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2.0
Removable Drive Cartridge specifications
Unless otherwise noted, all specifications are measured under ambient conditions, at 25°C, and nominal
power. For convenience, the words and phrases RDC, removable drive cartridge, drive, and this drive are used
throughout this manual to indicate the 160GB Momentus 5400.3 SATA Removable Drive Cartridge (RDC).
2.1
Specification summary
The specifications listed below are for quick reference. For details on specification measurement or definition,
see the appropriate section of this manual.
Drive specification
Formatted Gbytes (512 bytes/sector)
Guaranteed sectors
Bytes per sector
Default sectors per track
Default read/write heads
Default cylinders
Physical read/write heads
Discs
Recording density in BPI (bits/inch max)
Track density TPI (tracks/inch max)
2
Areal density (Gbits/inch
max)
Spindle speed (RPM)
Internal transfer rate (Mbits/sec max)
I/O data transfer rate (Mbytes/sec max)
ATA data-transfer modes supported
Cache buffer
Height (max)
Width (max)
Length (max)
Weight (typical)
Average latency (msec)
Power-on to ready (typical)
Standby to ready (typical)
Startup current, (typical, peak)
Track-to-track seek time (msec typical)
Average seek, read (msec typical)
Average seek, write (msec typical)
Momentus 5400.3 SATA Removable Drive Cartridge Product Manual, Rev. D
160GB RDC (using ST9160821AS drive)
160
312,581,808
512
63
16
16,383
4
2
870k
150k
132
5,400
352
150
SATA 1.0, Serial ATA Revision 2.5 Specification; PIO modes
0–4; Multiword DMA modes 0–2; UDMA modes 0–6
8 Mbytes
24.50 +/- 0.2 mm (0.965 +/- .0078 inches)
85.7 +/- 0.3 mm (3.374 +/- 0.0118 inches)
111.88 +/- 0.3 mm (4.40 +/- 0.0118 inches)
170 grams +/- 3 grams (0.3747 lbs +/- 0.0066 lbs)
5.6
3.0 sec
3.0 sec
+5V: 1.0A
1.0 (read), 1.5 (write)
12.5
14.5
3
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